Schematic Diagram - D-Amp Board - Sony NAS-E35HD Service Manual

6-20. SCHEMATIC DIAGRAM - D-AMP Board -

CNP351
7P
PROTECT
SHUTDOWN
SP_MUTE
AGND-R
AMP-R
AGND-L
AMP-L
(Page 34)
KH910
5P
AMP_18V
AMP_18V
AMP_GND
AMP_GND
P_OFF
(Page 53)
NAS-E35HD/SS-CE35HD
• See page 43 for waveforms. • See page 54 for IC Block Diagrams.
Q353 R356
D351
2SC3052 100
MAZ8150G0LS0
RESET SWITCH
R378
C355
0 R375
R368 47
10k
10k 35V
C354 0.22
R364 R355
100k 100k
C351
0.1
R357
1k
R377
Q352 R354 C369 C372
100k
2SC3052 47k 1 0.1
PROTECT
SWITCH
C251 C254
0.1 0.1
C253
1
50V
C252 1 50V
C151 C152 0.1
1
50V C154 0.1
C153 1 50V
R359
0
R362 100k
R363 100k
R366 100k
C370
0.1
Q354
ISA1235AC1TP
C352 DC DETECT
0.47
R369
10k
C255
0.22
C256 0.22
C276
0.0022
C277 C274
0.0022 0.0022
C275
0.0022
R265
R267
47
47
R266 R264
47
C362 1
C363
470
25V
DIGITAL POWER AMP
C364
1
IC352
C365
TPA3100D2PHPR
1
C366
470
25V
C367 R165
1 47
R167
R379
47
10k
R380
10k R166
47
C353
0.47
C156 0.22
0.0022
C155 0.22
R372
C371
0.05
1
5W
R371
10k
R370
1k
41 41
C356
0.1
L251
22μH
C273 C259
0.47 0.47 C264
0.1
C272 C260
0.47 0.47
C265
0.1
R257
47
220k
R374 R258
C266
0 R259 220k
Q252 2.2
100k
ISA1235AC1TP
Q355
2SC3052
PROTECT
DETECT
Q251
R351
ISA1235AC1TP
0
R158
220k
C167 R157
2.2 100k
R373 C360
47k 1
R159
220k
R164
47
Q151
ISA1235AC1TP
Q152
ISA1235AC1TP
Q151,152,251,252
OVER LOAD
DETECT
L151
22μH
C161
C176
0.1
C172 C158
0.47 0.47
C166
0.1
C173 0.47 C162 0.47
NAS-E35HD/SS-CE35HD
EB351
(CHASSIS)
KH352
4P
R+
R-
L-
L+
(Page 42)