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6-32. SCHEMATIC DIAGRAM – POWER AMP Section –
1
2
3
POWER AMP BOARD
IC B/D
IC402
IC402
A
STK415-130-E
PRE DRIVER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
B
C
R496
100
R490
100
D
E
F
G
H
I
J
HCD-GZR888DA/GZR999DA
• See page 72 for IC Block Diagrams.
4
5
6
GZR888DA
GZR999DA
IC B/D
IC401
IC401
STK416-130-E
PRE DRIVER
16
17
18
19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
C445
100p
R426
R413
56k
R468
C462
2.2k
47
1W
100V
R428
270
R467
2.2k
1W
C461
R427
47
56k
100V
R412
R420
0.22
0.22
5W
5W
C443
470p
R409
R416
1k
1k
R424
0
R419
33k
0
R415
22k
0
Q402
2SC5625
OVERLOAD DETECT
13.8
R417
100k
R410
100k
13.8
0
Q401
2SC5625
R408
OVERLOAD DETECT
33k
0
30.3
2.7
R411
22k
Q404
2SC4154TP-1EF
MUTE
D418
R418
MA2J1110GLS0
3.2
1k
C463
R402
22
22k
35V
7
8
9
17
18
19
20
21
22
23
R434
C446
C435
R425
56k
100p
100p
0.22
5W
R439
3.3k
1k
R498
47k
R414
56k
R430
R432
270
330
R429
R431
56k
56k
C444
C432
470p
470p
15.8
0
R433
100k
Q413
KTA1271Y-AT
13.8
RELAY DRIVE
R422
R398
15.5
12k
10k
0
Q403
R399
2SC5625
4.7k
OVERLOAD DETECT
R400
4.7k
0
15.5
0
R438
R440
33k
22k
R379
47k
C426
6800
25V
R401
GZR999DA
100k
C465
R421
1
4.7k
50V
R423
0
R406
R405
10k
1k
0
15.5
Q407
2SC4154TP-1EF
3.3
PROTECT
15.8
0
0
Q406
2SC4154TP-1EF
R403
R404
PROTECT
Q405
47k
1k
ISA1602AM1-T111-1EF
PROTECT
R407
22k
C409
C475
R476
3300
100k
*
1
50V
*
1
C475,476
3300 80V
(E2,E51,MX)
3300 71V
(EXCEPT E2,E51,MX)
C410
R477
C476
3300
100k
*
1
50V
63
63
10
11
12
R365
0
R366
0
R442
R441
22k
22k
R387
10
R389
10
RY401
R391
10
R393
D415
10
MA2J1110GLS0
R499
47k
R373
R470
C451
C452
180
180
0.1
0.1
R497
56k
R489
R375
R374
C455
C454
10
180
180
0.1
0.1
R481
10
R500
R377
R452
R450
R456
R454
180
180
10
10
10
10
R478
R376
R471
R453
R451
R457
R455
10
180
180
10
10
10
10
R482
10
Q416
0
R463
EP401
10k
2SC4154TP-1EF
(CHASSIS)
RELAY CONTROL
0
0
Q415
R462
10k
R488
ISA1602AM1-T111-1EF
RELAY DRIVE
10
0
3.3
R487
10
R397
47k
RY402
*
1
R443
4.7k
R458
R459
(GZR888DA)
10
10
C453
C456
7.5k
R443
0.1
0.1
(GZR999DA)
*
1
R460
R461
C468
C440
10
10
GZR999DA
1000p
1000p
C441
10
50V
R435
2.2k
C442
10
50V
R436
2.2k
C431 10
50V
R437
2.2k
GZR999DA
Q417
KTD2058Y
+10V REG
11.8
10.2
10.2
Q418
2SC4154TP-1EF
VOLTAGE DETECT
10.9
R475
9.3
D404
D420
2.2k
D3SB60F3
D3SB60F3
R369
RECT
RECT
10k
~
~
~
~
R371
JW494
R368
R367
100k
470
D423
MA2J1110GLS0
C477
C425
6800
10
25V
50V
C478
R372
R370
1
100k
C429
C430
C427
C428
100k
50V
0.1
0.1
0.1
0.1
Q410
15.5
R446
14.2
2SC4154TP-1EF
0
100k
OVERLOAD DETECT
R449
47k
15.5
0
0
0
2.2k
0
Q409
2SC4154TP-1EF
Q408
KTC3198GR-A
OVERLOAD DETECT
RELAY CONTROL
R447
18k
0
C464
100
0.6
10V
R445
330
R448
47k
~
R491
~
~
22k
C404
D401
D403
~
C413
R493
D402
0.1
D15XB60
D10XB60 F
0.1
~
~
D10XB60 F
22k
100V
RECT
RECT
RECT
GZR999DA
GZR888DA
C403
C414
0.1
R492
0.1
100V
22k
R494
22k
HCD-GZR888DA/GZR999DA
13
14
15
R381
680
2W
CN407
4P
R383
680
2W
R385
100
1
HP-L
MIC
2
HP-GND
R
BOARD
R386
3
HP-R
NO791
100
R382
680
2W
(Page 50)
4
HP_SW
R384
680
2W
L404
1.7uH
R388
10
R390
10
+
JK403
L
4P
R392
–
10
SATELLITE SPEAKERS
+
R394
R
10
–
GZR888DA
L405
1.7uH
+
TB001
L
4P
L401
–
1.7uH
FRONT SPEAKERS
+
R479
R
10
–
R486
10
+
JK401
L
6P
–
R480
10
FRONT SPEAKERS
+
R483
R
–
10
L402
+
1.7uH
SUBWOOFER
–
R485
GZR999DA
10
R484
10
L403
CN403
1.7uH
13P
GZR999DA
1
FAN_DETECT
2
DBFB
R444
D417
100k
3
HP_SW
MA2J1110GLS0
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
CN405
13P
1
UNREG.10V
D422
2
UNREG.10V_GND
MA2J1110GLS0
3
UNREG.15V
4
UNREG.15V_GND
8.9
5
EVER 10V
MAIN
6
STBY RELAY
BOARD
O
7
D-GND
(3/3)
8
AC-Pulse
CN901
(Page 48)
9
ACF-DET
10
-VB
11
-VFL
10k
12
VF/VF-DC
13
VF/GND
CN402
13P
1
AC3
2
AC3
3
GND
4
AC4
5
AC4
6
VF/VF-DC
TRANS
X
7
VF/GND
BOARD
NO305
8
D-GND
(Page 65)
9
EVER 10V
10
STBY-RELAY
11
AC-Pulse
12
ACF-DET
13
-VFL
JW495
CN401
5P
5
AC-VH
4
AC-VL
TRANS
W
3
PT-GND
BOARD
NO304
2
AC-VL
(Page 65)
1
AC-VH
E
EP403
(CHASSIS)
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