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6-32. SCHEMATIC DIAGRAM – SURROUND AMP Section –
POWER AMP
STK402-270
CN303
6P
VF
VF
-VP
EVER+4V
DGND
GC+5V
(Page 56)
CN304
6P
GC+5V
DGND
EVER+4V
-VP
VF
VF
(Page 65)
NO373
3P
+VL
GND
-VL
(Page 61)
R301
C301
1k
10
50V
CN301
7P
C302
R302
REAR R
0.001
47k
REAR GND
REAR L
C352
R352
CENTER GND
0.001
47k
CENTER
SUB WOOFER GND
SUB WOOFER
(Page 54)
C351
10
R351
50V
1k
R341
C341
1k
10
50V
C342
R342
0.001
47k
IC301
R361
100
C303
220p
C310
10p
R320
1
C358
R306
R307
100
47k
1k
50V
R308
15k
D301
1SS133T
-72
R303
470
D351
1SS133T
C304
-72
10
C316
50V
10p
R358
15k
C354
10
50V
R353
470
C311
10p
R356
47k
C353
220p
C343
220p
R347
1k
R344
47k
Q341
R348
2SC1841T
15k
OVER LOAD
C312
D341
DETECT
10p
1SS133T
-72
R343
470
R349
100k
C344
10
50V
R318
R317
R316
8.2k
100k
100k
Q316,317
THERMAL
DETECT
Q316
2SC1841T
Q317
2SC1740
TH301
R315
22k
R304
0.22
2W
R305
0.22
2W
R310
10
R319
R311
C306
100k
100
0.1
C308
C307
100
0.1
50V
C357
0.1
C356
0.1
Q301
2SC1841T
R360
OVER LOAD
10
DETECT
R309
100k
R359
D391
100k
1SS133T
-72
Q351
2SC1841T
OVER LOAD
DETECT
R355
R354
R357
0.22
0.22
1k
2W
2W
R346
R345
R350
0.22
0.22
10
2W
2W
C346
0.1
R397
1k
C347
0.1
D491
1SS133T
-72
63
63
F920
T6.3AL
250V
D371
C901
D5SBA204101
0.01
C371
R901
C902
2200
100k
0.01
F921
50V
T6.3AL
250V
C372
R902
2200
100k
50V
R381
1.5k
1/2W
RY381
-1
-2
L381
1.7µH
R382
1.5k
Q381
1/2W
R394
2SA933
470
RELAY
2W
D381
L382
DRIVE
1SS133T
1.7µH
-72
R390
R398
10k
22k
R383
1.5k
1/2W
RY382
-1
-2
L383
1.7µH
Q383
R399
2SA933
470
RELAY
2W
D382
DRIVE
1SS133T
-72
R395
R396
10k
22k
Q384
DTC114ESA
-TP
RELAY
DRIVE
CONTROL
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
CX-JTD8
CN302
6P
SURROUND RY
OVERLOAD DETECT
DC DETECT
PROTECT
FAN DETECT
A+9V
(Page 61)
CN305
3P
AC5
GND
T911
AC5
(Page 69)
TM401
6P
+
R
-
SURROUND
SPEAKER
+
L
-
+
CENTER
SPEAKER
-
(CHASSIS)
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