JVC KD-LH915 Service Manual page 38

Q Q
3 7 6 3 1 5 1 5 0
LCD & Key control section
D453
NSCM315C/Z/-W
CN402
QGF0523F1-35W
OSC
CS2
RES
A0
WE
RE/RD
D0
D1
D2
D3
D4
D5
D6
C450 D7
4.7/6.3
C449
C448 0.047
1
C447
1
C446 1
T E
L 1 3 9 4 2 2 9 6 5 1 3
C445 1
C444 1
C443 1
C442
C441 1
C440
1
C439 1
C438
1
C437 1
1 C436
C435 1
1 C434
C433 1
C432
1
C431 1
1
C426
0.47
w w w
.
D452 D451
NSCM315C/Z/-W NSCM315C/Z/-W
R458 47k
R459 47k
R460 1.5k
R461 1.5k
R462 1.5k
R463 10k
DISPCE
KEYIN C414 R466
0.047
R451
2.2K 47k
C415
0.047
D0
RA407
D1
330
D2
D3
D4
RA408
D5
330
D6
D7
D8
RA409
D9
330
D10
D11
D12
RA410
D13
330
D14
D15
IC401
MN102H60KDP
RST
D431
R498
0 MC2836-X
x a o
y
i
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8
R426 R425 R424 R423
1.5K 820 560 390
C412 4.7/6.3
C411 4.7/6.3 S407 S406 S405 S404
C410 4.7/6.3
C409
0.047
R432 R431 R430 R429
1.5K 820 560 390
C408
470p S414 S413 S412 S411
R447
1K
OSC
R446 1K
R445 8.2k RY/BY
R444
1k ANA
R465 330
A20
A19 Q411
RA405
2SB709A/QR/-X
A18
330
R468
A17
47k
A16
D430
MC2838-X
A15
RA404
A14
330
Q412
A13 2SB709A/QR/-X
R469
A12 47k
C407
470P
A11
RA403
A10
330
A9
A8
R4003
A7
RA402 470k
A6
330 Q413
2SD601A/QR/-X
Q Q A5
3 A4 7 6 3
RESET
R443
47k
L401
47u
R442
68
C405 C406 X401
7P 7P NAX0652-001X
u 1 6 3
.
2-4
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2 4
9 9 8
R422 R421
270 300
KEY0
S403 S402 S401
R428 R427
270 300
KEY1
S410 S409 S408
S415
KEYIN
IC405
GP1UM261XKVF
R4002
470
PS2
1 5 1 5 0 8 9 2 4
m
c o
2
9 9
REM
SBRST
VDD5V
PICTCLK
ANA
PS2
PICTDI
DISPCK
10V
DISPCE
DISPDA
KEYDA
9 8 2 9 9
SHEET 3