Display, Volume And Multi Jog Assys - Pioneer VSX-LX50 Service Manual

1

10.13 DISPLAY, VOLUME and MULTI JOG ASSYS

DISPLAY ASSY
L
(VSX-LX50 : AWX8874)
A
(VSX-91TXH, VSX-9120TXH : AWX8873)
62 61 58 57 56 55 54 53
FL
B
CN2301
CKS3394
C
1
-VF
2
FL AC2
3
FL AC1
SROUT 4
RMC
5
SRIN 6
MICDET
7
8
GNDU
9
GNDU
V+5.6U 10
V+5.6ST
11
12
EXQS
13
EXDAT
14
EXOE
15
EXSTB
16
EXCK
17
1W WP
18
MR IN
19
Xi-pod
D HPDET 20
R2401
21
DISP EN
R2402
22
DISP RDY
R2403
23
DISP DO
R2404
24
DISP DI
R2405
25
DISP CLK
26
DISP RST
27
TEMP2
28
232C DET
29
12V DET
E *S2451~S2453:
S2451
VSG1024-
SIGNAL
SELECT
S2452
SB ch
PROCESSING
S2453
*
C2452
0.01
C2453
0.01
GNDU
F
*S2453
91TXH,LX50,90TXV Multi ch IN
L M
126
1
2
( 2301 FL HOLDER VNF1096-)
52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36
DRST R2406
Q2402
47k
SROUT
R2407
RMC
22k
SRIN
MICDET
DISPRST
EXQS
EXDAT
EXOE
EXSTB
EXCK
WP
XIPOD
HPDET
220
DISPEN GNDU
0 DRDY
SROUT
0 DDO
0 DDI
0 DCLK
DISPRST
TEMP2
23DET
12VDET
SRIN
RMC
V+5UH
2451 2303
51063-0405 51063-0405
GNDU
1 1
KEY4
2 KEY 4 2
VENCB
3 VENC B 3
VENCA
4 VENC A 4
LED12
J2451
LED13
GNDU
LED14
D15A04-
LED15
100-2651
S2454
ASX7048
2
3
V2301 AAV7113-
35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18
AWX8873 ONLY
V+5UH
C2412
IR SW
C2402 stby
(1/2) 0.015 R2426
UMB1N E
B
C
E2
B2
C2
* D2415 R2414
AWX8873 DAN202U STBY
OTHER STBY 0Ω
R2413 D2404
R2411
4.7k 1SS355
0
Q2404
2SA1576A D2415
DAN202U
(QR)
R2417
D2405
1k
R2414
Q2405
1SS355
*
RT1N241M
V+5UH
D2406
DAN202U
L2401
R2419
1
Vout LFCA2R2J
2
100
Vcc 2.2u
3
GND
IC2402
RPM7540-H9
C C
B B B
E E
Q2406 Q2407 Q2408
RT1N431M RT1N431M
RT1N431M
VSX-LX50
3
4
17 16 15 14 13 12 11 10 9 8 7 6 5 2 1
C2414
STBY
GNDU
0
WP
LED16
MJOGA
MJOGB
VENCB
VENCA
DRST
VSS1142
5MHz
X2301
LED9
LED10
LED11
LED12
DRDY
R2361
DCLK R2362
DDO
R2363
DDI R2364
C2355
LED13
LED14
V+5UH
LED15
KEY4
V+5U
D2416
1SS355
AWX8874
ONLY
C C
B
E E
Q2409
RT1N431M
4
C2351
0.01
C2354
0.1
220
220
220
220
STBY