Schematic Diagram - Main Board (9/9) - Sony MHC-V11 Service Manual

MHC-V11
MHC-V11

5-12. SCHEMATIC DIAGRAM - MAIN Board (9/9) -

1 2
MAIN BOARD (9/9)
A
V_12V
R376 R376 3.3 3.3
C293 C293 0.1uF/50V/X7R 0.1uF/50V/X7R
C296 C296
C295 C295
0.1uF/50V/X7R 0.1uF/50V/X7R
R377 R377
VALID
OUT4R
OUT4L
C304 C304 0.1uF/50V/X7R 0.1uF/50V/X7R
C305 C305 1uF/16V/X7R 1uF/16V/X7R
B
C314 C314 1uF/16V/X7R 1uF/16V/X7R
OUT3+
OUT3-
AMP_FAULT
DVDD_M21
V_12V DVDD_M21
C
R385 R385 3.3 3.3
MAIN_36V
R387 R387 100K 100K
Q22 Q22
D8 D8 LL4148 LL4148 PNP_3CG9012M PNP_3CG9012M
D
R390 R390 10K 10K
0805
+ +
R391 R391 10K 10K
POWER OFF Mute Circuit
E
FAN CONTROL
V_12V
Q30 Q30
FB31 FB31 500/800mA 500/800mA PNP_MMBT8550C PNP_MMBT8550C
100K 100K
R401 R401 4.7K 4.7K R402 R402
C336 C336
Q32 Q32
Q31 Q31
PNP_3CG3906M PNP_3CG3906M NPN_3DG3904M NPN_3DG3904M
Vb
F
R404 R404 10K 10K
FAN_PWM
C338 C338
1uF/16V/X7R 1uF/16V/X7R
R405 R405 100K 100K
• See page 42 for IC Block Diagrams.
3 4
820uF/50V 820uF/50V
U29 U29
1 44
C294 C294 0.033uF/50V/X7R 0.033uF/50V/X7R
GVDD_AB BST_A
2 43 C297 C297 0.033uF/50V/X7R 0.033uF/50V/X7R
VDD BST_B
24K 24K 3 42
OC_ADJ GND
VALID 4 41
/RESET GND
5 40
INPUT_A OUT_A
6 39
INPUT_B OUT_A
7 38
C306 C306 C307 C307
C_START PVDD_AB
DVDD_M21 8 37
DVDD PVDD_AB
9 36
GND PVDD_AB
10 35
GND OUT_B
11 34
GND GND
12 33
GND GND
13 32
AVDD OUT_C
14 31
INPUT_C PVDD_CD
15 30
INPUT_D PVDD_CD
16 29
C320 C320 C321 C321
/FAULT PVDD_CD
R381 R381 NC/0 NC/0 17 28
/OTW OUT_D
R383 R383 NC/0 NC/0 18 27
/CLIP OUT_D
19 26
M1 GND
20 25
M2 GND
21 24 C329 C329 0.033uF/50V/X7R 0.033uF/50V/X7R
M3 BST_C
22 23 C330 C330 0.033uF/50V/X7R 0.033uF/50V/X7R
GVDD_CD BST_D
C331 C331
0.1uF/50V/X7R 0.1uF/50V/X7R TAS5624A TAS5624A
VALID
VALID
Q25 Q25
NPN_3DG3904M NPN_3DG3904M
C333 C333 R393 R393
10K 10K
SUB+ R396 R396
SUB- R397 R397
XP15 XP15
VCC_FAN 1
1
2
2
R400 R400
2PIN/2.0mm 2PIN/2.0mm
4.7K 4.7K
C337 C337
Vfb
R403 R403
1.2K 1.2K
34 34
5 6 7
AMP_36V
CE20 CE20
+ + C292 C292
0.1uF/50V/X7R 0.1uF/50V/X7R
L5 L5 CE21 CE21
10 H/10A 10 H/10A
470uF/50V 470uF/50V
C298 C298 C301 C301
C299 C299
C300 C300
1uF/63V 1uF/63V
0.01uF/50V/X7R 0.01uF/50V/X7R
NC/1uF/50V/X7R NC/1uF/50V/X7R
R379 R379
3.3 3.3 R378 R378
3.3 3.3
C308 C308
C309 C309
C313 C313 NC/1uF/50V/X7R NC/1uF/50V/X7R
C310 C310
1uF/63V 1uF/63V 0.01uF/50V/X7R 0.01uF/50V/X7R
L6 L6 CE22 CE22
10 H/10A 10 H/10A
470uF/50V 470uF/50V
L7 L7
10uH/12A 10uH/12A
C317 C317
C316 C316
C315 C315
1uF/50V/X7R 1uF/50V/X7R 0.01uF/50V/X7R 0.01uF/50V/X7R
R380 R380
5.6 5.6
C322 C322
R382 R382
3.3 3.3
1uF/63V 1uF/63V R384 R384
3.3 3.3
C325 C325
C323 C323
C324 C324
1uF/50V/X7R 1uF/50V/X7R
100pF/50V/NP0 100pF/50V/NP0
C328 C328
0.01uF/50V/X7R 0.01uF/50V/X7R
L8 L8
10uH/12A 10uH/12A
220K 220K
R407 R407 C339 C339
220K 220K
10uF/16V/X7R 10uF/16V/X7R
220K 220K
Q33 Q33 Q34 Q34
PNP_3CG3906M PNP_3CG3906M PNP_3CG3906M PNP_3CG3906M
R398 R398
100 100
R399 R399
C335 C335
100K 100K
0.22uF/50V/X7R 0.22uF/50V/X7R
AMP_FAULT
Q29 Q29
NPN_3DG3904M NPN_3DG3904M
DC DETECT FOR PROTECTION
8
Right
C302 C302 C303 C303
NC/0.1uF/50V/X7R NC/0.1uF/50V/X7R
XP13 XP13
1000pF/50V/X7R 1000pF/50V/X7R
1
1
2
L_2
2
3
3
4 R_2
4
C311 C311 4PIN/2.5mm 4PIN/2.5mm
C312 C312
NC/0.1uF/50V/X7R NC/0.1uF/50V/X7R
1000pF/50V/X7R 1000pF/50V/X7R
Left
SUB+
C318 C318
C319 C319
0.1uF/50V/X7R 0.1uF/50V/X7R
1000pF/50V/X7R 1000pF/50V/X7R
XP14 XP14
1
1
2
SUB_3
2
2PIN/3.96mm 2PIN/3.96mm
C326 C326 C327 C327
0.1uF/50V/X7R 0.1uF/50V/X7R
1000pF/50V/X7R 1000pF/50V/X7R
SUB-