Philips FWD186, Service Manual

Page: 33 / 69

6-7 6-7
GN GND
+17.5V/2A
-17.5V/2A
+5V/1.5A
+12.5V/1A
GND
GND
GND
TO POWER SCH
+12V 12V
-12V 12V
MI MIC_OUT C_OUT
GN
GND
GN GND
ECHO_OFF ECHO_OFF
MI MIC_CE C_CE
MI MIC_CL C_CLK
PW PWM_03L M_03L
PW PWM_03R M_03R
PW PWM_02R M_02R
LI LINE NE_0 _0R
LI LINE NE_0 _0L
AD5V
MIM
IC_C
_
CEC
E
MIM
IC_C
_
CLC
L
K
FF/FWF
F
/F
W
_M_
M
UTU
T
E
MIM
IC_C
_
CHC
H
K
TU TU_LED LED
TU TU_C _CE
ST ST_LED LED
TU TU_D _DA
TU TU_C _CK
TU TU_D _DO
TU TU_L _LED ED
ST ST_L _LED ED
TU TU_C _CE
TU TU_D _DA
TU TU_C _CK
TU TU_D _DO
AD AD5V 5V
AUDI UDIO33V 33V
MI MIC_OUT C_OUT
TA TAPE PE_A _A
AU AUTO_MUT TO_MUTE
TA TAPE PE_B _B
ECHOE
C
H
O
_O_
O
FFF
F
-12V-1
2
V
+12V+
1
2
V
MIM
IC_C
_
OUTO
U
T
+12V 12V
-12V 12V P_-12V P_-12V
P_+12V P_+12V
+12V 12V
T_ T_MU MUTE TE
DI DIN_CH N_CHK
TO PHONE PCT
O
P
H
O
N
E
P
CB
CN10/20
C702
2
3
4
5
6
7
8
9
10
R709R
7
0
9
R710R
7
1
0
R701
AP APA3541K 3541K
220U 220U/16V /16V
220U 220U/16V /16V
10K 10K
10U 10UH
1041
0
4
10K 10K
104 104
104 104
10U1
0
U
/50V/5
0
V
2SC 2SC1623 1623
4K 4K7
IN IN4148 4148
100U 100U/16V /16V
27K2
7
K
2SC 2SC1623 1623
47K4
7
K
2K 2K2
2K 2K2
47K 47K
47K 47K
56K5
6
K
104 104
1uH 1uH
1uH 1uH
10U 10U/50V /50V
1041
0
4
220U 220U/16V /16V 104 104
104 104
100 100
470U4
7
0
U
/16V/1
6
V
1041
0
4
1041
0
4
12V1
2
V
6
10U1
0
U
/16V/1
6
V
220U2
2
0
U
/16V/1
6
V
1041
0
4
470U 470U/10V /10V
10U1
0
U
/16V/1
6
V
1041
0
4
100U1
0
0
U
/16V/1
6
V
2SB 2SB772 772
104 104
22P 22P
22K 22K
470 470
1K 1K
39K 39K
8208
2
0
1K 1K
2S
C1623C
1
6
2
3
4. 4.7U 7U
4. 4.7U 7U
56 56
TDA TDA7265 7265
1UH UH
1UH UH
18K 18K
18K 18K
560 560
560 560
100K 100K
1N 1N4148 4148
104 104
104 104
MCM
C
1041
0
4
MCM
C
1041
0
4
4.4
.7
4.4
.7
15k 15k
104 104
4. 4.7U 7U
3K 3K3
2k2 2k2
103 103
1031
0
3
8208
2
0
15k 15k
104 104
4. 4.7U 7U
3K 3K3
2k2 2k2
103 103
1031
0
3
820 820
2k2 2k2
2k2 2k2
100P 100P
100P 100P
2K 2K2
2K 2K2
330P 330P
330P 330P
JRC RC4558 4558
JRC RC4558 4558
3K 3K3
2K 2K2
682 682
1031
0
3
2K 2K2
104 104
JR JRC4558 4558
CN CN8/ 8/25 25
4700U4
7
0
0
U
/25V/2
5
V
2200U 2200U/25V /25V
104 104
104 104
100 100
100 100
2. 2.2 2 1/ 1/4W 4W
100 100
1041
0
4
10 10 1/ 1/2W 2W
820 820
330 1/6W
1041
0
4
5V5
V
6
10 10 1/ 1/4W 4W
820 820
3V3
V
3
220U2
2
0
U
/10V/1
0
V
220U2
2
0
U
/10V/1
0
V
1041
0
4
1041
0
4
CN CN5/ 5/20 20
JK JK_SP_2C _SP_2CH
15 15
330 330
220 220
47U 47U/16V /16V
4. 4.7U 7U
4. 4.7U 7U
10U 10U/16V /16V
IC IC_4053 _4053
22U 22U/16V /16V
5V 5V1
104
2K4
MC
473
330K
39K3
9
K
300P3
0
0
P
M102 M102
18K 18K
100U 100U/16V
220U2
2
0
U
/16V/1
6
V
101
0
openo
p
e
n
68K 68K
272 272
MCM
C
4724
7
2
4704
7
0
104 104
104 104 104 104
104 104
101
0
33 33
56
100U 100U/16V /16V
1N4148
M882 M882
6K 6K8
150 150
2SC 2SC945 945
M103M
1
0
3
2K2
K
2
562 562
22U2
2
U
/16V/1
6
V
4M4
M
7
M153 M153
4R
7
0. 0.47U 47U/50V /50V
OPENO
P
E
N
OPENO
P
E
N
OPENO
P
E
N
OPENO
P
E
N
OPENO
P
E
N
1041
0
4
1041
0
4
OPENO
P
E
N
4. 4.7U 7U
JR JRC4558 4558
104 104
47P 47P
8k2 8k2
10K 10K
JR JRC4558 4558
104 104
47P 47P
8k2 8k2
10K 10K
56 56
56 56
100U 100U/16V /16V
100U 100U/16V /16V
220U 220U/16V /16V
220U 220U/16V /16V
330 330
5V5
V
1
220U2
2
0
U
/16V/1
6
V
1041
0
4
1041
0
4
1K
4K7
15K
2SC 2SC1623 1623
22 1/4W
OPEN OPEN
OPENO
P
E
N
OPENO
P
E
N
OPENO
P
E
N
0
3K 3K3
2SC 2SC1623 1623
KTCK
T
C
38753
8
7
5
KTCK
T
C
38753
8
7
5
2S2
S
A733A
7
3
3
1K 1K
1K 1K
KTC KTC3875 3875
10K 10K
47K 47K
10K 10K
47 47
4K 4K7
KTC KTC3875 3875
10K 10K
OPEN OPEN
1K 1K
22
S
OPEN OPEN
OPENO
P
E
N
OPENO
P
E
N
IC IC5001 5001
C5005 5005
C5003 5003
R5004 5004
L5001 5001
C5008C
5
0
0
8
R5006 5006
C5011 5011
C5010 5010
C5009C
5
0
0
9
Q5002 5002
R5003 5003
D5001 5001
C5001 5001
R5010R
5
0
1
0
Q5001 5001
R5008R
5
0
0
8
R5002 5002
R5001 5001
R5005 5005
R5007 5007
R5009R
5
0
0
9
C5007 5007
L5002 5002
L5003 5003
CN CN5001 5001
C5004 5004
C907C
9
0
7
C913 913 C912 912
C909 909
FB904 FB904
C911C
9
1
1
C914C
9
1
4
C915C
9
1
5
ZDZ
D
9019
0
1
C916C
9
1
6
C918C
9
1
8
C917C
9
1
7
C910 910
C923C
9
2
3
C924C
9
2
4
C921C
9
2
1
Q901 901
C421 421
C408 408
R413 413
R416 416
R433 433
R427 427
R440R
4
4
0
R439 439
Q405Q
4
0
5
C5002 5002
C5006 5006
R437 437
+
-
-
+
MU MUTE TE
IC IC503 503
L501 501
L502 502
R517 517
R521 521
R520 520
R519 519
R516 516
D501 501
C518 518
C515 515
C520C
5
2
0
C519C
5
1
9
R522R
5
2
2
R518R
5
1
8
R507 507
C509 509
C507 507
R508 508
R506 506
C508 508
C501C
5
0
1
R513R
5
1
3
R510 510
C514 514
C513 513
R511 511
R509 509
C512 512
C504C
5
0
4
R514 514
R515 515
R512 512
C506 506
C511 511
R502 502
R504 504
C516 516
C517 517
IC IC502A 502A
IC IC502B 502B
R410
410
R409 409
C420 420
C419C
4
1
9
R406 406
C412
IC IC402A 402A
RB904
C903C
9
0
3
C905 905
C901 901
C906 906
FB901 FB901
FB903 FB903
R901 901
FB902 FB902
C904C
9
0
4
R902 902
R907 907
R906
C922C
9
2
2
ZDZ
D
9039
0
3
R904 904
R905 905
ZDZ
D
9029
0
2
C920C
9
2
0
C919C
9
1
9
C908C
9
0
8
C902C
9
0
2
CN CN3002 3002
JK JK501 501
R707 707
R719 719
R708 708
C720 720
C505 505
C510 510
C416 416
C731 731
C732C
7
3
2
ZD701 ZD701
C724
R721
C722
R720
R727R
7
2
7
C733C
7
3
3
C713 713
R713 713
C721 721
C711C
7
1
1
C701C
7
0
1
R711 711
C710 710
C712C
7
1
2
R712R
7
1
2
C709 709
C734 734 C735 735
C708 708
R715 715
C726 726
D701
C725 725
R722 722
R728 728
Q701 701
C737C
7
3
7
R731R
7
3
1
C723 723
C736C
7
3
6
R726R
7
2
6
C727 727
R729
C548 548
C341C
3
4
1
C342C
3
4
2
C343C
3
4
3
C344C
3
4
4
C345C
3
4
5
CN3001
CN CN6/ 6/20 20
C347C
3
4
7
C348C
3
4
8
C349C
3
4
9
Q406 406
R442 442
R441 441
C405 405
IC IC5002B 5002B
C5012 5012
C5014 5014
R5014 5014
R5012 5012
IC IC5002A 5002A
C5013 5013
C5015 5015
R5013 5013
R5011 5011
R542 542
R541 541
C549 549
C550 550
C424 424
C425 425
R741 741
ZDZ
D
7027
0
2
C738C
7
3
8
C739C
7
3
9
C740C
7
4
0
R742
R744
R743
Q706 706
R714
R903 903
C925C
9
2
5
C926C
9
2
6
ZDZ
D
9049
0
4
Q903 903 OPEN OPEN
R908 908
Q705 2SA952
R745 745
Q707 707
C426C
4
2
6
1041
0
4
C427C
4
2
7
1041
0
4
C428C
4
2
8
1041
0
4
C429C
4
2
9
1041
0
4
C430C
4
3
0
1041
0
4
C431C
4
3
1
1041
0
4
C432C
4
3
2
1041
0
4
C433C
4
3
3
1041
0
4
C434C
4
3
4
1041
0
4
C435C
4
3
5
1041
0
4
C436C
4
3
6
1041
0
4
C437C
4
3
7
1041
0
4
C438
1041
0
4
C439C
4
3
9
1041
0
4
C440C
4
4
0
1041
0
4
C441
1041
0
4
C442C
4
4
2
1041
0
4
C443C
4
4
3
1041
0
4
C444C
4
4
4
1041
0
4
C445C
4
4
5
1041
0
4
C446C
4
4
6
1041
0
4
C447C
4
4
7
1041
0
4
C448C
4
4
8
1041
0
4
C449C
4
4
9
1041
0
4
C450C
4
5
0
1041
0
4
C451C
4
5
1
1041
0
4
C452C
4
5
2
1041
0
4
C453C
4
5
3
1041
0
4
T701 701
OS OSC
Q709Q
7
0
9
Q708Q
7
0
8
Q704Q
7
0
4
R747 747
R748 748
Q703 703
R738 738
R739 739
R740 740
R746 746
R737 737
Q702 702
R736 736
FB403 FB403
100 100
Q902 2SD882
R469 469
JK JK402B 402B
R474 474
Q411Q
4
1
1
Q410 410
R909 909
R910R
9
1
0
R911R
9
1
1
MIC_OUT
+12V
-12V
GND
GND
EC ECHO HO_O _OFF FF
MI MIC_ C_CE CE
MI MIC_ C_CL CLK
MI MIC_ C_DA DATA TA
GN GND
TO MIC SCH
M
A
B
TAPE
PLAY: Ay By Cy
REC: Ax Bx Cx
H
L
ABC
REC R
BU4053
MU MUTE TE
P_MUTE P_MUTE
EA EARP RP/W /W
MUTE MUTE
P_ P_MUTE MUTE
EA EARP RP/W /W
EC ECHO_OFF HO_OFF
MI MIC_CE C_CE
MI MIC_CL C_CLK
FF/ FF/FW FW_MUT _MUTE
MI MIC_CH C_CHK
AU AUTO TO_MUT _MUTE
SW1
PLAY
TAPE_A
TAPE_B
STOP REC
H H H H
H L L
L
PL PLAY AY SW SW
1 2 3 4 5 6
PL PLAY AY PL PLAY AY RE REC RE REC RE REC RE REC RE REC RE REC
RB RB703 703
6
7
8
SW SW2
FF/ FF/FW FWSW SW
10
9
5
2
3
4
OSC OSC VC VCC
OSC OSC VC VCC
ST STAR ART: T:LO LOW( W(0- 0-5V 5V)
MU MUTE: TE:H=VC H=VCC
MIC CHK
PW PWM_03L M_03L
PW PWM_03R M_03R
SU
B
L
IN
E
O
U
T
2
3
4
SU SUB
FL FL
FR FR
MI MIC_CL C_CLK
MI MIC_CE C_CE
ECHO_OFF ECHO_OFF
MI MIC_CH C_CHK
T_MUTE T_MUTE
3
4
T_MUTE T_MUTE
SR SR
SL SL
C
DI DIN_ N_CH CHK
PO POWE WER_MUTE R_MUTE
PHONE_ PHONE_L
PHONE_ PHONE_R
PW PWM_02R M_02R
+17. 17.5V 5V
-17. 17.5V 5V
AM AMP_MU P_MUTE TE
PW PWM_01L M_01L
PW PWM_02L M_02L
PW PWM_01R M_01R
MI MIC_CH C_CHK
R
L
R/ R/R
TAPET
A
P
E
_A_
A
AD AD5V 5V
AUDI UDIO33V 33V
TA TAPE_A PE_A
TA TAPE_B PE_B
MI MIC_OUT C_OUT
GN GND
-5 -5V
-12V 12V -5 -5V
TAPE_A
T+12V
T+12V
TAPE_B
TAPE
_
B
FF/ FF/FW FW_M _MUT UTE
FF/FW
_
M
U
T
E
+12V 12V
+5 +5
FF/ FF/FW FW_M _MUT UTE
FF/ FF/FW FW_M _MUT UTE
AD AD5V 5V
TU TU12V 12V
+5 +5V
+12V 12V
-12V 12V
P_-12V P_-12V
P_+12V P_+12V
AUDIO33V
AD5V
+12V
4052A 4052A
4052B 4052B
4052A 4052A
4052B 4052B
P_+12V P_+12V
P_-12V P_-12V
VD33
H- H-MU MUTE TE
PHONP
H
O
N
E-E
-L
PHONP
H
O
N
E-E
-R
EARDECE
A
R
D
E
C
EA EARP RP/W /W
L_AM AMP
R_ R_AM AMP
PW PWM_03L M_03L
PW PWM_03R M_03R
PW PWM_02R M_02R
LI LINE NE_0 _0R
LI LINE NE_0 _0L
PW PWM_01L M_01L
PW PWM_02L M_02L
PW PWM_01R M_01R
4052_ROUT 4052_ROUT
4052_L 4052_LOUT OUT
op open en
op open en
op open en
2SA 2SA733 733
-12V 12V
1 2 3 4 5 6 7 8
A
B B
A
3
6
5
7
1
MUM
U
TET
E
2
B-B
-
4
B+B
+
8
1
2
3
4
7
11 11
9
2
4
10 10
8
+V+
V
s
3
-V-V
s
1
-V-V
s
6 5
3
2
1
B-B
-
4
7
5
6
B+B
+
8
3
2
1
B-B
-
4
1
2
3
4
5
6
7
8
1
2
3
4
5
1
2
3
4
RF
NF1
6
R_IN1
7
R_OUT R_OUT1
4
AIN1
IN INH
6
VE VEE
7
VS VSS
8
C
9
B
10 10
A
11 11
VDD VDD
16
IN INH
6
VE VEE
7
VS VSS
8
C
9
B
10 10
A
11 11
VDD VDD
16
4052_R 4052_ROUT OUT
4052_L 4052_LOUT OUT
1
2
3
4
5
6
7
5
6
B+B
+
8
3
-
2
1
B-B
-
4
2
1
3
6
5
4
10 10
111
1
A
B
CIRCUIT DIAGRAM MAIN AMPLIFIER (BOTTOM)
Q506 D6 R303 D1 R320 D3 R417 C7 R436 C8 R5006 B7 R509 A6 R524 D5 R540 D6 R709 C2 R727 B4 R744 B3 ZD302 D3
Q507 C7 R304 D1 R351 D2 R418 C7 R437 B6 R5007 B7 R510 A6 R525 D5 R541 A5 R710 C2 R728 B3 R746 B4 ZD501 C7
Q701 B3 R305 D2 R352 D2 R420 C7 R439 B8 R5008 B8 R511 A6 R526 D5 R542 A5 R711 B2 R729 B3 R747 B5 ZD701 B3
Q702 B4 R306 D2 R404 C6 R421 C7 R440 B8 R5009 B8 R512 A7 R527 D5 R543 D6 R712 B2 R730 C5 R748 B5 ZD702 A5
Q703 B4 R309 D2 R405 C6 R423 C7 R442 B8 R501 D5 R513 A7 R528 D6 R544 C7 R713 B2 R731 C5 R901 A3 ZD901 A3
Q704 B4 R310 D2 R406 C6 R424 C7 R443 C6 R5010 B8 R514 A7 R529 D6 R545 C7 R714 B3 R734 C8 R902 A3 ZD902 A4
Q705 B3 R311 D2 R407 C6 R425 C7 R444 C6 R5011 B6 R515 A7 R530 D5 R546 C8 R716 C3 R735 C8 R904 A3 ZD903 A4
Q706 B3 R312 D2 R408 C6 R426 C7 R450 D7 R5013 B6 R516 A7 R531 D5 R701 B1 R717 C3 R736 B4 R905 A3
Q707 B3 R313 D2 R409 C6 R427 B7 R473 C8 R5014 B6 R517 A6 R532 D6 R702 C2 R719 C3 R737 B4 R906 A4
Q708 B5 R314 D2 R410 C6 R429 C8 R474 C8 R502 A5 R518 A6 R534 D6 R703 C2 R720 C3 R738 B4 R907 A3
Q709 B5 R315 D4 R411 C6 R430 C8 R5001 B6 R503 D5 R519 A6 R535 D6 R704 C2 R721 B3 R739 B4 R908 B3
Q901 A3 R316 D4 R412 C6 R431 C8 R5002 B6 R504 A5 R520 A6 R536 D6 R705 C3 R722 B2 R740 B4 RB703 C1
Q902 A4 R317 D4 R413 C6 R432 C8 R5003 B7 R506 A6 R521 A6 R537 D6 R706 C3 R724 C4 R741 A5 RB904 B1
R301 D1 R318 D3 R415 C6 R433 C8 R5004 B7 R507 A6 R522 A6 R538 D6 R707 C3 R725 C4 R742 B3 T701 B2
R302 D1 R319 D4 R416 C7 R435 C8 R5005 B7 R508 A6 R523 D5 R539 D6 R708 C3 R726 C4 R743 B3 ZD301 D3
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