-"\:;-:

':

The performance

I The

figures quoted are typical and are subject manufacturing and service tolerances.

to

normal

right is reserved to alter the equipment described in this nanual in liqht of future technical development.

the

I'ARNING

Certain semi-conductor devices used in this equipnent contain Beryrliun Oxide. rf inhaled. dust from this oxide can be toxic. No danger can arise fron nornai handling but no attenpt shourd be made to tanper with these devices. They shoulcl not be discarded with

industrial or domestic waste.

WARNING

The power supply module has been designed to neet relevant safety requirenents. rf it is necessary to reprace any safety conscious conponent onry the item quoted in the parts list MUST be fitted. Ensure that these components are securery fastened and that ail. insurators and covers are fitted after servicing. check that all

warning labels are in pLace " If any re-wiring of the nains input supply cables is necessary the specified type MUST be used and alterations to the routeing or connections MUST NOT be nade.

7

BASE STATION TYPE FX5OOO

IS5UE 1 JUIY 1990

Prrnted in England

G) l eso

TP9 4

AMENDMENT LIST Changes made to the equrpment described in this manual are publrshed as amendments which are dated and consecutively numbered. Reprints of the manual will incorporate all the amendments to date and an entry to this effect will be recorded on the amendment list below. Each page affected by amendment action will bear the amendment number as a suffix to the manual reference number e.g.TP123l4 indicates that the page has been corrected by amendment number 4.

Should it be necessary to raise the issue of a manual the amendment numbering will recommence with No.1.

Amend't No.

Date

Initials

Remarks

- ^--.;l ERRORS & OMISSIONS The usefulness of this Service Manual depends upon its accuracy. Whilst every endeavour has been made to minimise errors, some may exist. lt is therefore requested that any errors or omissions noted be advised as follows;

Please quote:

a) b) c) d)

Please send to:

Title of manual

Philips Radio Communication Systems Ltd.

TP No. and lssue No.

Publications Department PO. Box 24 St Andrews Road

Last amendment No. received

Cambridge CB41DP

Page and/or Fig. No. in error

England

'-1

CONTENTS

Page FORMAT OF THE

PART

I

OVERATL EQUIPMENT DETAILS SECTION

PRODUCT SUPPORT POLICY

SECTION

GENERAT INFORUATION

Introduction Sumnary

of

2.1 2.2 2.3 2"3 2.3 2.4 2.7 2 .14 2.14

data

Crystal information

Mechanical construction

Ancillary

equipment Equipment coding

Outline technical description tinking infornration Custonising Links SECTION

3

INSTATTATION-COI'IIII

SS

IoNING-IIIAINTENANCE

Installation

3,1 3.5 3.9 3. 10 3.15

Connissioning Maintenance

Engineering functions Test equipment SECTIOT{

4

SPARES DETAITS

Introcluction Spare nodules PCBs & components 0rdering of spares Surface mounted devices (SMDs) Shelf assenbly, miscellaneous parts PART

4.1 4.1 4.1 4.1

Iist

4.'l 4.2

II

t'toDutEs POCER SUPPIY UODUIE

AT04878/-

Introduction Detailed description Specification Test procedure Parts list

1

I

3 4 5

RECETVER tmDULE

UHF

AT04880/-

Variants AT04880/05-07, 15-17,25-27 Introduction Detailed description Test procedure

RECEMR UODULE AT04880/vHF Variants AT0tt880/02-0{, 72-14,22-24

Introduction Detailed description Test procedure RECETVER |ODUTE

All

AT04880/-

Variants

Crystal information Specification

I

I

1

Test Frequencies Parts list TRtf,SilrttER

DRTVER UoDULE AT048881

I 5

/

Introduction Unit description Circuit description Specification

1 I

3

4

Test procedure Test Frequencies Parts List

TRAIISIIITTER POTER AIIIPTIFIER IIODULE AT04874,

4 9

12

9/-

AT04882,

3/-

Introduction

RF power anplifier PA control board

Specification Test procedure Parts list

coilTRor

TIToDULE

I 1

2 a

AT01872/-

Introduction Detailed description Control auclio board Control front panel Control logic board Specification External control interface Internal module indications Parts list

,| I

4 I

.l

3

5 9

10 11

13

Renote Control Option AT14920

fntroduction Sumnary

of

1

data

Installation Standard linking functions

Detailed description Setting up and alignnent procedure Parts list

1

2 3

4 9

12

CTCSS/Voting/Piptone Option AT29061

Introduction

1

Sunnary

1

of

clata

InstaI lation Detailed description Test procedure Parts list

Ancillaries Shelf To be issued Appendix

1

f,etering Panel

later

3

4 7

12

FORI'IAT OF THE IiANUAT

Division of Infornation This service manual is clivided into two parts. Part one deals with the general aspects of the overall equipnent and is sub-divided into four sections:Product Support PoIicy, General rnfornation, Commissioning-InstallationMaintenance and spares Details. Part Two details the uroduies which nake-up the overall equipment with each sub-section dealing with a specific unit, piece

part or variant of an assembly.

sub-sections or variant infornation nray not be applicabte to, or reguired equipnrents supplied to a custoner. Sufficient infornation is, however, given to enable the specific variants to be identified ancl the relevant infornation extracted. Some

for, specific

Page Nunbering

The page numbering in part One is in the form 1.1, 1.2,1.3 etc; where the section number preceeds the page nunber. In Part Two the the page nunhering system is in the form (AT0487S/-) 1i where the page nunber is-pieceded ly ihe module assenbly part No.

Part Nunbering Each assenbly usecl in this equiprnent Number in 12NC fornat.

will

be allocated a Consuner Services

list of nodules giving a cross reference fron the Alpha-nuneric part No. to a RCS Canbridge 12NC Spares Part No. is included in part I Section 4 of this publication.

A

Philips

A separate Part List for each nodule is given in the appropriate sub-section of Part Two' A list of mechanical itens which conprise the shelf assenbly is given in section 4 of part One.

llote:

Unless othervise stated,

alt the nechanlcal itens glven in the Parts

Lists are available as'spares'. Itens tl?T Ilsted are N}T available.

Test Equipnent

list of test equipnent suitable for carrying out the test and'alignnent procedures detailed in this service nanual is given on pages 3.15 and 3.16 in Part I of this nanual. Thereafter the equipnents are listecl in abbreviated forn only (eg: 11. Marker oscillator) and assune a cross reference to this list.

A

Anendnents

Anendnents to this service nanual will generally take the forn of upclatecl replaceraent pages; a record of anendnents incorporated should be entered on the page provided.