Sony RDR-HX680 Service Manual page 35

RDR-HX680/HX780/HX785/HX980/HX1080
Q Q
3 7 6 3 1 5 1 5 0
For Schematic Diagram
• Refer to page 4-55 for printed wiring board.
2 3
1
AV-134 BOARD(3/5)
A VIDEO/AUDIO
-REF.NO.: 10,000 SERIES-
B
IC402
C475
10
BUFFER
50V
R_IN
IC402
C472
BA4558F-E2
10
50V 4.4
L_IN
4.4
4.4
C
R453
C471
8.2k
10
0.5%
50V
R454
C401
10k C452
1
0.5% 100
10V
10V
D
F
Y1_IN
Y1_IN
C1_IN
C1_IN
Y3_IN
Y3_IN
C3_IN
C3_IN
1V_IN
8
1V_IN
3V_IN C414
4.4
T O ( 4 / 5 ) 3V_IN 0.1
L1_RIN 81
L1_RIN C415
4.4
0.1
L1_LIN
82
L1_LIN
R411 R409 R422
0
T E
L3_RIN L 1.5k 1.5k 1 3 9 4 2 2 9 6 5 1 3 10k
L3_RIN 83
C468
4.4
L3_LIN 0.1
E L3_LIN 84
C469
4.4
0.1
R408
85
C411
470 4.4
1
TU_RIN
86
C412 C455
9
4.4
1 4.7 50V
TU_LIN 87
R413
4.4
T O ( 5 / 5 )
470
TU_VIN 88
R414
4.4
470
89
C418
R415 C419
4.4
470 1
1
90
R416 C420
4.4
L2_RIN
470 1
91
R417 C421
4.4
L2_LIN
470 1
92
R418 C422
4.4
470 1
93
R419 C423
4.4
F 470 1
94
C424
1
95
C501 C502
0.1 0.1
96
97
98
R423
R421
75
1M 99
0.5%
1.7
Y1_IN
100
C425
1
10V
B
G
B+
V+9V
5
B+
(V+5VO) V+5VV
T O ( 2 / 5 )
B+
(V+5VI)
V+5VV
H
w w w
I
VIDEO/AUDIO
AV-134 (2/5)
4 5
B+
C464
0.1 C473
25V 100
8.9 F 16V
4.4
4.4
4.4
R460
0
R463
C474
8.2k
10
0.5%
50V
C453 C406
C404
100 0.1
1
C403
10V 16V
10V
0.1 R462
B
10k F
25V
C413
0.5%
0.1
16V
C402
0.1 B
R401
25V
0
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57
A HIFI IN(R)
A HIFI IN(L)
V DVD M C
A L4 IN(R)
A L4 IN(L)
IC401
A TUNER IN(R)
A TUNER IN(L)
VIDEO/AUDIO
VREF(9V/2)
SELECTOR
A L3 IN(R)
IC401
A L3 IN(L)
HA118326APFR-E
A L2 IN(R)
A L2 IN(L)
A L5 IN(R)
A L5 IN(L)
GND
A AV1 R OUT(R)
A AV1 R OUT(L)
RF-C A OUT
A AGC D
VTR VorV&S V3 IN
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
JL402
R425
C426
100k
R420 R412
0.1
1.8M 1.8M
C505
B
0.1
C456
R432
1 C431 C446
1M
50V 0.1 1
C503
C443 R428
0.1
1 0
25V
R430 C432 C444 C428 C445 C496 C434
C457
C427 R426 1
1 0.1 10 0.1 0.1
1M 1
0.01 75 C447 10V
10V 16V 25V 16V
50V
0.5% 0.01
B B B
R424 C504 R445 B F B
0.1
1M 75 R444 R441 R447 R442
C430
2012 75 75 75 75
C429 0.1
0.5% 2012 0.5%
2012
1 16V
10V
R443 R446
75 75
0.5% 0.5%
C448
0.01
x a o
. i
4-19
http://www.xiaoyu163.com
6 7 8
Q410
B+
2SC4081T106R
BUFFER
4.9
2.2
R465
470
1.6
R461
680
R458
470
4.9
2.2
2.2
1.5
R455
1.5
47
Q405
2SC4081T106R
Q403
BUFFER 2SA1576A-T106-QR
R459
470
BUFFER
C407 C409 C410
C408
1 1 1
1
10V 10V 10V
10V
B
B B B
B+
Q402
2SD2114KT146
BUFFER
C454
56 55 54 53 52 51
100
10V
C435
1.7
0.1
SCART B IN
50
C436
2.2
0.1
SCART RorC IN
49
Q Q
C437
1.7
0.1 3 7
SCART G IN
48
C438
4.9
1
VCC
47
10V
F
PY(Y)G OUT
46
Pr(Cr)/RorC OUT
45
Pb(Cb)/B OUT 44
R436
4.4
100 SCL
SCL 43
R437
4.5
100 SDA
SDA 42
C487
0.3
CSYNCIN
470
SYNC 41
6.3V
2.4
PY(Y)OUT 40
C489
2.4
470 6.3V
Pr(Cr)/OUT 39
2.4
Pb(Cb)/OUT 38
C488
GND 37 470
6.3V
2.4
V2 OUT 36
2.7
C439
FBCD 35
0.1
2.4
C2 OUT 34
S1/S2 B OUT 33
2.3
V2 OUT
32
C490
GND
31
470
6.3V
25 26 27 28 29 30
R439
1.8M
L_OUT
B+
B+
C440 C441 C442
C458 R_OUT
0.1 1 0.1
100
16V 25V
10V 10V
B F F
AMUTE1
V+5V
XAMUTE2
u 1 6 3
y
http://www.xiaoyu163.com
2 4
8 9 9
9 10 11
L_OUT
L_OUT
R_OUT
R_OUT
2VIN
2VIN
C2IN
C2IN
Y2IN
Y2IN
L2_RIN
L2_RIN
L2_LIN
L2_LIN
R_IN
R_IN
L_IN
L_IN
C/R_IN
SCL
SCL
SDA
SDA
CSYNCIN
CSYNCIN
AMUTE1
AMUTE1
V+5V B+
V+5V 2
XAMUTE2
XAMUTE2
T O ( 1 / 5 )
TEXTVIN
C_OUT
C_OUT
Y_OUT
Y_OUT SIGNAL PATH
CB_OUT
CB_OUT
Y_IN
VIDEO SIGNAL
CR_OUT
CHROMA
CR_OUT
YP_OUT
YP_OUT
REC
L_OUT
L_OUT
R_OUT
R_OUT
PB
GND
4
C486
R468
R469
470
68 5
6.3V 3.9
JL4418
2012 JL4422
2012
JL4420 JL4419 JL4421
JA401
R470 R471
C476
75 0
0.01
6 3 1 5 1 5 0 8 9
2012
16V 2012
B
D409 D410
UMZ6.8N-T106 UMZ6.8N-T106
D413 D414 D415
UMZ6.8N-T106 UMZ6.8N-T106 UMZ6.8N-T106
R472
R473
JL4407
68 3.9
R477
R476 JL4412
JL4408 JL4411
68 3.9
R474 R475
JL4413
JL4409
68 3.9
9
7
D416
UMZ6.8N-T106
6 L801
0uH
JL4410
R478 R480 JL4414
68 3.9
2012 2012
L802
0uH
8
Q406
2SD2114KT146
SW
JL495
0
R479
R482
C491
470 100
R485 0
47
22k C482
16V
470p
R484
50V
1k
Q407
2SD2114KT146
C484
0
470p
C495 SW
R489
50V
47
22k R486
16V 1k
JL4406
0
R488 R490
JL494
470 100
4.9
D419
0
1SS355TE-17
0
4.9
Q404
UMD2N-TR
4.9
MUTE
C481
C492
0.1
220
D418
25V
10V
m
F 1SS355TE-17
c o
.
4-20
2
8 9 9
12 13
AUDI O
Y Y/CHROMA SIGNAL
S VIDEO
2 4 9 8 2 9 9
LINE 2
OUT
JA402
V
VIDEO
P /C
R R
L
AUDIO L
P /C
B B
R
AUDIO R
COMPONENT
Y
VIDEO OUT