Philips 22 rc 169 189 service manual

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Cassette Car Radio 79RC169/00/80 \
79 RC1 89/00/80

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For repair information of the cassette deck see Service
Manual of Car cassette deck TN301NX-227 (for R0169) or
CDS-36PSZ (for RC189)

Service QManual"

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AWOLOUDIESS
PHILIPS

Published by Philips Car Systems Printed in The Nether|ands ° Copyright reserved Subject to modification 4822 725 23467

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Table of contents

Technical specifications ..........

Direction for use ..................................

Electrical architecture ..........................

Wiring diagram

Circuit diagram

Main board & Audio board ..................

Service hints ..

Component layout

Main board & Audio board ..................

Exploded View ..

Electrical Partslist ................................

Technical Specifications

General

Power Supply

Quiescent Current (at 12.6V)
Fuse

Radio

FM

LW

MW

Aerial input impedence
lF-FM (1/2)

|F-AM(1/2)

a - 3dB

SDS (10 dB channel separation)
Stereo channel separation
FM sensitivity for 26dB S/N
MW sensitivity for 26dB S/N
LW sensitivity for 26dB SIN

Cassette Deck
Number of tracks
Tapespeed

Wow and Flutter

Amplifier
Output Power (D=10%)
Loudness (auto)

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1

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5

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7

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9.5 - 15.6V
< 4.0mA
3A

87.5 - 108MHz, 50kHz step
144 - 288kHz, 1kHz step
531 - 1629kHz, 9kHz step
75 ohm
10.7MHz/72.2MHz
10.7MHz/450kHz

6~10pV

150uV i 3dB

> 21dB

< 4.4pV

< 22pV

< 35pV

2 X 2
4.76 cm/second +3% -1%
< 0.35%

2x4.5W d: 1dB/4E2
4~8dB at 100Hz

Anti-static table mat large 1200x650x1.25mm
small 600x650x1.25mm

Tone B~24dB at 10kHz

A
ESD .

M ESD Equipment :

WARNING
All ICs and many semiconductors are
susceptible to electronic discharges (ESD). Anti-static wrist band
Careless handling during repair can reduce lite Connection box (1 MOhm)
drastically.

When repairing, make sure that you care
connected to the same potential as the mass of
the set via a wrist wrap with resistance. Keep
components and tools also at this potential.

PCS 77 748

Extendible cable (to connect wrist band to conn. box)
Connecting cable (to connect table mat to conn. box)
Earth cable (to connect any product to mat or box)
Complete kit ESDS (combining all above products)

Wristband tester

4822 466 10953
4822 466 10958
4822 395 10223
4822 320 11307
4822 320 11305
4822 320 11306
4822 320 11308
4822 310 10671
4822 344 13999