Sony RDR-HX900 Service Manual page 61

Q Q
3 7 6 3 1 5 1 5 0
For Schematic Diagram
• Refer to page 4-4 for waveforms.
2 3
1
AV-92 BOARD(4/8)
NO MARK:REC/PB MODE
A
TUNER R :REC MODE
P :PB MODE
-REF.NO.:10000 SERIES-
AGC
B
Q402
MSD601-RT1
R405
JL405 100
TU_G_MAX
C
TU_AUTOP
D
TU_R
9
TO(2/8)
TU_L
15 TO(6/8) TU_VIDEO
Q414,415
POWER CONTROL
T E
L 1 3 9 4 2 2 9 6 5 1 3
E
JL415
TU_PCONT
F IC401
TU 5V REG
B+
UNSW6V
R414
0
4
TO(1/8)
G
R407
1k
C403
C405
0.1u
0.1u
B
B
16V
16V
16
TU_GND
w w w
.
4 5 6
R5.2
P0
R4.1
P0
R418
1500
Q402,403
R3.6 AGC CONT
P0
Q406
MSD601-RT1
R410
27k
R0.2
P0
R3.7
Q403
P0
MUN2213T1 R0.6
P0
0
C413 C414
R409
47u 0.1u
100k
16V B
16V
C415
JL408
2.2u
B
6.3V
B+
Q415
2SB1561T100Q
5.2
0.1 4.5
Q414
MUN2211T1
R440
4.7 1k R436 R5.2
5.2
P0
10k
Q407
MSD601-RT1
JL414
C424
R2.8
0.1u P0
R420
B
1k
16V
JL407
B+
SIGNAL PATH
4 5
VIDEO SIGNAL
CHROMA
3 2 1
REC
R413
R412
100k
220k
± 0.5%
± 0.5% PB
C408
R411 C404
100k 1u 47u
± 0.5% B 16V
x a o
y
i
4-13
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8
7 8 9
IC404
TK11819MTL
L402
L406 IC404
47uH R5.2
B+ 1mH
P0
T1
V-IN
30V REG
R4.7
P0
GND
OSC
R33.7 R32.0
P0 P0
V-OUT
DK
C429
C428
0.1u R441
C437
47u 1k
B
10u
16V
50V
50V
L408
B+
47uH
R5.2
L403
P0
R427
10uH
R4.7
1500
P0
Q408
R5.2
MSB709-RT1
C419 P0
R434
2200p
R1.6 R423 R2.8
100
B
P0 P0
1M
50V
C418 Q413
4700p
R2.2 MSD601-RT1
B P0
D405
50V
MMDL914T1
R419
R421
R433
3900 R424
2700
4700 1k
C416 C417
0.022u 0.001u
B
B
Q406,408,413
25V 50V
VIDEO DET
B+
L405
Q407,412
R428
10uH
VIDEO BUFFER
1k
Q Q
3 7 6 3
R3.4
P0
R491
R2.8
R426 1k
P0
R3.4
100
P0
Q412
R3.4 MSB709-RT1
P0
C426
C427
R0.2
0.1u
P0 47u
B
16V
16V
Q410
MUN2211T1
CLAMP
AUDIO
Y Y/CHROMA SIGNAL
u 1 6 3
.
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2 4
9 9 8
10 11 12
VHF/UHF
IN/OUT
B+
L411
R457
47uH
100
C439 1 2 3 4 5 6 7 8 9 10
0.1u
R453
B
100k
50V
C443
10u
50V
C430
0.1u
B
C432
100u
6.3V
R469
R468
1500 470
L409
47uH
TU_PCONT
TU_G_MAX
TU_AUTOP
1 5 1 5 0 8 9 2 4
TU_M/SAP
TU_AFT
TU_AMUTE
TU_FMONO
TU_SAP_D
TU_S/B_D
TU_SDA
TU_SCL
m
c o
4-14
RDR-HX900
2
9 9
13 14
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
B+
R489
4700
B+
C434
C435
0.1u
47u
B
16V
16V
TU_VDET
TU_PCONT
TU_G_MAX
TU_AUTOP
9 8 2 9 9
TU_M/SAP
TU_AFT
16
TO(5/8)
TU_AMUTE
TU_FMONO
TU_SAP_D
TU_S/B_D
TU_SDA
TU_SCL
TUNER
AV-92 (4/8)