Philips MCM-1120 Service Manual
Micro Hi-Fi system
MCM1120/all
TABLE OF CONTENTS
Technical specification ..........................................................1-14
Safety instruction......................................................................
ESD protection....... ............................................ ....................
Set Block diagram ........................................................... .......3-1
Set Wiring diagram............................................................. ....4-1
Disassembly diagram ............................................................. 5-1
Main board
Circuit diagram....................................................................6-1
Layout diagram.................................................................6-2..6-3
Display &Usb board
Circuit diagram.............................................................7-1..7-2
Layout diagram.................................................................7-3..7-5
Tape board
Circuit diagram....................................................................8-1
Layout diagram........................................................................8-2
Mechanical Exploded view..... .......................................... .....9-1
©
Copyright 2010 Philips Consumer Electronics B.V. Eindhoven, The Netherlands
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or
transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without
the prior permission of Philips.
Published by LX 1210 Service Audio Printed in The Netherlands Subject to modification
Page
2-1
2-2
3141 785 37480
Version 1.0
Location of PC Boards
1 - 2
Technical Specification and Connection Facilities
CD Board
Main Board
Display Board
Usb Board
Smps Board
Tape Board
VERSION VARIATION
Type /Versions:
Board in used:
Main BOARD
Display BOARD
U
Tape BOARD
Smps BOARD
Features
RDS
VOLTAGE SELECTOR
ECO STANDBY - DARK
* TIPS : C -- Component Lever Repair.
M -- Module Lever Repair
-- Used
Service policy
Type /Versions:
Feature diffrence
/05
(GREAT BRITAIN)
C/M
C/M
C/M
M
/05
/12
(EUROPE)
C
C
M
M
/12
/98
(ASIA)
C/M
C/M
C/M
M
/98
MCM1120
MCM1120
1 - 3
MCM1120 SH 190 Content List (Version:1.0)
1 GENERAL PART 1 - FRONT PANNEL SPECICFICATION 1
2 GENERAL PART 2 - BACK PANNEL SPECICFICATION 2
3 GENERAL PART 3 - GENERAL SPECICFICATION 3
4 GENERAL PART 4 - TECHNICAL SPECICFICATION 4
5 GENERAL PART 5 - AUDIO SIGNAL SPECICFICATION ( 1 )
6 GENERAL PART 6 - TAPE SPECICFICATION 6
7 GENERAL PART 7 - CLOCK / TIMER SPECICFICATION 7
8 GENERAL PART 8 - TUNER SPECICFICATION 8
9 GENERAL PART 9 - CD / MP3 SPECICFICATION 9
10 GENERAL PART 10 - USB SPECICFICATION
11 GENERAL PART 11 - VERSION OVERVIEW SPECICFICATION 11
5
10
egaPnpotiprcseD.oN
1 - 4
28
DEPICTION
Pos
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
egaPnoitpircseD
Page
CABINET
Diemensions with Boxes ( wxhxd ) --mm X --mm X --mm
Diemensions without Boxes ( wxhxd ) __mm X __mm X __
Weight ( inclusive packing )
Weight ( exclusive packing & batery )
Remarks :
1 used into DCB146 all version
Remark :
GENERAL PART 1 - FRONT PANNEL SPECICFICATION
Class No
DCM1120 All Version
NAME : DS.XIE
CHECK: DATE :
Material : HIPS / ABS / POM / V2 / SAN
Finshing : Chrome Plate
Units in Masstercarton
Units in Dealercarton
Ver
10
10 SH 190 - 1
Issued Date
1
2
3
5-Sep-11
------------
------------
A4
1 - 5
r
10
NAME : DS.XIE
10
SH 190
2
A4
egaPnoitpircseDsoPNOITCIPED
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
CABINET
Diemensions with Boxes ( wxhxd ) __mm X __mm X __mm Material :HIPS
Diemensions without Boxes ( wxhxd ) __mm X __mm X __ Finshing : Chrome Plate
notracretssaM ni stinU) gnikcap evisulcni ( thgieW
notracrelaeD ni stinU) yretab & gnikcap evisulcxe ( thgieW
GENERAL PART 1 - BACK PANNEL SPECICFICATION
Class No
MCM1120 All Version
-
-
CHECK:
DATE :
e
1
2
3
Issued Date
5-Sep-11
1 - 6
K
GENERAL DESCRIPTION
MICRO System with Digital Tuner, Clock Timer , ipod , RMS 2 x 5W Universal Class D Power Amplifier
Aux In and Remote Control
LIFETIME : 7 Years
Class Tuner Supply + Amplifier Loudspeaker Boxes Recorder Clock
XXI
III
SAFETY requirements
CMEytefaSnoisreV
31 RPSIC56006 NE89/
31 RPSIC56006 NE55/
31 RPSIC56006 NE97/
31 RPSIC56006 NE16/
RADIATION / IMMUNITY requirments ( EMC )
CLIMATIC requirements
ALL climates : + 5 Dregree till + 35 Degree
MODERATE climates : + N.A till N.A Degree
PERFORMANCE CLASSES
POWER SUPPLY
% 51 ± caV 032) .C.A ( SNIAM
Version / 12 /05
oNnoitceleS egatloV
Frequency 50 Hz
POWER CONSUMER
W1= <: ybdnatS
Maximum :
W52TUPNI ,A .MON , detarP 8/1 @
W5.0=<: edom rewoP OCE
Q and R according to Product Division Rules
Quality : 0.4 % ( Major ) 1.5 % ( Mirror )
Reliability : 2.0 % ( C 42 )
Tested according to General Test Instruction refer to PHILIPS standary ( UAN -D1591 )
Measured according to PHILIPS standary ( UAN - L1059 ) unless other wise stated
All not mentioned date, please refer to PHILIPS standary ( XUW - 0010 - MAR 1995 )
CD / MP3
X XXII
7645,421egaP
02055 NE / 31055 NE56006 NE21/
02055 NE / 31055 NE56006 NE50/
NOITABORPPASKRAMERDEVIRED
X
8,9,10,11
cnTUPNI ,A .MON , ) " FFO " edom OMED (
Remarks
Class No
NAME : DS.XIE
CHEC
GENERAL PART 1 - GENERAL SPECICFICATION
MCM1120 All Version
10 10 SH 190 - 3
DATE :
Ver
1
2
3
Issued Date
5-Sep-11
#REF!
#REF!
A4
1 - 7
TECHNIAL DESCRIPTION
2 x 5W , matching LOUDSPEAKER of 2 x 4ohm. One INPUT SOURCE, ( Digital Sound Control ).
GENERAL PART
OUTPUT stage Protection : NO Temperature : No. Shorcircuit : Yes
LoudSpeaker D.C. Protection : NO.
INDICATORS
Standby Mode Indicator : LCD display time
ECO Mode Indiicator : N/A
ELECTRICAL DATA
) zHk 1 ta ( noitarapeS lennahCA/N: CAV
)RETLIF() dethgiew ( esioN / langiSA/N: XOOW
INTERCONNECTS
Input Sensitity (
±3dB ) rated ouput power at 1 kHz
:
:
:
:
:
A/NEPAT
Line Output Voltage ( *1 )
3Bd64- ta recnereffiD lennahCPOP,salC,kcoR,zzaJ: CSD
≥ 30
≥ 50
dB
vm3)RETLIF() emuloV 02- ( muHFFO/NOBBD
5.1)RETLIF() muiniM emuloV ( esioN laudiseRA/N: SIS
A.N) thgiR / tfeL ( tuO eniLnoitaludoM %08 MA,zHK5.76 MF renuT
A.NtuO refoowbuS ) 51 krT ,1 csiD oiduA ( kcart Bd 6- DC
A/N)tupni Bd0 DC ta(enohpdaeH
A.NtuO laixaoC latigiDA/N BSU
A.NtuO retsooBAUX 500 mV ± 2 Db(lim:650mv)
mv
dB
dB
N/A
Microphone
OUTPUT POWER ( * 1 ) At THD = 10% , 1KHz sinewave
Frequency Response:
LOUDSPEAKER ( BOXES ) Please to package document of Speaker Box Assy
Rated Impedance
Left / Right : 4 ohma at 63Hz to 20KHz
Remarks
( *1 ) Electrical parameters are to be measuremend at specker terminals across 8 Ohm4 Ohm load
with rated input signal in AUX mode; DSC setting in Jazz mode with DBB OFF
At 10% THD DIST O/P POWER 2X5W
(2*) Input Sensity rated, Tuner is +/-6dB
:
: 5W, 2 Channels
: 60Hz - 16KHz ( At 500mV Output in FLAT Mode )
GENERAL PART 1 - GENERAL SPECICFICATION
( At Cold Condition with 10% THD )Main Operation ( for DCB188/05/12 )
MCM1120 All Version
NAME : DS.XIE
CHECK
10
DATE :
10 SH 190 - 4
Ver Issued DateClass No
1
5-Sep-11
2
3
#REF!
#REF!
A4
1 - 8
AUDIO SIGNAL PROCESSING
MICRO System with Digital Tuner, Clock Timer ,ipod, 2 x 5W Universal Class D Power Amplifier
Aux In, Head Phone and Remote Control
1 ) DSC ( Digital Sound Control )
Select AUX as input source with the following set conditions:
Inject sine wave 600mV at 1 KHz to L/R channels of AUX-IN socket.
Set DSC to CLAS(Flat) mode and switch off DBB,OSM&INCREDIBLE SURROUND.
Refence level for DSC's without DBB on=500mW(Volume 15).
Refence level for DSC'S with DBB on=1V at the speaker terminal (Volume 15).
Inject sine wave 600mV to AUX-IN socet with frequencies indicated in Table 1.
Tabel 1a ( Tolerance ± 3dB ) without Test
Frequency
125 Hz
10 kHz -2.2 2.5 -0.3 2
Tabel 1b ( Tolerance ± 3dB ) without Test
Frequency
125 Hz
10 kHz -0.2 5 -0.2
2 ) DBB ( Dynamic Bass Boot )
Select AUX as input source with the following set conditions :
Inject sine wave 600mV at 1kHz to L/R channels of AUX - IN socket.
Set DSC to CLAS(Flat) mode and switch off DBB,
Adjust volume level will be as 0dB reference.(Volume 15).
JAZZ ROCK CLAS POP
3 7 0.1
JAZZ ROCK CLAS POP
DSC Modes with DBB Off
DSC Modes with DBB ON
023.0-zHk 1
6.04.25.0zHk 1
5
1.4
108 10 6
2
4
Tabel 2 ( Tolerance ± 3dB )
Frequency DBB OFF DBB ON
125 Hz
Remarks
Class No
0 + 6 dB
GENERAL PART 1 - GENERAL SPECICFICATION
MCM1120 All Version
NAME : DS.XIE 10 10 SH 190 - 5
CHECK
DATE :
Ver
Issued Date
1
5-Sep-11
2
#REF!
3
#REF!
A4
TECHNIAL DESCRIPTION
V/CASS SINGLE DECK
GENERAL PART
1 - 9
Tape Speed
WOW and Flutter
No. of Tracks
Mech. Noise ISO oN :gnixiM) A ( Bd93 < : deepS lamroN :
Tape ( PB )
Tape ( Recording ) oN :dellortnoC etomeR1 CEI :
Tape Select
Recording Level oN :metsyS noitcudeR esioNotuA :
INDICATIONS
Recording Level : No
ELECTRICAL DARA
Bias & Erase System F.M. A.C. : 70 ± 5 kHz Channel Differenc at PB : 0 4 dB
Bias & Erase System A.M. A.C. : 70 ± 5 kHz Channel Differenc at Overall
Erasing Attenuation ( ICE I ) : 40 30 dB ALC Attack Time
Channel Separation at 1 kHz : 24 18 dB ALC Recovery Time
Track Separation at 1 kHz : 40 35 dB REC LEVEL(From FM/67.5k dev)
Reco. Freq. Response(125Hz-8KHz) : +3 -8dB
Hum (Volume Max)
: 4.76 CM / S Auto Stop ( all functions )
: 0.4 ( DIN ) % Auto Replay
: 2 Tracks ( Stereo ) Recording
gnirotinoMI CEI :
gnibbuD deepS hgiHA/N :
oN :kcabyalP
DCL :yalpsiD
oN :tfihS - FIR
<120 Mv
kHz Distortion 250nWb/m
Hum & Noise(Min Vol)
: Yes
oN :esreveR otuA% 0.3 ± :lortnoC deepS
: No
oN :weiveR euCS031 :06 C dniweR / dniW tsaF
: Yes
: No
: No
.miL pyT .miL pyT
: 1 4 dB
: < 3 7 %
: 3 <25 mS
: ≥ 40
: -3 =± 3 dB
: 4 mVPlay freq. Response(125Hz-8KHz) : +3 -8dB
03 04 :121TTM ) dethgiwnU ( esioN / langiS P/R Db
04 54 :121TTM ) dethgiw-A ( esioN / langiS/ B/P dB
S
Remark
Class No
MCM1120 All Version
NAME :DS.XIE
KT CHECK DATE :
CASSSTTLE DECK SPECICFICATION
10 10 SH 190 -6
Ver
1
2
3
Issued Date
2011-9-5
A4
1 - 10
TECHNIAL DESCRIPTION
SOFTWARE IMPLEMENTED CLOCK / TIMER FUNCTION WITH 32.768KHz QUARTZ OSCILLATOR.
GENERAL PART
remiT dna kcolC :gnitteS remiT
edom renuT & DC :edoM puekaW remiT
srh42 :gnitteS emiT skrameR
)21LOV(gnitteS tluafeD :puekaW ta emuloV
No of Timer Settings : 1
Clock Accuracy : Nom : 2 sec/day Limit : 4 sec/day
INDICATORS
DCL :epyT yalpsiD
Remark
Class No
MCM1120 All Version
CHECK: DATE :
CLOCK / TIMMER SPECICFICATION
Ver Issued Date
1
5-Sep-11
2
3
#REF!
#REF!
A4NAME : DS.XIE 10 10 SH 190 - 7
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