Schematic Diagram -Power Amp/Hp Section - Sony HCD-GZR88D Service Manual

6-34. SCHEMATIC DIAGRAM BOARDS – POWER AMP/HP Section –
1 2 3
POWER AMP BOARD
A
IC402 IC B/D
IC402
STK415-130-E
PRE DRIVER
1 2 3 4 5 6 7 8 9 10 11 12 13 14
B
C
R490
D
100
R496
100
D410 D409
FSF05A20 FSF05A20
R468
2.2k
1W
E
C461
47
D413 R467
100V
MTZJ-T-77-16B 2.2k
1W
D414
MTZJ-T-77-16B
Q404
2SC3052EF-T1-LEF
R424
MUTE
0
32.4 1.8
D418
MA2J1110GLS0
*
F
R418
1k
C463
R401 R402
22
22k
100k
35V
G
H
I
Q405
ISA1235AC1TP-1EF
J Q405-407
PROTECT
K
HCD-GZR88D/GZR99D
• See page 74 for IC Block Diagrams.
4 5 6
GZR88D GZR99D
IC401 IC B/D
IC401
STK416-130-E
PRE DRIVER
15 16 17 18 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14
R420
R495
0.22
1
5W
R409
R412 R416
1k 0.22 1k
R414
5W
56k
Q401
0
2SC5625
0
C462
47
R413
100V
56k Q402
14.8 0
2SC5625
0
Q401-403
14.8
OVERLOAD DET R417
R410
100k
100k
R415
22k
R408 R411
D407
33k 22k
R435
MC2836-T112-1
2.2k
R419 C441
33k 10
50V
1
153799362 LP401 Mount Mecha Mount Mecha
2
153799362 LP402 Mount Mecha
1
Mount Mecha H403
153799362 LP403 Mount Mecha
2
153799362 LP404 Mount Mecha 1
Mount Mecha
2
D406
MA2J1110GLS0
C465
17.2 R406 R421
R475
1
10k 4.7k
2.2k
50V Q409,410
0
OVERLOAD DET
0
R403 Q406 R422
3.2
47k 2SC3052EF-T1-LEF 12k
0
R404
16.8 16.8
1k
Q408
0
Q407
0
KTC3198GR-A
2SC3052EF-T1-LEF
0
RELAY CONTROL
0
0
R405 0
1k R423
2.2k
R407
C464
22k
100 TH401
10V
7 8 9
15 16 17 18 19 20 21 22 23
RY402
6
4
C453
2
0.1
C456
0.1
GZR99D
Q415
ISA1235AC1TP-1EF
RELAY DRIVER
R425
C445 C446 C435
0.22
100p 100p 100p
5W
R458 R460
R463
10 10
10k
R459 R461
10 10
R434 R471
R376
56k
180 180
R500 R377
180 180
R430
R432 R439
270
1k
330
C448
47
50V
C433
R428
47
270
50V R438
33k
C447
47
D417
50V
MA2J1110GLS0
R433 R440
100k 22k
Q403
2SC5625
R427 R429
R443
56k 56k
5.6k
R431
56k
C443 C444
R436
C432
470p 470p 2.2k
470p
C442
10 R437
50V 2.2k
C431
10
50V
H401 424441511 D401 (GZR99D)
424441551 D403 (GZR88D)
C429
0.1
H402 424441551 D402
C430
0.1
R446
100k
Q413
KTA1271Y-AT
RELAY DRIVER
R449
15.3 0 17.2
47k
0
R398
10k
* 1 C475,476
R447
16.9
18k
3300 80V
R399 Q414
(E2,E51,AR,MX)
0 2SC3052EF-T1-LEF
4.7k
16.8
3300 71V
FRONT SPEAKER
0.6
(EXCEPT E2,E51,AR,MX)
RELAY CONTROL
0
R400
C475
Q411,412
R379 4.7k *
1
THERMAL DET
47k
C476
*
1
65 65
10 11 12 13
R381
680 2W
CN407 CN702
4P
C405 C401 R383 R385
100 100 680 2W
100 1 HP_L HP_L
50V 50V
2 HP_GND HP_GND
R386
R382 3 HP_R HP_R
100
680 2W
4 HP_SW HP_SW
C406 C402
100 100
R384
50V 50V
680 2W
5
3
RY401
L404 1.7uH
6 5
1
R387 R388
10 10
4 3
R389 R390
2 1
10 10
R391 R392
10 10
GZR99D
R393 R394
10 10
GZR99D
L405 1.7uH
R462 C451 C452
10k 0.1 0.1
Q416 L401 1.7uH
2SC3052EF-T1-LEF
C455 C454
SUBWOOFER R373 R470 R489 R479
0.1
0.1
RELAY CONTROL 180 180 10 10
R481 R486
R452 R450 R456 R454 R375 R374 10 10
10 10 10 10 180 180
R457 R455
R453 R451
R478 R480
10 10 10 10
10 10
R482 R483
10 10
L402 1.7uH
R444
100k GZR99D
R488 R485
10 10
R487 R484
10 10
L403 1.7uH
EP401
C440 C468
(CHASSIS)
1000p 1000p
JW494
D420
Q417
D3SB60F3
C427 2SD2525(TP) 2SC3052EF-T1-LEF
~ RECT
+8V REG VOLTAGE DETECT
0.1
C428
R367
~
R369
0.1
470
D404
10k
D3SB60F3
RECT
~
C425
D423
6800
MA2J1110GLS0
25V
~
C477
10
C426
R371 R372
50V
6800 100k 100k
25V
GZR99D
D401
D15XB20
RECT
D402
R491 D10XB20 ~
22k RECT
C403 C404
C409 R493 C413
~ ~ 0.1 0.1
3300 22k 0.1
100V 100V
50V
~
R492
~
22k
C410
3300
C414
R494
50V
~ D403
22k 0.1
D10XB20
RECT
GZR88D
HCD-GZR88D/GZR99D
14 15
HP BOARD
4P
C740
CL850
R742 R740 J740
1 1000p
47 47
CL851
PHONES
2
CL852
R743 R741
C741
3
CL853 1000p 47 47
C742
4
0.1
XX 153758441 W701 Mount Mecha
JK403
+
L 4P
–
SATELLITE SPEAKER
+
R
–
GZR88D
TB001
+
L 4P
–
FRONT SPEAKER
+
R
–
GZR99D
JK401
+
L 6P
–
FRONT SPEAKER
+
R
–
+ SUBWOOFER
–
CN403
13P
1 FAN_DETECT
2 DBFB
3 HP_SW
4 POWER_GND
5 STK-MUTE
MAIN
6 SP-RELAY
P BOARD
7 PROTECT
(2/3)
8 IN-FL
CN241
(Page 47)
9 AMP-IN-GND
10 IN-FR
11 GND-SW
12 IN-SW
13 SW-ON/OFF
D422
MA2J1110GLS0
CN405
13P
1 UNREG.10V
Q418
2
UNREG.10V_GND
3 UNREG.15V
4 UNREG.15V_GND
5 EVER 10V
MAIN
6 STBY RELAY
BOARD
O
R368
7 D-GND
(3/3)
10k
8 AC-Pulse CN901
(Page 48)
9 ACF-DET
C478 R370
10 -VB
1
100k
50V 11 -VFL
12 VF1/V+8V
13 VF2/V+8V_GND
CN402
12P
1 AC3
2 AC3
3 AC4
4 AC4
5 VF1/V+8V
JW495
TRANS
6 VF2/V+8V_GND
U
BOARD
7 D-GND
CN305
(Page 67)
8 EVER 10V
9 STBY RELAY
10 AC-Pulse
11 ACF-DET
12 -VFL
CN401
5P
1 AC-VH
2 AC-VL
TRANS
T
3 PT-GND BOARD
CN304
4 AC-VL
(Page 67)
5 AC-VH