Philips mc 155 service manual

Page 1

CD Micro System MC155/21/22/25/3o

CONTENTS

Safety

Connections and Controls

9 Wiring Diagram

Block Diagram _ Master
- Panel board
- Preamp board
- Main board
- CD board

Panel Board - Circuit diagram
- Layout diagram
Preamp Board - Circuit diagram
- Layout diagram
Main Board - Layout diagram
- Circuit diagram
CD Board - Circuit diagram
- Layout diagram
Transformer & headphone board
Exploded View Diagram - Tape deck
- CD loader
- Main Cabinet
, Electrical Panslist

Published by Philips Consumer Electronics Printed in the Netherlands ©Copyright reserved Subject to modification 4822 725 25625

PCS 87 363

COMPACT

DIGITAL AU DID

Te

CLASS 1

LASER PRODUCT

m. m um»

PHILIPS

Page 2

HANDLING CHIP COMPONENTS

WARNING

All le and many other semiconductors are susceptible to
electrostatic discharges (ESD). Careless handling during
repaircan mduca tile drastically.

when repairing make sure lhat you are connected with
the same potential as Iha mass at the set via a wrist wrap
wlth resistance. Keep components and tools at tnis
polantlal.

® ATTENTION

Tous les K: et beaucoup dautres semiconducteurs son!
senstbles aux decnarges statiques (ESDL Leur longéwte
pourlalt étla consldévablemenl écuunée par Ie Iail
qll'aucune plécaution nést lese a low manipulation.

Lors da léparatlons, s'assuver de bien Alia relié au mama
potentialvque la masse de t'appareil et enlileer la bracslat
serli d'una Iésistance de sécunté.

Velller a ca que [es composants alnsl que les outils qua
l'on mllis: soiant «element a co potential.

Anti-static table mailergelzomssoxizsmm
small 600x650xt.25mm

Antlvstatlc wrist band

Connection box (I MOtlm)

Exientlibte cable (to connect wtist band to conn. box)

Connecting cable (tu connect table mat to court. box)

Earth capla (ta connecl any product to melt or box)

Complete kit 5503 (Combining all above products)

Wristband tester

GB
gerDsaNiclng and below returning the set In cusmmnl
penerm a leakage current minimum test tram all
axposed metal parts to earth ground, to assure no shock
hazard exists.
The leakage current must not exceed QSmA.

'Paul voile securite, ces documents dcivanl atre utilises
gal des specialistes agrees. seuls nabitilea a mpaler votie
appareit en panne"

PCS 87 364

CHER. DISIWNHN INNTING
VA HSM '4' A PAIR N MERE
in ma:
minim A
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mu
in lip PT-HI
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mm anal»: mas-i:
innit molt 1
sum till:
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illifllm "K
so; it pun of was (a "W- n
KAWNG KAN, I
mm Ital "1
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1 MM EXAMPLES
smut trial I:
2 cannot
PHECAUTlDNS
emu-it:
E ml g
WEE WW
mill:
int i [
HQ 'MAK 2? £21!
ESD

K

® WARNUNG

Alle ICS und vlele andere Halbleltsr sind emplindllch
gegentibar elelttrcstatiscnen Entladungen (ssni
Unsorgléltlge Behandlung im Heparatunall kann die
Lebensdauar drasttsch reduzwran.

Semen Sle daliir, data sle lrn Hapamturfnll Dber ein Puls-
armband mlt Widerstand mit dem Manepolentinl des
Gelates vemunden smd.

Halten Sis Baulaile und Hiltsmittel shortfalls aul diuem
Potential.

4822 466 10953
4322 465 10958
4822 395 0223
4822 320 11307
4822 320 "305
4322 320 305
4822 320 11308
4822 310 10671
4822 344 13999

Saintly regulations require trial tire set be motored to its
miginial condition ind thlt putts which are identical with
tttoaa specified be one

Salsty componenls are marked by llicae symbol. A

Vamlngl
Osynlig lasersttllning nAI appaman i! appnnd och
spartan it urknpplad. Batman 61' sullen.

Advarsel l

Usynlig humming ved Abning MI sillkarhematbrvdere
er ude It lunktlon. Undgé udsaettelso lor sci-sling

Vamltus!
Avltussa lameessa ja suojalukmlkxan ohilettaassa ale!
alttlina nakymanémélle lasariaéteilylle, Ala katsn
séteeseen!

2

® WAARSCHUWING

Alla lc's en Vela andere hangeleiders zljn gevoelig voor
alectrostatische ontladlngsn (ESDL

enzorgvutoig behandelen tijdens reparatie kan lie
Ievensrluut urasliscli doen vennindern. Zorg ervoor dat u
tiidens Ieparalie via een palsband met werersland
verbnnden bent met hetlellde potential als de mass: van
net apparent

Hood componenten en hulpmlddelen oak up ditzellde
po'lentlaaL

Q) AVVERTIMENTO

Tutti IC 2 parecchl semi-condutton sono senslbtlt alle
scanctia slatisctie (ESD).

La Iota Inngsv'né potletab: asset: lorlemente Ildatta in
case dl nan nsservazion: della pill grand: cauzicne alla
lore rnantpolazione. Durante ta riparationi occone quindi
essara collegato allo stessa potentiale che quella della
massa delappaieccnia liamite un tsraccialetto a
Ieslstenza.

Assicurarsi site i companenti a ancna gll utensili ccn quali
sl lavcra slanc ans": a quest!) potentlale.

WARNING

Salety legulations tequila that the set be Ieslured to its
ciiginal condition and trial pans which are Identical with
those specified be used.

® ATTENTION

Laa normea ue sécurilé exigent qua t'appateil scit remis a
l'état donglne at one Salem milisées les pieces d:
Iechange ldenthues a celles spéoilieas.

WARNUNG
Bel ieder naparatur sind die geltenden Siciieiiieitsvor-
schritten zu baacnlen, Der oiiginaizusland oes eeiatas
dad nictil veranocn wnrdent l=iir Heparaturen slnd
Original-ersatzleiia zu varwenaen

WAARSCHUWING
Velllgheidsbepalingen vetsisen. dal liel apparaat in lljn
ooispronkeliiike toestand wamt teruggeblacht en dat
ontlanleten, toenttek aan de gespecnicearue, warden
tcagepast.

® AVVERTIMENTO

Le nonne at sicurezze estigcno che l'apparecchlu venga
nmesso nelle conditionl orgtnali 9 Che siano ulilizzatl I
pezzl dl n'cambtagp identlcl a quelli speci'lcatli