NOVAG @RUBY

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INSTRUCTION

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ANLEITUNG

TÀBLE OF CONTENTS I. , III. a) b)

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GENERAL HINTS SHORT INSTRUCTION GÀME Ff,ATTJRES Mâlrng a Move Câpturing â Piece Impossible and I egal Moves Câstling Er Passant Pawn Promotion/ Underpromotion Stalemateand Draw Check and Checkmate Resignation

IV 1) 2) 3) 4) 5) 6) 7) 8) 9) 10) rr) 12) 13) 14) 15) 16) 17) l8) 19) 20)

SPECIÀL FUNCTIONS NEw GAME (NG) Key LEvEIKey SOLVE MATE FUNCTION GO KEY RANDOM Key REFEREE Key HINT Key TRAININC Key TAKE BACK () Key COLOR Key CLEAR/CLEAR BOARD (C/CB) Key VERIFY Key SET UP Kcy RESTORE Key SOUND Key AUTOPLAY Key INFO Key EASY Key NEXT BEST Key

B.

APPENDIX Care of the NOVAC ChessComputer louble ShootingList 'lbchnical Dâta ând Features Examplesof the LCD display

0 e)

0

c. D.

LCD DISPLAYOF THf, NOVÀGRUBY Th€ rcD displayfor the NOVAGRUBY hasa foù characrer âlDbanumeric display. Th€lisredsymbols belowareusedonthedisptay for r_he NOVAGRUBy:

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2. Lette's ând strnhols

flbc dE FEh tHLllno Pjr5t

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THE DISPI-AY

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r-l =

7

a -

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corP-!€RrFY

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I 2 3 4 5

= = = = =

4 character alphanuîeric displây. 6 = Indication for the colour 7= Slmbol for captured figures 8= Separationfor time indicâtion 9= Symbolfor En Passant 10 =

Synbol for Stalemate/Dnw Sltnbol for Check/Checlmate The compuler is conputing Symbolfor the VERIFY-Function Symbolfor the SET UP-Firnction

Symbols for the che3splcces on the display

H

I

b n P

Kog Queen Bishop f'niCht Rook

Note:All LCD displa,sshowing 3 bars' = 'indicârerhara tuncrioris ON or function the is now at vâlue3.

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I.

GENERAL HINTS

Plaing wilh the NOVAG RUBY is simplecomparcdto othcr chesscomputers. Howeverwc recomrnendreâdingthe gcneraliDst.uclions bcforestartingto play. The dctailcd inslructionsâre laid out in such a way that eachscctionis sclf-conlaincd,so you do not haveto rcad cver],thingal once. BÀTTERIES The NOVAG RUBY rùns on four 1,5V UM 41ypenlkalin€or hcavyduty bâtteries(not inclùd€d). Note Do nol useregularbatteriesas lhcy will resultin ir.egularpcrformâtrcc. To inser(the bâtteries,opcn the BATTERY DOOR oD thc backide of the unit and plâcethe bâtteriesas indical€dby the+/- signs.A set of Dcwalkaline batter;esruns approx.60 hours. (continuousopcration).If you dotr'(usc your computerovcr a long pcriod of (imc, plcascremovcthc battcrics. ADAPTOR The adaptor fo. th€ NOVAG RUBY has thc Art. No.8210 and is scpa.ately availablc.Beforeusingthc adaptorcheckthat the voltagcof your electricoùtput is within thc rangespecifiedon the adaptorlabel.Thc adaptorsockctis locâted ât the back panel of your computer.Plcascnote, that yoù must only usethe adaptorspccifiedfor your computer.Thc useofany otheradaptorautomaticâlly invalidatcslhc warranty. NotÈ Mâkc sure you first connectthc adaptorwith the computerbeforeyou plug it iDto thc maiDs. MEMORY The NOVAG RUBY has a long term mclnory and will rctain the lôst board position.Howcver,makesurc tbat therc are batteriesin thc chesscomputcror an adaplor connectedothcrwiseyou will losethc mcmorycontents.

TI.

SHORTINSTRUCTIONS

1. Bcfore commenciûgto play sct up th€ chesspicccson the chcssboârd atkchcd to the NOVAC RUBY (or any chessboârd of your choice)in the opcoiogposilion.(White pieceson the lst and2nd rankand thc Blackpicccs on thc 71hand 8th rank).

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2. Thc powc. swilch is a 2-positionswitchând locâledât the right sidc panel.Il is markedwith ON/OFF.Pushthis swilchtowardsON. 3. PressNEw GAME. You will hcar 3 bcepsand you can now makcyour opcningmove lor White. 4. If you want 10 incrcascthc levelot skill, pressthc LEVEL key. (Scesection IV 2. lor l€vcl scltingsand their t;mc conlrols). 5. Oncc yôu havc sct lhc lcvcl, pressGO to exit the LEVEL modc. Afler lhc àboveproc0durcyou maycnler your movefor Whitc usingthe tcypad; for cxâmplcE2-E4 is enteredby prcssing: E5 B1 E5 D4 You do not bâvc to prcss any othcr key as thc NOVAC RUBY dclcctsyour computcdmovc and will i'nmcdiatclystart compùt'ngits rcply.Wben the lnove hasbccn chosenit rc ains on thc LCD display.Ifyou wishto cancclyourmovc you mry pressthc TAKa BACK kcy. (scc scctior IV 9.).

Note Since the NOVAG RUBY has no chessboard on which to indicateits noves you will hâve to make all the moveson your own to reflect the âctualgâmegoing oo iDsidethe computermemory. KÉyboârdlock to preventaccid€ntâlinrarruplion to thê computing. You will find this switchon rhe left sidepanelofthe NOVAG RUBY. Whenusing the computerpleaseensurethat this switchis alwa's set to NORMAL.

III.

GAME FEATURES

a) Mat'ins â nov€ Movesâre enteredusingthe algebraicnotationwhichis the standardadoptedby the World ChessFederatiod.Each moveis completedby makingall the keypress in sequence.For exampleto enter E2-E4 pressthe followingkeys:

Es 82 E5 D4. On the last keypressthe computerwill start computingits reply. During the computing do not enter an'lhing with one exception:You can inte.rupt the computingby pressingthe GO keyand the computerwill rnakethe bestpossible move up to that moû€dt, If you make a mistakewhilst enteringthe co-ordinatesof the 'from" Square, simply pr€ssthe CLEAR k€y to câncelyour wrong entry. Notei Sincemovesare enteredusingthe longalg€braicnotationtherc is no need to irdicate captur€s,castlingor cn passantcaptures.Howeverin the event of a promotionthe NOVAG RUBY will promptyou for the piecethât you wish to promotc (o. Pleasepressonc of the piecesJmbolk€ysindicaling your choice. b) Câpturitrga Piece If the NOVAG RUBY makcs a capturingmove it will showon the LCD the symbol" x ' and in casesof en passantpawncapturesthe displaywill show'€p". c) Impossibleatrd lllcgal Moves The NOVAG RUBY is programmedin accordance with the InternationalChess rules and doesrot accep(nor makc illegalmoves.Illegalmov€sare no( allowed ând your computerwill beep 3 times and show' Err " or the display.You can tow cot€r anotherlesal move.

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d)

Castllng

r,,:Hï'":rï,:ï["" ! lif .Ér$jifi Éiï,j#Ëu,Tlhf; The NOVAG RUBY acceprsand cxccurcscasrti.gin scl_ùpboard posirions. €)

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f) Pawn Prohotion / Utrderpromotion If onc of your pawnsreachesthe oppositeside of the board (he 8rh rank), rhe NOVAG RUBY will allow you to promotôor underpromoteir to any desired piece.As soon as this happensthe computerwill pronpt you for the piecerhat you wish to promoteto and the word " Pro ? " will be shownon display.Pleasc press the piece s]4nbol key of your choic€ to s€lect the pronored pi€ce. When the compute.prornotesone of its pawnsit will flashthe promotedpiece on the display. If you missedthis display you cân userhe VERIFY key to find our which piecehasb€enselectedby th€ NOVAG RUBY. The compureralsoacceprs and executespawn promotionsin set up board positions. g) Stâl€mate ând Draw The computerannouncesa Stalemateby the word " d St 'on display.The NOVAG RUBY recognizes specialdraw conditionsasstatedby the WorldChess Federation. . Drâw du€ to insufficient material is announcedby rhe word , d in ' on disptay. . 50 moveswithout a captureor a pawnmovesis displayedwith'd 50 " . . And 3 times repetitionof positionis displayedwith'd 3r ". h) Check and Checkmaa€ Ch€ck ainouncementswill be shownas a' + 'sign on rhe right cornerof th€ LCD display. If this check is th€ last check of th€ gamei.e. checkmâre,rhis symbol " MATE ' will appear on the display along with the lasr mov€of (he gâme and the winningcolour. i) Resicnation lf th€ cornputerbelievesits positionis hopeless,it will announce' fE Sn ' for res€n. Note: If either side'stime runs out, the LCD displaywill flash" FLAG ". You may continue(he gameby enteringthc nen move.

IV

SPECIAL FUNCTIONS

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NEw GAME Key (Key mârkedNG)

PressingNEW GAME will resetthe NOVAG RUBY'Schessboardto rhesrarring position. This key is effectiveeven whil€ in thc specialrhodeslike SET UP, VERIFY and LEVEL.

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PressNEW GAME every time you switch the computer on, or whenevoryou wish to commenc€ a new galne. Note The LEVEL, RANDOM and SOUND valueswil be retained. 2)

LEVEL IGy

Yow NOVAG RUBY has 48 different lev€ls of skil ro suit €very ry[,e of playing conditions that you wish to sot. These ar€ divided into 6 sections(plus section SOLVE MArE) and they aro lisred below. To set the NOVâG RUBY to any of the 48 levels press the LEVEL key. Each further press will advanceto the next level group and you will see otr the LCD the abbreviation(tr = Tournament l€v€I, At = AverageTime level, Sd = Sudden Deârh level, Fd = Iix€d Deptù l€vel,Àn = Analysis level,EA = Novice l€vel) of rhe level thât you bav€ selecred.Pleaserefer to the level rable for tbe m€aning of each of the zl8 levels. To set the required level of eâch level group press the number key Al . Ht. To exit this ûode alwayspress cO. Note Th€ LCD display'h I " r€presentsthe lastgroup (mare-in-r, s€€secrion M. SOLVE MATE for full details). Exâmple

If you wish to set level 12, press rhe LEVEL key until the display sbows " Al 1 ', and then press the number key D4. On the LCD display you will see ' At 4 " indicaring the level which is s€t up. Once you haveselecredthe desiredsk;UlevelpressCO to e t this

You can alwals check or changethe skill level during a game,howevernor whilsr the computeris calculating.Changinglevelresetsthe clock. Nots lf you switch th€ computer off to continue your game at a later tim€ or if you start a new game, the previously set skill level will be retained.

NUMBERIN(; SYSTEM T'OR THE SECTION OI' PLAYIN(; I,EVET-SON THE CHESS EOARI)

I

8

24

7

1 5 23

6

6

't4

5

5

40 él

48 in-8

39 47 in-7

30 38

46 in-6

37 45 in-5 20 28 36 44 rn-4

3

11

2

1 0 1 8 26

1

19

27 35 43 in-3 34 42 in-2

9

17

25 33 4 1 rn-l

B

c

D

G

H

Descriptionot lev€ltime cont.ols: .

Tournam€trtl-€v€lTR I - TR lt : (lævel1 - li) For lournamenttimc controls. All movcsarc prc-sctwhich hâveto trc playcd within a fixed time, e.g.40 movesin 120min. (lcvcl 8 is (hc strongcst).If you or thc computcrexce€dsthc spccifiedtilnc conlrol,thc gâmc will bc d€clarcdlost.

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Av€rogeTim€ l4vel AT I - ÀT tt: (kvel 9 - 16) Thc NOVAG RUBY will only usc tho time solccrcd.

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Sùddrn D€athl-ÉvclSD I - SD E : ([.êvel17 - 24) For play to (hc finish.Thc compulcrhasto finishils gâmewilhin â given timc. lf you or thc compu(ercxccodthc spccificdlime coûtrol,the gamc will bc doclarcdlost. (clockscountdown to zerc ând 3 beeps1()wârn you ifyou ovcrstep).It youwishyou can.ontinucto playand fitish thc game. On tho LCD d;splaythe total timc usedwill bc showf,and will counl conttnuously.

t'ix€d D€pth l*vd.r'D r - FD 8: (Lvel25 - 32) lmportant for ânalysispurposc.Thc computcrwill orly compurcup ro rhc dcpth selected. Anâlysislf,v€l AN r - AN 8: (L€rcl33-.10) Thcsc lcvelsprovide decpcrscarchesfor nore difficulr problems. Novice lxv€l EA I - EÀ E : (I,€v€l 4l - 4E) Hcro the computorwill not computcon opponcnrstime,rhercforeirs play is wcaker.Thc NOVAG RUBY limils its marcscarchup to the specificd numbcrof half movcs.

LEVEL TABLE Descdption (j)

2 12) 3 (3) (4) 5 6 {6) I

17) (e) (e)

Description

5

(25) seârchonly t hall move 2 (26) sêarchonly 2 hal movês 3 127\ sôa.chonry 3 hall movos (28) s.a.ch ônry 4 hall mov€s 5 (2e) s.arch only s hall movês 6 (30) searchonry 6 halimovss ( 3 1 ) searchonly 7 haltmov€s a (32) s.arch only 8 hàlfmovos (33) soârcho.ly t hall movôs 2 (34) sea.chonly l0 hâll movos 3 (3s) searchônly 11 hall moves (36) searchonry 12 halt movo3 5 (37) sèarchonly 13 halimovês 6 (38) searchonly 14 hallmov€s 7 (39) seacn only 15 halfmoves (40) seâ.chonly 16 hall moves FrA1 ( 4 1 ) résrrcred 3 pry sea.ch 2 142) rcst cl€d 4 plyseârch 3 (43) /esl/icred 5 Plysèârch (44) .eskicted ô ply$àrch 5 ( 4 s ) resrded 7 plysearch 6 (46) .esr.rd€d a plyseârch T (47) rêstrictod I ply search I (48) rêslricred 10 ply search

30 60 90 100 120 150

2 (10) 3 (ti) 5 6 I

sol 2 3 5 6

a

(12) (13)

04)

(15) (16) (17) (1S) (19) (20) t2l 122) 123) 124l

3 5 30 90 120

l0

3)

SOLYE MATE }'UNCTI()N (use key markedLEVEL)

Thc NOVAG RUBY can solvcmostchcssproblômsâsw0ll asmateprobl€msup to Matc'in-8cventhoscthat requirecastlings, en passantcapturesor pawn promotion/ underpromotions. PressNEW GAME andsct up lhe rcquircdboàrd positior. Eefore you starl thc malc scarch,it is advisablcro vcrify thc set'up board positionvia (he VERIFY kcy and makc surc thal thc colour to movc is corrcct, it Dot changcthis by pressinethc COLOR key. To sct thc dcpth ofnate scarchpressthc LEVEL k€yuntil thc corrcctindicâtiod 'in I " showson thc displây.Sclectnow thc numbcrofnovcs (o matcbyprcssing âny ot thc numberkeysA1-H8. PressGO oncc to exit thc settingofthe mâlescarchand thcn prcssGO a second timc and the computerbcginswith thc matescârch. If thcre is no solutionyou will scc " no nE " on (he LCD display. Whilstthe NOVAG RUBY is searchirgit will showthc nain variationsthat it is Dresently cons;dcringand will .otatc a varictyof intormationon the LCD displayin thc rollowinsorder: a) Timc usedup so far (cxample: 0l : 3s "). b) First moveof mair linc (cxamplc: " (;5 c4 ", displayof thc mostânticipatcd ncxr move tor Black).

o Sccond novc

o t m a i n l i n e ( e x â m p l e : " F 3 H 4 , d ; s p l a yo f t h o t h $ e â f ( c r cxpectcd counter-movc for Whitc). T h i r d m o v c o f m a i n l i n e ( c x â m p l e : D 6 D 5 " , d i s p l a yo t t h c a n t i c i p a t c d

countcr-novetor Black). c) Evaluationof the posilion = scorefrom computer'spoint of vicw. (cxamplc:" 0 2l 'j mcans + 0.21pawn up). f) Dcpth of seârch(d 6 meansnow searching6 half movcs). g) Iterationsnot corltpleted(29 30 mcans29 out ot 3{)still to be calculated). 0 If therc is no solutionyou will sce " no nE " on display. d)

GO K€J

The GO key is used to cnter a commandor to exit from the tolowirg special functions: SET UP / VERIFY / LEVEL / AUTOPLAY or DEMO / SOLVE MATE. Thescfunctionsare explainedin their rcspcclivepa.agraphs.

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Furthermorethe GO key is used:

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. To mske rhe NOVAG RUBY compute for lhe side to move, evcn if in REFEREE mode. . To interruptthe computingtine âod call-offa compùtermoveinstantly.The compu(erwill make (he moveit currentlyconsidersthe b€st.Pleâseallowat lcast 5 secondsof searchtime before pressingthis key in order to l€t thc computercâlculateâ reasonable move.The evaluations of thesemovesdo not correspond*ith th€ €valuationof the set-uplevcl. . To changesidesduring a game.Wait until it is your turn (o movelher press GO. The conputer will oow computea movc for your colour,and you will play the other colour from now on. . To lel the coûpulcr play âgainslits€lf,which might be of spccialintcrcsta( a ce(ain pobt during the gameor for leaning purposes.Ev€ry time you press GO the computer câlculâtesfor tbe side to move.All moveswill b€ computed acrording to the s€t slill lev€ls. . To accept a HINI lf a hint is shown on display,pressingCO acceprsthc hint as thougb keyed in. 5)

RANDOM lcy

Ev€ry tim€ yoÙ switch the computer on, automaticallyth€ mov€with rhe highest rating is chosen,basedon the depth of the searchwhich is d€lermined by the skill level. This is âlwaysthe caseafter the opening is finished. However, this may not alwals provide the desired variety. If you pressthe RANDOM key you can choos€variouslevelsof randomness(rA|r = / rAn = ), Level'rtu " is the leastrandom.The comput€rwil /rAn-/rAn selecta ûove at random from a list of possiblemoveswhichare similarin their evaluatioo. 6)

REFER.EElGy

In this mode you disable the computing of mov€sby the comptiter so you may mal€ moves for White and Black, while the computer stil checkstheir legaliry. This f€atùre nay be us€d to cnter particular book opnings or to âIow 2 players to challenge each other. Yoù may enter into lhis mode ât the beginningor duriog a gamebefore you make your trextmove.Pressrhe REFEREE key and the LCD wi show'rEf = " if 12,

REFEREE mode is on and just ' rf,f ' when it is off. PressREFEREE while displâyed to change the current status. The followirg features are still available whilst in this mode: TAKE BACK / COLOR / HINT / SET UP / VERIFY / SOUND / GO. 7)

HINT IGy

The NOVAG RUBY can suggestmov€s,if you are not sure how to conthue your game, which is a greâ! tutoring feature. When it is your turn pressthe HINT key and the computer will show the mov€ it considercthe best for the colour to nove (the move will be shown on display). You can accept aoy suggestedmove or may make a move of yoù choice evenwhilst a HINT is being displayed.If you accept the suggestedmove siûply presscO and the computer*ill imûediatelyreply with its counter-mov€. lf you pressthe HINT key whilst the computeris calculating,tho displaywil show the move the compùter would play if the GO key was pressed.Press CLEAR to clear the LCD displayand go back to the rotatinginfo display. The suggestedmove is tbe best possiblemovc io tbis position computed by the NOVAC RUBY at the level preset by you. 8)

TRAINING Key

This function is to help the noviceplayer: Step One : When it is your turn to move press th€ TRAINING key and tho computer will showthe ' from ' square(indica(edon the LCD) of the 6rst piecewitl a legel If you continue to press the TRAINING key, the NOVAG RUBY will showyou all pieces with at l€ast one legal move. You may cycle tbrough this step as often St€p 'RYo: Once you havc selecteda pi€c€, press GO to havethis squareacceptedas though keyedin. lf a " f.om " squarehasbeenenleredtheneachpressof the TRAINING key will show now each legal ' to' square by this piec€. Step Three : lf you accept the move as displayed, press the CLEAR key to clear the display and then key in this movc.Tbe computerwill then makeits counter-move. -13-

Ifyou wishto makea moveolhcr thandisplayedclcar firstthc displaybyprcssing the CLEAR key and lh€d cxccu(ethe movcof your choice. Shouldyou wish to go back to Slcp onc, uscthe CLEAR kcy to resettho LCD dkplay and thcn prcsslhe TRAINING kcy to go to StepOnc. 9)

TAKE sAcK KeJ (key mârked )

This tcy is mainly used tor tracing fùward all movcsa[1cr usingthc TAKE BACK or RESTORE function.Every prcssof this keywill rcplaya hove of lhe cu.rcDtsameurtil all movesin hcmory havebeenrcplayed.This is indicatedby lhe word " En d " on (h€ LCD. 1l)

COLOR Key

Thc co putcr is gcncrallysct to plâyBlackând youwhile. Ityouwantloplay Blackin a newgamc,set up thc Blâck picccson rank I and 2 ôndthe Whi(concs on rank 7 and 8, in lhat càsedisrcgardthc notàtionsalonglhe €hessboàrd. Now pruss:

NEW GAME key - COLOR key - GO key

The computerwill make its openingmovctor Whi(c from thc lop of thc board, ând you will haveyour Black picccsin front of you. The CoLoR key cân be prcssedat any time durine a gamcand the colour 1o movcwill bc rcverscd.Any novcs madc prior to prcssingthk keywill bc erâsed and (he gamehislory will bcgin with this posrtron. l4

lf you arc in thc SET UF mode,you càn choosethc colourlo movefirst via thc CoLoR kcy (scc scctionM4.). 12)

CLEAR / CLEAR BOARD Key (key markedC/CB)

This kcy has scv€.aluscs: . In Set Up modc this kcy clearsthe boârd of âll the pieccs. on the LCD displaylike ' RAn = ', ' Esy = ' elc you . If therc a.e messâges can clcar thcln by prcssingthis kcy. . If you start cntcringa move and wish lo cancelit you may irrcssth;s kcy to clcâr thc LCD displâyand start over again. 13)

VERIIY tcy

Th;s kcy hâs a douhlc tunctn)n: a) On thc fi.st prcssyou will entcr lhc VERIFY node and the LCD will show " VEr ". b) on the sccondprcssyou will cntcr thc sET UP node and thc LCD will show ' sf,t ". c) To cxit cithcr of thescmodespressthc CO kcy. At any poin( in a gameor altcr onleringa boardpositionyou canchcckthc positionof any numbcrr)t picccs.You can alsocheckercb squâreto sce;t it is occupiedand by which piecc.ln this nodc thcrc arc two waysto verifythc .

Entcr (hc squarcyou wish to verily ând thc NOVA(; RUBY will showthe symbolof thc pieccwhichis occupyingthissquareândits colour.It thc squarc is emptythc lett sidc of the LCD will bc hlac*.(Onlylhc cntercdsquàrc positionis on display).

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Pressany piccc kcy and its prescntposilionwill bc displaycd.If th€ rcquired piccc is not on lhe board you will just scc lbe piccesymboland thc mcssagc " - - '. If lhcre are morc piccesof thc sclcctcdtype you will sce thcir respcctivclocâti{)nswith subscqucntprcssesuntil thcrc ârc no morc ând thc messagc'-- " will appear.

Y('u may exil this mode any time by prcssingthc GO kcy. Entcr now your ncxl movc or call oft a movefor the compule..

t5

14)

Sf,T UP Key

This mode is designedto enâbleyou to set up board positionsto solvecbess problems or to set handicapsby removingor entering a piec€,aswell as chânging the positions of pieces. In SET UP rnod€ the conputer's legality check as to th€ movem€ntofpiecesis disabledandyou cânenter,removeor changeposilionsof any piece.However yoù cannot sot up an incorrectposition,€.9.play without bolh kings or with ûore than one king for each colour. . . . etc. If you exit the SET UP mode with an illegal position, you will hear three beeps the' Err " signwill be on display.Use VERIFY mod€to seewbatis ilogâl âbout the position. pawnpromotionand €n-passant The comput€rwill acc€ptând executecâstlings, captùrcsif you play from a s€t up board position. Note All previous stated mov€sar€ c-ancelledas soon âs you enter the SET UP To enter this mode press th€ SET UP / VERIFY key rwice or if you are aheady in the VERIFY mode ooc€.You will seeth€ word ' S €t ' on display. To exit this mode press the GO key or changeto the VERIFY mode. a. Removtoga pi€c€/ cleariry th€ €ntir€ board . o . .

Pfess the SET UP key. To removea piecejust enler thô squareon which it presentlystands. To clear (he entire board of all pieces press the CLEAR BOARD key. To erd this mode pressthe GO key or changeto the VERIFY node to checkthe new board position.

b. Enlering a pi€ceor moving / s€tting up a board position . Pressthe SET UP ket if you are not yet in the SET UP mode. . To enter a piece,first mâke surethat the coloui sFbol at the bottom of the LCD displayis corr€ct. If not, pressthe COLOR keyto changethis. Next, presslhe key with the synbol of th€ pi€c€you wish to ente.,then enter the square wher€ you wish to place t-hispiece. . To move a piece from one squareto another,simply pressthe present locationofthe piecerhât you wishto move.Nextpressthe squarethat you wish to move tbis pieceto.

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. To set up a boârd position clear the board by pr€ssingtbe CLEAR BOARD key.Selectthe piec€sto be enteredviâthe pi€ccsymbolkeythen enter the squa.e.Changethe colour whedeverrequired. . ïb €nd this mode pressthe cO key. Note: After havingleft the SET UP modeif a changeof colouris required,pr€ss the COLOR key. You may now enter a move for rhe indicated colour or nake the computermoveby pressingthe cO key. ls)

RESTORE IGy

This functioî of the NOVAC RUBY allowsyou to restorerhe boârdpositionto the very beginningof the game.The computer can store 70 moves(1,t0half moves) in its memory which normally will allow you to go back to rhe o€w game position.If how€verthe gamewâsstartedfrom a Set Up posiriono. if morerhan 71 mov€shave been played thc game will not be at thc new game position. After pressingthe RESTORE keythe displaywill show'b€g " ro indicar€thebeginning of the game history. Not€: You may use the compl€mentaryfunction k€y TRACE FORWARD ro replaythroughthc entire game. Shouldyou enter a move for your colour you will €ras€all of the game historyand the NOVAG RUBY will treat this as a new game. 16)

SOUND KEY

Thc NOVAG RUBY hasfour differentsoundsefliûss.whichwill be indic-ared on the LCD disDlâv.

a) S€ttingr (snd ) : There will be no acousticsigmls at all. b) setting 2 (snd - ) : There will be an acousticsigDalonly when rhe computcranswer\with its counler-mov€ c) Settirs 3 (Srd = ) : Therewill be an acousticsignalwhcdpressineanykey and wh€d the NOVAG RUBY o. you mak€ a move. d) Setting 4 (Snd =) : Thc samesoundseuingas mcDtioned underc) ând in addition you will hear a doublebeep and rhe LCD will flash the squareposition of the piece which is threatenby the computer.. Note: Pressthe SOUND key to selectth€ rcquired soundsetting.To exir rhis mode nake a move or presscO !o call off a computermove.

-tl

t_,

AUTOPIÀY Key

17)

The NOVAG RUBY may be sel to playagainslitsclfandyoumaywantto do this lo wâlch an inlerestinggamc .'r lo analysca problcmpositionovernight. Prcssth€ LEVEL key and selec!lhc lcvcl of skill. Pressnow the AUTOPLAY keyand selcctthe requircdsctling(displayshows'Aut ",'dE tr'or' LE ") To startanyoflhe selectedscttingsprcssthc (;o kcy.This inm€d;atclystartsthe NOVAG RUBY plâyingagainstilsclt al the currcnl lcvelsetling.All movcsare cxecutcdautonaticallyby thi: conpulcr andshownon the LCD display.Y()ùmay kccp trâck of the game by makingthe movcson lhe board. Setting'Aut":

will allow (hc NOVAG RUBY to plây againstitsclf until thc cnd ot lhc game(1 sarneonly).

Se(ting'dEn':

will allow the NOVAG RUBY to play againstilself conlinuously(at the end of a gamethe computcrwill resta( wilh ano(hcrSamc).

' ' Se(ing LE :

mcânsauloplâyand demo node âr€ otf.

Note: To exjt this node whilst lhc computcris still exccùlingopeningnovcs, pressthe NEW GAME key but plcascbear in mind that this will c-ancel tlre currcn( game. once thc sameis mo.c advanced(out ofthc opcnitsbook) youcadpressthc Go kcy to exit th€ Autoplaymode.Thc movecu.rcntlybeingcomputedwill be executedbefore the comDùtercxits this mode. Ifyou want to learn morc aboutchcsli,wc suggcstto call offsinglemovesfor cach sidc via the GO kcy, which givcsyou morc time lo s(udycachmove. lE)

IN[-O lGy

and hâs a This key providesinforrnationon thc currcn( gamcas il progresses rotationaldisplayto show manymcssages. .

First presson the INFO ley showsthl] time of the side to move,on display you will se€th€ message'lot'for I sccoddandlhe coloursynbol otthc sidc whoscclock is beins shown.

. sccond p.€sson tbe INFO kcy shows the timc of the side not lo movc, (' tot ' and the colour symbolwill bc displaycd). l8

. Third prcsson the INFO k€yshowshow the compulcrevaluales the positioo for the curr€nt sidc to movc. lf the computcrsecstha( it can forcc a matc thc displaywill showthe mâting depthâs " n 03'for €xamplcwhichmcansa matc,in-3. Disadvântâgcaus cvalurlionsarc markcdwith a '- " sign.For cxanplc if the compulcrseesit is goingto bc matcdthcnthc scorccouldbc'- n 03'. o Fourth presson thc INFO key will showthe numborof movesmadcso far. Thc displâywill show" cnt " and thc colour symbol. Note: Usc lhc CLEAR kcy to clear the INFO display.Whctr (hc computeris thinking the d;splaywill show cither thc rotating displayor onc of the abovcINFO disnlâys.To gct backto (hc rotatingdisplaypressthe CLEAR key again. Th€ rotâting displaysârÉ: - Thc timc spcnt on thc currcn( seârch - Thc first 3 ply of the bcst linc found so far - Thc scoredisplayetlas abovc - Thc currcnt depth of scarch - Thc numberot lcgal novcs in currcnt posirionstill ncedcdto scarchout of total numberof lcgal moves. Notc: Eâch displayslaysfù 2 sccotrds. 19)

EASY ltuy

Thc NOVAG RUBY alwaysusesrhe opponenl'stime 1(lcomputeits bcst rcsponsewhich is qritc an advantageas il will somctimcsrcply instantly(evcnif the move appearsdifficult) sinccit har prcdictedyour novc and complcted;ts asscssmcnt ot your move.To disablethis advatrtag€ plcascuscthe EASY kcy. Whcn lhis mode is acrivatcdyou will scethc messag€'ESJ= " or thc LCD and it turtrcd otf you will sce ' ESy '. This kcy acrsas â togglcwilh alternatekcy presscrturning it ON ând OFF. 20)

NEXT BEST K€y

It rnaybc of intcrestto you to know which movc ir â givenpositiotris thc next bcst choicowilh its cvaluationequalorjust lcssrhanthe movejusrplaycdby the NOVAG RUBY.

To âctivâtethis function pressthe LEVEL key and then the NEXT BEST key. This eûâblesthe compùterto 6nd (h€ ocn bcst mov€in th€ curr€ntposi(ion.If no movchasb€enpreviouslyplayed,the displâywillshow' b EG ". Otherwisethe tCD will showthc mov€to b€ takenback and then the computerwill comeup with an âltcrnâtemove.

v

APPENDIX

A.

Care of the NOVAGchcsscompùler

Dirt or dust cân be rcmovcdwith a soft cloth.Do not usc anychemicâlsolvents or water on ihe sel. Any danâgc causedby thei. llse idvalidates thc warranty.

Alwayskeep the computerin a dry ând cool place(normalroom temperatur€). Avoid exposingthe computerto heat,e. g. spot lights,radiators,sunshineetc. as this may l€ad to pcrmanentdamagecâusedby overheating, whichis not cov€rcd by lhc warranty. Warranty: For detailspleasercfcr to thc enclosedWarrantyCârd. B.

Thoùbleshootihglist

All NOVAG chesscompulersâre extensively testedbeforeleâvingthe factoryto ensurctroubl€ frce operation.Howeverif you encounterproblemswhen using the NOVAG RUBY pleaserefer to the lisl belowbetorescndingthe unit back to your dealer. l- The computer does not work and the LCD is blank. Pleasecheck if your bat(erieshâvesufliciedtcharg€,alwaysusc heait duty or alkâlinebatteries for rcliablc perfolmance. 2. Thc letters on the LCD display âre fâint and get dimmer as yoù ose the NOVAC RUBY. Th€ batt€riesare run do*n, pleasechangethem. 3. The keys do nol work âdd pressingthem will briôg oo r€sponsefrom tbe NOVAG RUBY. Pleasechcck lhât thc k ybord lo.k switct hâs nor be€n accid€ntalyleft in the LOCK postion.This switchis on the lefi sid€ panelof (he NOVAG RUBY. Whcn usingthe computerpleascensur€that this switch is alwayssel to NoRMAL. ('er r ) on entering 4. The NOVAG RUBY keepsreiurningerror messages moves.Pleasechecktha( your positionis correctusingth€ \TERIFYfunction (seesectionIV 13.).or if the NOVAG RUBY is requcstingyou (o enter a pawn promotionplcasepressone of the piecesymbolkcys. .t0

5. The NOVAG RUBY lock up and will oot rcspotrd to any keypress. Pleâse rêset the NOVAG RUBY by removing its batteries or adaptor. You may now conthue usitrg the NOVAG RUBY nornâlly. C.

Ibcbnlcal Dât! ard F.sturcs

.

Prosamme Size

. o . .

SystemClock Sp€ed RISC Style Processor Powcr CoDsumption Batteries

. Battery Playing Life . Adaptor . . .

Openillg Book Playiry Lev€ls Game Memory

. . . . . . .

ïàke Back Moves ïfaiûirg atrd Hint Function Estimated ELO (USA) Solv€sMate Mate Announcem€ot Dept Sealch Super SIim Boald

32K B'te Ron (Read-Ooly-Memory) lK Byte Raltl (Ra[dom-Àcc€ss-Memory mMHz æ mA nin"/50 mA mar( 4 x r,5V UM-4 (AAA tr?€) allalin€ batteries 60 hours 9V DC rating 100ûa (Novag adaptor Art. No. 8210) more thatr 12'0m hâll moves 48 Game kept on when power offand will keep while the battei€s lasr 140 Half Moves DIO Up to Mare-in-8 Up to Mate-in-8 18 Half moves 80 x 155 x 20 mn

All data subjectto chaùgewithout notice.

ll -

II

EXAMPLES OF THf, DISPLAY

The followingare examplesof the most importantdisplaysof rhe RUBY. This displayindicâtesthat thc NOVAc RUBY is readyând its your move.

E? [? tY cl c5 8?, ?1

Displayaf(€r irput ofthe first half movc,lhe locârion whcre you wish to moveFROM. Display after input of the destination sqùare that you wish to play TO. Displayof the comput€r'scouDter-move. INFO-Display:Showsthe total timc ùsedso far for Blâck,while the compuleris computing. INFO-Display:The compuler'scountermove.

E I E1

INFO-Display:The NOVAC RUBY expectsthis move after the previous b8 c6.

c5 bY

INFO-Display:On cl e3 thiswouldbe the computer's reply.

-0 EJ

INFO-Display: Scorefor Black currertly being

da5 19 Y]

INFO-Display.Numberof half mov€slhc RUBY has searchedso far.

5c r

INFO-Display:The displayfor the scoringis selected and will appearafter 1 second.

-B U5

INFO-Display: Positionevaloalion for White, and it is

INFO-Displala Our of 43 variations there âre srill 39

to

t

INFO-Display: Showsthat the total time for White is selected and wil appear aft€r 1 secood.

aE t1

INFO-DisplalrShowsthe total time usedbv White so far.

f o È

INFO-Display: Showst-battlle total time for Black is selected ard will appear after I second.

09,,Y

INFO-DisplayiShowsthe to(al tim€ usedso far for Black so far.

En t

INFO-Display:The displayfor the numberof moves is selected and will appeù after I second.

t? r5, d1

INFO-Display: howsthe total number of movesmade so far.

E, r

Any illegal move or input will be indicatedby the ERROR message.

,E 5n

The NOVAG RUBY resigûsthe game.

The piece on square d4 gets captur€d duritrg Black's moves c5 x d4,

d

5r

Shows the ânnounc€m€ntfor a draw, due to stal€mâte.

d

1.

Sho*$ a &aw with 3 time repetitionof the position.

d

5t

Shows a draw according to the 50 move rule.

t

a

tn

Draw due to insufficientmathg material(seenI.D.E.

nff Lt

The announcement of a checkmate.

UEr

The VERIFY-Function is selectedand you may veriry the positionof any pieceon the board. )3

5t È

The SET UP-Functionis selectcdard you ma remove or add any cbesspiecc to make up a ne' position.

(t

The useof lhc CLEAR BOARD key is confirlned

r

rn8

A_BlaclRookis setup or squarea8 by usingthe SE

I

,1

A mate-in-4is eot€redby ùsingthe SOLVE MATE Fùrction.

Hut

The AUTOPLAY-Function is on and th€ NOVA( RUBY will start playingitself after pressingGO.

rE F:

The REFEREE-Function is âctivatcd by pressingth, REFREE k€y.

5n d

Tb€ SOUND is switched ofl

,fl ni

The RANDOM-hinctioo is âctivâted.

t5 e_:

The EASY-Modeis activated.

Pr o7

The computerasksinto whichpieceyourpawnwill br promoted/underpromoted.

,

El

bt

fr

The NOVAG RUBY wishesto promoteils paw whicb hasjust movedonto tlre squarc â1 ând reques a Rook in its place. Showsthat the gameis set back (o th€ b€ginningo lhe game by activating ihe RESTORE key.

En d

Thc last move of the game has been madc, thcre ari no olher movesstored in tbe memory.

Thc SET LEVEL key hâsjust bcen pr€sscd.You wil seethe selectedlevelafter I second.

l4

t t

tr

Touhament level t has been selectedatrd rs now effective. Average Time plaing level 2 hasbeen sel€ctedand is

flt? 5d Fd

l

SuddenDeath playinglevelhasbeenselectedand is now €ffective. Clocks will count do\lî to zero time.

?

Fixed Depth playing level is selectedand now €ffective. The NOVAG RUBY will only analyzeevery move for ody 2 haff boves.

En

3 5

Efl

hY,6lt

gr È n

Analysis level 3 is selected ard now elÏective Novice playing level 5 is selectedand the NOVAG RUBY will play less strongly. Black's moveswâs lrom h4 and captureson th€ squareg3 and announcescheck. Th€ NEXT BEST-Function hasbeenselectedandyou w i l l b e p r o m p t e dt o t a k e b a c k t h e l a s t m o v e . Computing will then begin. The NOVAG RUBY announcesa mate-h-l, the game is lost for you. Timô ou(.