Main Board - Sony XM-S400D Service Manual

4-4. SCHEMATIC DIAGRAM - MAIN Board (2/3) -
1 2

MAIN BOARD (2/3)

A
FR
RR
B
RCH_GND
>002S
LCH_GND
MAIN
BOARD
(1/3)
(Page 10)
R312
C
0
FL
RL
R313
0
D
E
AMP_STBY
>003S
DAMP_MUTE
AMP_FAULT
MAIN
SCL
BOARD
(3/3)
PVDD
F
(Page 12)
SDA
XM-S400D
• See page 8 for IC Block Diagram.
3 4 5
R308 R314
C306 C311
0 0
2.2 2.2
R309 R315
C307 C312
0 0
2.2 2.2
R304 R307 R311
C308 C313
0 0 0
10 10
R305 R306 R310
0 0 0
R302
0
16
C309 C314
R316
GND_16
2.2 2.2
0
3.3 15
IN2_P
14
GND_14
3.3 13
IN1_P
12
R317 C310 C315
GND_12
0 2.2 2.2
C317 0.1
7.1 11
A_BYP
R318 20k
1.3 10
REXT
9
GND_9
8
GND_8
7
GND_7
6
C318
CLIP_OTW
0.1
3.4 5
D_BYP
3.3 4
STANDBY
3
GND_3
7 2
MUTE
3.3 1
FAULT
C316
0.33
6 7 8
C319 C321 C323 C325
0.01 10 10 10
33 12.2
OUT4_P
34
12.2
OUT4_M
35
GND_35
36 12.2
OUT3_P
37 12.2
OUT3_M
38
GND_38
39
IC301
GND_39
C327
40 5.8
CP_BOT
C328
POWER AMP 41 35.1
CP
IC301
42 29.7
TAS5414CTPHDRQ1
CPC_TOP
43
GND_43
44 12.2
OUT2_P
45 12.2
OUT2_M
46
GND_46
47 12.2
OUT1_P
48 12.2
OUT1_M
C320 C322 C324 C326
0.01 10 10 10
11 11
9 10
C369 C368
560 560
25V 25V
C370 C352
0.1 0.01
C339 C351
0.1 0.01
C342 C354
0.1 0.01
R319 5.6 1/3W C331 0.001
L305
10uH
R320 5.6 1/3W C332 0.001
C341 C353
0.1 0.01
R321 5.6 1/3W C333 0.001
R322 5.6 1/3W C334 0.001
1
1
R323 5.6 1/3W C335 0.001
R324 5.6 1/3W C336 0.001
C346 C358
0.1 0.01
R325 5.6 1/3W C337 0.001
R326 5.6 1/3W C338 0.001
C345 C357
0.1 0.01
C344 C356
0.1 0.01
L306
10uH
C343 C355
0.1 0.01
C366 C367
560 560
25V 25V
Note: When IC301 on the MAIN board are replaced, be sure to apply the grease
(OIL COMPOUND (KS609)) so as to cover the IC301 on the MAIN board.
XM-S400D
11 12 13
C347 C359
0.47 0.01
100V
C348 C360
0.47 0.01
100V
FR–
FR+
RR–
>004S
RR+
MAIN
BU_GND
BOARD
FL–
(3/3)
FL+ (Page 12)
RL–
RL+
C350 C362
0.47 0.01
100V
C349 C361
0.47 0.01
100V