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Version 1.0
FWC143
3141 785 32460
Mini Hi-Fi System-/12/05
Published by LX 0804 Service Audio Subject to modification
© Copyright 2008 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrievalsystem or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.
CONTENTS
Technical specification ..................................................................1-2Service measurement setup..........................................................1-3Service aids .................................................................................1-4
Instructions on CD playability ...............................................2-1.. 2-2
Disassembly diagram............ ................................................3-1..3-2
Block diagram ................................................................................4-1Wiring diagram ..............................................................................4-2
CD board Circuit diagram .........................................................................5-1 Layout diagram ..................................................................5-2..5-3
Radio board Circuit diagram .........................................................................6-1 Layout diagram .........................................................................6-2
Control board Circuit diagram .........................................................................7-1 Layout diagram ..................................................................7-2..7-3
Power & AMP board Circuit diagram .........................................................................8-1 Layout diagram ..................................................................8-2..8-3
Exploded view diagram .................................................................9-1Mechanical parts list ......................................................................9-2
Electrical parts list...............................................................10-1..10-2
AMPLIFIEROutput power ....................................... 2 x 10 W RMSSignal-to-noise ratio .......................... ≥ 62 dBA (IEC)Frequency response ......... 63 – 16000 Hz, ± 3 dBImpedance loudspeakers ......................................... 8ΩImpedance headphones ................. 32 Ω – 1000 Ω
CD PLAYERFrequency range .................................. 63 – 16000 HzSignal-to-noise ratio ............................................ 65 dBA
TUNERFM wave range ................................... 87.5 – 108 MHzMW wave range .................................................................................................. 526.5+0/-20 – 1606.5+50/-0 kHz
TAPE DECKFrequency response
Normal tape (type I) ...... 125 – 8000 Hz (8 dB)Signal-to-noise ratio
Normal tape (type I) .................................... 35 dBAWo w and flutter .........................................≤ 0.4% DIN
SPEAKERSBass reflex systemDimensions (w x h x d) . 190 x 292 x 182 (mm)
GENERAL INFORMATIONAC Power ..................................... 220 – 230 V / 50 HzDimensions (w x h x d) .. 220 x 292 x 285 (mm)Weight (with/without speakers) ................................................................................................. approx. 4.9 / 2.3 kg
Specifications and external appearance aresubject to change without notice.
TECHNICAL SPECIFICATION
1 - 2
1-3
LF Generator e.g. PM5110
RecorderUse Universal Test Cassette CrO2 SBC419 4822 397 30069
LEVEL METERe.g. Sennheiser UPM550
with FF-filter
S/N and distortion metee.g. Sound Technology ST170
L
R
DUT
or Universal Test Cassette Fe SBC420 4822 397 30071
LEVEL METERe.g. Sennheiser UPM550
with FF-filter
S/N and distortion metere.g. Sound Technology ST1700B
L
R
DUT
CDUse Audio Signal Disc(replaces test disc 3)
SBC429 4822 397 30184
Bandpass250Hz-15kHz
e.g. 7122 707 48001LF Voltmeter
e.g. PM2534DUT
S/N and distortion meter e.g. Sound Technology ST1700B
Frame aeriale.g. 7122 707 89001
Tuner AM (MW,LW)
To avoid atmospheric interference all AM-measurements have to be carried out in a Faraday´s cage.Use a bandpass filter (or at least a high pass filter with 250Hz) to eliminate hum (50Hz, 100Hz).
RF Generator e.g. PM5326
Ri=
50
Bandpass250Hz-15kHz
e.g. 7122 707 48001LF Voltmeter
e.g. PM2534DUT
RF Generator e.g. PM5326
S/N and distortion meter e.g. Sound Technology ST1700B
Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz).
Ri=
50
Tuner FM
MEASUREMENT SETUP
1-4
SERVICE AIDS
GB WARNINGAll ICs and many other semi-conductors aresusceptible to electrostatic discharges (ESD).Careless handling during repair can reduce lifedrastically.When repairing, make sure that you areconnected with the same potential as the massof the set via a wrist wrap with resistance.Keep components and tools also at thispotential.
ESD
CLASS 1LASER PRODUCT
GBSafety regulations require that the set be restored to its originalcondition and that parts which are identical with those specified,be usedSafety components are marked by the symbol ! .
Lead free
Set remains closed!
N
Y
Play a CD for at least 10 minutes
Y
playabilityok ?
Nplayabilityok ?
add Info for customer"SET OK"
check playability
N
Y
playabilityok ?
check playability
check playability
return set
Customer complaint"CD related problem"
"fast" lens cleaning
1
2
3For flap loaders (= access to CD drive possible)cleaning method 4 is recommended
INSTRUCTIONS ON CD PLAYABILITY
2 - 1
Exchange CDM
1 - 4 For description - see following pages
1PLAYABILITY CHECK
For sets which are compatible with CD-RW discsuse CD-RW Printed Audio Disc ....................7104 099 96611
TR 3 (Fingerprint)TR 8 (600µ Black dot) maximum at 01:00
• playback of these two tracks without audible disturbanceplaying time for: Fingerprint 10seconds
Black dot from 00:50 to 01:10• jump forward/backward (search) within a reasonable time
For all other sets use CD-DA SBC 444A..................................4822 397 30245
TR 14 (600µ Black dot) maximum at 01:15TR 19 (Fingerprint)TR 10 (1000µ wedge)
• playback of all these tracks without audible disturbanceplaying time for: 1000µ wedge 10seconds
Fingerprint 10secondsBlack dot from 01:05 to 01:25
• jump forward/backward (search) within a reasonable time
2CUSTOMER INFORMATION
It is proposed to add an addendum sheet to the set whichinforms the customer that the set has been checkedcarefully - but no fault was found.The problem was obviously caused by a scratched, dirty orcopy-protected CD. In case problems remain, the customeris requested to contact the workshop directly. The lens cleaning (method 3) should be mentioned in theaddendum sheet.
The final wording in national language as well as the printingis under responsibility of the Regional Service Organizations.
4LIQUID LENS CLEANING
Because the material of the lens is synthetic and coatedwith a special anti-reflectivity layer, cleaning must be donewith a non-aggressive cleaning fluid. It is advised to use“Cleaning Solvent
The actuator is a very precise mechanical component andmay not be damaged in order to guarantee its full function.Clean the lens gently (don’t press too hard) with a soft andclean cotton bud moistened with the special lens cleaner.
The direction of cleaning must be in the way as indicated inthe picture below.
Before touching the lens it is advised to clean thesurface of the lens by blowing clean air over it.This to avoid that little particles make scratches onthe lens.
INSTRUCTIONS ON CD PLAYABILITY
2 - 2
SET BLOCK DIAGRAM
3 - 1 3 - 1
SET WIRING DIAGRAM
4 - 1 4- 1
5 - 15 - 1
CIRCUIT DIAGRAM - CD BOARD
SC7314
DGND
OUT1A
OUT1B
IN1A
IN1B
REG
REO
MUTE
GND
IN2B
IN2A
OUT2B
OUT2A
GND
OPOUT OPIN(-)
OPIN(+)
OUT3A
OUT3B
IN3A
IN3B
VCC
VCC1
VREF
IN4B
IN4A
OUT4B
OUT4A
GND
LD
LDON
RFAC
A
B
C
D
VFC
VCC
EQIN BST
RFG
AGND
VC
RFC
RFRC
RFO
RFM
RF1
MON DOOR_DET
MOODEIN
KIN2
KIN1
RMT_INT
ENCODER_INT
OPTI
ENCODER-IN
RECIN
AC_DET
ST_IN
MVSS
AM_IN
FM_IN
MVDD
MRST
MTESTMXIMXO CD_P
CKMTR
OPMTR
7314_CLK
7314_DAT
1621_CR
1621_WR
1621_DAT
9258_MUTE
AMP_MUTE
VSSPVPPVDDO
VSSO
VREF
VOR
FILTOR
FILTOL
VOL
RAD
FOC
SLED
MOTOR
VDD
GND
SLED_SW
LDON
VSSA1
VDDA1
B
A
C
D
F
E
VCOM
ISLICE
IFIN
HFREF
VSSA2
VDDA2CRINCROUTRD_PM_P
GND
GND
PLAYSYNC
REC-L IN
REC-R IN
GND
TAPE+
L OUT
R OUT
TORECPALY
RMT
AM/FW
TUNER
ST
TUN-R
TUN-L
GND
ST/MO
3.3V
TU3.3
F/A
S/M
12V
GND
ST-IN
ST VCC
D504 D503
1N4148
1N4148
SONY
SANYO
12 TIME
24 TIME
R112
2K2
R1132K2
C1261uF/50V
C125
1uF/50V
R127
4.7K
R126
4.7K
C121
682
C122
682
R546 56R
R555
1K
R521
1K
Q803B772
Q8049014
C914
47uF/16V
C560
100uF/16V
C522
104
C523
47uF/16V
Q502 8050
DZ502
4V7
R901
5.6K
R902
5.6K
C923
104
C921
104
C922
104
C920
104
C918
104
C919
104
C912
0.47uF/50V
C916
272
C915
272
C913
10uF/16V
C905
10uF/50V
C9061uF/50V
C9071uF/50V
1VDD
2GND
3L
4R
5IN(R)
6OUT(R)
7LOUD-R
8R4
9R3
10
R2
11
R1
12
LOUD_L
13
L4
14
L3
28
CREF
27
SCL
26
SDA
25
D
24
OUT-L
23
OUT-R
22
BOUT(R)_
21
BIN(R)
20
BOUT(L)
19
BIN(L)
18
OUT(L)
17
IN(L)
16
L1
15
L2
IC2
C904
10uF/50V
C909
1uF/50V
C908
1uF/50V
C90210uF/50V
C90110uF/50V
C911
1uF/50V
C910
1uF/50V
Q701 A1046
1
2
CN701
Q7049014
R707 4K7
C701
10uF/16V
R846
10K
R523
10k
R90747
C917
104
DZ901
9V1
C903
22uF/16V
C556
104
C555
104
X501 8.4672M
16FOC-
15RAD-
14RAD+
13FOC+
12MON
11
10LD
9
8F
7C
6B
5A
4D
3E
2
1
CN803
KSM213-CLCM
1
2
3
4
5
6
7
8
9
10 11
12
13
14
16
15
17
18
19
20
IC802 SC9616
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
30
31
32
33343536373839404142434445464748
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
IC501
SC9638
Q801
B764
C804
100/16
C803104
R803 8.2K
R505 10K
R805 2.7K
C805
104
C806
1000uF/16V
R804 2.7K
R802 8.2K
C807
104
C808
104
C809
332
C810
332
R806 4.7K
R807 4.7K
R808 22K
R809
10K
C811
10uF/16V
C812
104 R812
4K7
R811 4K7
C813
100uF/16V
C814
104
C817
10uF/50V
C818
10uF/50V
C501
222
C502
222
R813
15k
R81415K
R8153K3
R816
3K3
C821
680
C820
680
C819
10uF/50V
C503
104
C504
47uF/16V
R506 4k7
R507 4K7
R508 4K7
R509 10K
R510 10K
R8172.2
C815
100uF/10V
C816
104
R833 150K
R829 10K
R828 10K
R827 10K
R826 10K
R825 10K
R824 10K
R823 15K
R822 15K
R821 15K
R820 15K
R819 68K
R818 68K
C827
221
C826
221
C825
221
C824
221
C823
220
C822
220
C828
221
C829
221
C830
221
C831221
C832
221
C833
221
R801
10
Q802
9015
C838104
C837100uF/16V
R830
22
C7104
R831 2.2
C840
220uF/16V
C841104
C834
104
C836
47uF/16V
C835
104
R836 120K
R849 NC
R841 NC
C844 104
C842 103
R835 3K9
C845
104
R837
75K
R838
1M
C846
1uF/50V
R839
1K
C847
47uF/16V
C848 103 R840 1K
R834
22K
C509
223
R516100K
C510 104
C511
22P
C512
22P
R575 1M
X502
75KHz
C507
12P
C508
12P
C413
104
C50622uF/16V
R503
1K
R504
10K
D501
IN4148
R50210K
C505
103
R842
10K
R84310K
Q5079014
C843
223
R511
10K
R512
10K
R501GZ1608
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
IC801 SA9258
8AIN
7GNE6
5 BIN
1VCC2BOUT3GND4AOUT
IC803D6208F
C851
47uF/16V
C852
104
R577 30K
R576 30K
R561
100K
D5
OPEN
D504
1N4148
R921
33K
R578 33K
C526103
C525103
C524103
CN505
TO LCD
CN901TO AUDIO
CN801
TO CD-DECK
CN504TO DISC
C73
102
C76
102
R832330
C801
47uF/16V
Q8058050
DZ501
6V8
R810
15
R519
220K
D5021R
Q5038550
Q504
9014
R860
33
R58330
R57 330
R147 10K
R855 3k3
R856 3k3
R905
5k6
R906
5k6
R146
47K
R903 100K
R904 100K
C703
470uF/16V
C863
104
C549
104
C681 104
C860 104
C708
1000uF/25V
C707
104
C849 100uF/16V
C839
100uF/16V
L512
24uH
C138
470uF/16V
L823
1608
L829 1608
L828 1608
L8251608
L827 1608
L830 1608
L807
1608
L822 1608
L821 1608
L820 1608
L819 1608
L818 1608
L817 1608
L816 1608
L815 1608
L814 1608
L813 1608
L801
1608
L806
1608
L805
1608
L802
1608
L803
1608
L808
1608
L809
1608
L810
1608
D901
1N4001
R909
22
C873
100p
C872
100p
C871
100p
C870
100p
12
3
CN702
L609
1608
1
2
3
4
5
6
7
8
9
CN502
1
2
3
4
5
6
7
8
9
10
CN506
10P
1
2
3
4
5
6
7
8
CN503
L501
10UH
R56882
C532
22P
D503
1N4148
Q702
8050
D701
1N4148
R701
1K
R705470ohm
DZ701
9V1
C702
47u/16V
Q7038050
DZ702
1N4148
R703
1K
R844
470ohm
D702
7V5
C50047/16V
R702
100K
R845
100K
R52410KR557
10K
R908180K
GND
12V
MODE
KIN2
KIN1
AMUTE
STB-IN
AUDIO-L
CLOSE
CHGND
OPEN
T-
T+
GND
GND
GND
GND
CD5V
MGND
RFGND
AGND
AGND
AGNDAGND
RFGND
CD-L
CD-R
GND_DA
CLOSE
VC
RD-P
STB-IN
CLOSE
MODE
KIN2
KIN1
RMT
AC-DET
ST-IN
CHGND
A-OSC
F-OSC
RESET
TIME
CLS-M
OPN-M
SCL-EQ
SDA-EQ
LCD_CE
LCD_WR
LCD_DA
9-MUTE
AMUTE
GND_D
CD-P
CLS-M
OPN-M
CD_B+
D
A
B
C
VCC
MON
LD
VCC
E
F
D
C
A
B
OUT4A
OUT4B
OUT1A
OUT1B
CD5V
CD5V
SP+
SP_
SL+
SL-
REC-L
REC-R
GND
TAPE+
TAPE-L
TAPE-R
GND
ECOSTBY
5V_CPU
LCD_CE
LCD_WR
LCD_DA
RMT
KIN1
KIN2
MODE
TUN-R
TUN-L
ST-IN
TUN-VCC
12V
GND
VC
OUT1A
OUT4A
OUT4B
OUT1B
MON
LD
F
C
B
A
D
E
VCC
9-MUTE
SLED_SW
SL-
SL+
SP_
SP+
SCL-EQ
SDA-EQ
AUDIO-L
AUDIO-R
REC-L
CD-L
TAPE-L
CD-R
REC-R
TAPE-R
MODE
KIN2
KIN1
AC-DET
5V_CPU
STB-IN
AMUTE
5V_CPU
GND
TUN-VCC
CD-VCC
RESET
5V_CPU
CD_B+
STB-IN
CD-VCC
CD-P
TUN-L
TUN-R
AUDIO-L
AUDIO-RAUDIO-R
REC-L
REC-R
TAPE-L
TAPE-R
SP_
SP+
SLED_SW
SL-
SL-
RD-P
TIME
5 - 2 5 - 2
LAYOUT DIAGARM - CD BOARDCOMPONENT SIDE VIEW
5 - 3
LAYOUT DIAGARM - CD BOARDCOPPER SIDE VIEW
5 - 3
CIRCUIT DIAGRAM - RADIO BOARD
6 - 1 6 - 1
LAYOUT DIAGARM - RADIO BOARD
6 - 2 6 - 2
CIRCUIT DIAGRAM - CONTROL BOARD
7 - 1 7 - 1
LAYOUT DIAGRAM - CONTROL BOARDCOPPER SIDE VIEW
7 - 27 - 2
LAYOUT DIAGRAM - CONTROL BOARDCOMPONENT SIDE VIEW
7 - 3 7 - 3
CIRCUIT DIAGRAM - POWER & AMP BOARD
8 - 1 8 - 1
LAYOUT DIAGRAM - POWER & AMP BOARDCOMPONENT SIDE VIEW
8 - 2 8 - 2
LAYOUT DIAGRAM - POWER & AMP BOARDCOPPER SIDE VIEW
8 - 3 8 - 3
28A
36A
121
111
114
EXPLODED VIEW DIAGRAM
9 - 1 9 - 1
9 - 2
MECHANICAL PARTSLIST
01 996510010970 7671 CASS DOOR"G"SPRAY SILVER02 996510003946 CASS DOOR SPRING BRACKET(0.4mm) 04 996510006414 7671 TUNING KNOB SPRAY SILVER05 996510010616 FRONT LENS(1)"B" W/ADHESIVE GR
06 996510006413 7671 VOLUME KNOB SPRAY SILVER07 994000004726 7831 GEAR (MODE:0.8)08 994000004727 7831 GEAR STAND (MODE:0.8)11 996510006419 DBB KNOB SPRAY RED:(FWM143/55)13 996510006417 7671 POWER KNOB MOULD BLACK
15 996510006410 7671 REC KNOB MOULD BLACK16 996510006409 7671 PLAY KNOB MOULD BLACK17 996510006412 7671 REW KNOB MOULD BLACK18 996510006411 7671 F.FWD KNOB MOULD BLACK19 996510006408 7671 STOP KNOB MOULD BLACK
20 996510006416 7671 PAUSE KNOB MOULD BLACK26 996510009065 REAR CAB MOULD BLACK31 994000004725 TUNING GEAR34 994000004718 CD BRACKET37 996510010969 7671 CD DOOR E SPRAY BLACK F
38 996510006422 CD MECH SHIELD COVER T=0.3mm42 994000004724 TUNING KNOB GEAR55 996510010621 7671 BASE CAB MOULD BLACK56 996510002240 7671 TOP CAB60 996500038819 CD MECHANISM SANYO DA11VF
63 996510010968 FRONT LENS INSIDE(2)"C" W/ADHE111 996510006415 FUNCTION SLIDE KNOB SPRAY RED112 996510006418 7671 CD SILDE KNOB MOULD BLACK113 996510003944 TUNING HOLDER114 994000004719 CASS HOLDER
115 994000004702 7871 CASS DOOR BRACKET116 994000004734 CASS DECK CS-21SC-820T117 996510009058 FRONT CAB SPRAY METAL BLK120 ! 996510002304 AC CORD VDE-APP L1650mm (only for -/12)
121 ! 994000005123 TRANSFORMER VDE 120V/230V 125 996500038818 RECORD SPRING36B 996510010974 PH-FWC143/12 AMP BOARD ASSY28A 996510010973 CASSETTE BOARD ASSY
ACCESSORIES
A1 996510010624 COMPLETE SPEAKER BOX LEFTA2 996510010625 COMPLETE SPEAKER BOX RIGHTRC 996510013904 REMOTE CONTROL
Note: Only these parts mentioned in the list arenormal service parts.
120 ! 05BS APP AC CORD SET W/BS
ELECTRICAL PARTSLIST
CD BOARD ASSEMBLY
D901 996510010978 DIODE 1N4001 50V/1A (EP) (TP)IC801 994000004739 IC SA9258PH (4-CH MOTOR DVR)IC802 994000004738 IC SA9616IC803 994000004737 IC D6208 (MOTOR DRIVER) SOT8L512 996510010976 BEAD24uHRI95-511977
Q701 994000004745 TR PNP KTB772Q801 994000004744 TR PNP 2SB764-DQ803 994000004064 POWER TR PNP KTA1046/PR501 996510004745 COIL 100uH3x8CEC-101K708036NPU2 996510010977 IC SC9638FP (111125)(SILAN)
U5 994000004741 IC SC7314S (4 CH INPUT AUDIO)X501 994000003986 CRYSTAL 8,4672MHZX502 996510003949 CRYSTAL SF75KHz-JU3810
RADIO BOARD ASSEMBLY
33C 996510009063 AM COIL 120:20T 4 LEADSH-COMB33D 994000003966 FERRITE BAR D10XL6033E 996510010971 PH139/PH339/YS7681 BAR HOLDERCF101 996500038852 FILTER FM450AL (DOUBLE)CF102 994000005186 FILTER 10.7MC (L10.7A)
CF103 994000005187 DISCRIMINATOR J10.7CD1 996510010972 DIODE 1N4148 (EP) (TP)IC101 994000003962 IC TA2111NGL101 996500038855 AM OSC RED 10MML102 994000003964 AM IFT YEL 7MM A956
L103 996510002281 COIL 3T5 D4.8 #0.8 CWL104 996510009064 COIL 2T5 D4.5 #0.8 CW <4583C>L106 996510004744 COIL 10uH CW34-817566L107 994000004773 INDUCTOR (R-TYPE) 100UHPVC101 994000004775 PVC (DF443DF04-A04)
Q101 994000004009 TR NPN 8050CQ104 994000004743 CHIP TR MMBT9018HZD101 996500038828 ZENER DIODE -5% 3V9
CONTROL BOARD ASSEMBLY
D600 994000004788 LED BLUE D5 (DL5NBCH-W)IC600 994000003955 ET8861S LCD DRIVER 48PIRM600 994000003956 SENSOR AT136B 36KHZ 5VLCD601 994000004789 LCD SDT-M3797-TP-4LED600 996510003955 LED RED D3mm (DR03R1DAJ-HB)
SSW601 994000004791 SLIDE SW (SSV-23-9700)SW600 994000004792 TACT SW 6X6MM H4.3
10 - 1
ELECTRICAL PARTSLIST
POWER BOARD ASSEMBLY
CF701 996510010981 C RESON R (CSA4.00MG)D701 996510010980 IR LED WHITE DIA 5mm 5308IC-15IC701 996510010979 IC SC73P1601M-C002 REMOTE CONTQ401 996510003959 TR 8550DQ402 994000003957 TR NPN 9014C
Q701 994000004009 TR NPN 8050CRL401 996510002293 RELAY:DC5V (ME-7,005-HL)T401 ! 996510003960 STDBY TRASFO VDE 230V
Note: Only these parts mentioned in the list arenormal service parts.
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