JVC AV-29L6SU Service Manual page 38

SIGNAL PWB CIRCUIT DIAGRAM (2/2) SHEET 4
MAIN PWB(1/2)(2/2)
SHEET 1,2
SIGNAL PWB(1/2)
5V
SHEET 3 5V
R434
STB3.3V
SIGNAL PWB(1/2)
STB3.3V
SHEET 3 R431
Q431
NPN
R432
12k
C413
OPEN
R433
15k
SDA1_5
SIGNAL PWB(1/2) SCL1_5
SHEET 3
HS_OUT
HS_OUT
SLEEP_ON/OFF
SLEEP_ON/OFF
SIGNAL PWB(1/2) VS_OUT
VS_OUT
SHEET 3
9V
9V
STB1.8V
MAIN PWB(1/2)(2/2) SHEET 1,2 SUB_MUTE
SUB_MUTE
SIGNAL PWB(1/2) SHEET 3
KEY1 Q772
KEY1
SIGNAL PWB(1/2) REMOCON
REMOCON
POW_LED
SHEET 3
POW_LED
R772
MAIN PWB(1/2)(2/2) SHEET 1,2 270
TV_CV
SIGNAL PWB(1/2) SHEET 3
LED_G
LED_G R771
SIGNAL PWB(1/2) ROTATION
330
ROTATION
SHEET 3
IDTV_MUTE
IDTV_MUTE
IDTV_POW
IDTV_POW
GND
AFT
AFT
AGC
MAIN PWB(1/2)(2/2)
AGC
SIF
SHEET 1,2 SIF
M_R
M_R
SIGNAL PWB(1/2) M_L
M_L
AUDIO.MUTE
SHEET 3
AUDIO.MUTE
A.MUTE
A.MUTE
SCL1
SDA1
SCL0
SIGNAL PWB(1/2)
SCL0
Q791
SDA0
SDA0
SHEET 3
PW_ON/OFF
PW_ON/OFF
PROTECT
PROTECT
ATT_SW
ATT_SW
MAIN PWB(1/2)(2/2)
SHEET 1,2
SIGNAL PWB(1/2)
SHEET 3
STB5V
STB5V
DM9V
DM9V
SIGNAL PWB(1/2)
SHEET 3
10k
10k
C311 C310
Q432 0.01 2200
NPN
C414
OPEN
R436
15k
C312 0.1
C313 0.1
C314 0.1
R318 OPEN
R319 100
IC301
R320 100
R401 R402 C401
0 OPEN
100
Q401
NPN C402 0.1
R403
10k
C416
0.22 C403
2.2
C415 R404
0.47 22k
C404
560p
R405
680
X401
Y301 OPEN
Y302 0
R784 IC903
2.2k
Y901
OPEN
Q771
L904
C912
OPEN
K901
C911
0
470
R903
Q792
2.2k
L903
D901
OPEN
C910
1
R902 R904
R901
D902
OPEN 820
OPEN
C909
220
R792 R791
4.7k 4.7k
MAIN PWB(2/2)
CN001
SHEET 2
R391
39k
Q391
C391
0.22
R304
0
R393
R392
1.2k
18k
GND
C324
OPEN
R372
OPEN
D351 R375
OPEN OPEN
Y357 0 R373
150
Q371
R356
OPEN
R371 OPEN 150
Y358 0
Q352
OPEN
R374 OPEN
C323
100
C322 C321
C320
0.01 1
Y352
0.1
0
C319
R322
10k
C325
C318 10 R323
OPEN
0
C317 0.1
C316
R321
100
10k
C315
0.01
R413 100
R412 100
C417
0.056
C407
0.047
R428
3.3k
C409
OPEN
IC902
L902
L10
C411
OPEN
R905 D903
2.2k DI
C908
C907 C906 C905
0.1 10 10
0.1
R906
OPEN
CN001 CN001 CN001 CN002
MAIN PWB(2/2)
CN002
SHEET 2
(No.YA366)2-11 2-12(No.YA366)
SIGNAL PWB ASS'Y (2/2)
SMR0V001A-U2
R360 R362
D353
OPEN OPEN
OPEN
D352 R358 R361 C361
OPEN OPEN OPEN OPEN
Q354
Y354
OPEN
Q355
Y355 OPEN
Q356
R359
Y359 0
150
R363 R364
Y356
R365
1k 1k
R357 OPEN
OPEN 1k
Q353
OPEN
Y353
OPEN
D382
OPEN
GND
R384
Q381
5.6k R385
NPN OPEN C507
DEF_HP OPEN
R383
R520
1k
15k
ABL
R382 R387
Q382 C382
OPEN
560
PNP
47 R519
R381 C381 D381 12k
OPEN
1k
R386
1.8k
R417
100k
SCP
R419 R418 DEF_VP
3.3k OPEN
R426 R522
2.2k 15k
R416
RGB_REG
22k C508
OPEN
D401
Q402
DI
NPN R421 R420
3.3k 22k
Q404 Q403
OPEN
NPN
C412
0.1
R425
R427 1.2k
R424 R423 R422
560
4.7k OPEN 15k
R414
22k
R415
C410
100k
0.1
KEY1
REMOCON
POW_LED
LED_G
R395
R397
C392 10k
5.6k
560p R396
22k
Q393
PNP
Q392
NPN
R394 C393
68k
1
GND
CN00R
R366
0
CRT SOCKET PWB
R367
CN300R
0
SHEET 5
R368
0
MAIN PWB (1/2,2/2)
GND
SHEET 1,2
SIGNAL PWB (1/2)
SHEET 3
R518
10k
CN0DS
Q504
NPN
GND
R521
10k
Q505
NPN
GND
CN00A
POWER SW PWB
CN850A
SHEET 8
MAIN PWB (1/2)(2/2)
12V SHEET 1,2
SIGNAL PWB (1/2)
SHEET 3