Sony DCR-TRV120 Service Manual page 90
Digital8 digital video cassette recorder
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Also See for DCR-TRV120:
- Operating instructions manual (132 pages) ,
- Service manual (118 pages) ,
- Limited warranty (1 page)
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VF-129 (B/W EVF) SCHEMATIC DIAGRAM • See page 4-90 for waveforms.
2
3
1
VF-129 BOARD
B/W EVF
A
-REF.NO.:20,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
B
CF-69 BOARD
CN007
:NTSC MODEL
CN901
4P
(THROUGH THE
FFC-289 FLEXIBLE)
EVF_4.75V
1
(SEE PAGE 4-64)
EVF_GND
2
C
CF-71 BOARD
BW_EVF_Y
3
CN005
:PAL MODEL
(THROUGH THE
XTALLY_LED
4
FFC-289 FLEXIBLE)
D901
(SEE PAGE 4-66)
PR1102W-TR
(TALLY)
D
E
F
G
H
05
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
4
5
NTSC MODEL:DCR-TRV120/TRV120P
PAL MODEL:DCR-TRV120E/TRV125E/TR8000E/TR8100E
R901
470
R902
470
R903
1.8k
C901
68u
6.3V
C902
TA
0.1u
C
F
R905
1200
C903
C905
0.47u
2SD1819A-QRS-TX
33u
25V
C904
6.3V
4.9V DETECTOR
TA
1500p
TA
A
B
B
R911
27
R910
5
15k
R909
4
10k
C913
C906
0.47u
1u
R907
25V
F
100k
TA
A
R908
390k
R912
6
1.8
1M
16
15
14
13
12
11
10
9
V OUT
V OSC
1
2
3
4
5
6
7
8
2.1
4.6
2.0
R929
1k
1
C907
0.1u
R917
R916
2
68k
:NTSC MODEL
R914
27k
XX
82k
:PAL MODEL
± 0.5%
± 0.5%
PAL MODEL
R913
XX
R930
R931
TH901
3.3
1
XX
RV903
470
R932
V SIZE
4700
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une piéce portant le numéro spécifié.
4-73
6
7
8
Q904
2SD1819A-QRS-TX
VIDEO DRIVE
4.6
-13.9
L902
R918
33uH
4700
± 5%
-13.4
C908
27p
Q903
R919
CH
68k
2SA1163G-TE85L
2.3
VIDEO AMP
1.8
R920
R927
22k
1k
R928
3300
-13.4
L901
Q902
47uH
R904
2SD1615-T1GLGK
10k
H OUT
4.4
0.4
C909
0.4
0.001u
C910
C911
C912
6800p
68u
B
4700p
SL
SL
6.3V
R906
TA
C
1500
SOL901
Q901
L903
IC901
VIDEO AMP,
CRT DRIVE
3
DCR-TRV120/TRV120E/TRV120P/TRV125E/
9
10
11
T902
XX
2
1
3
4
7
fl
¿„
5
6
8
W901 5P
F.B.T
T901
R921
1
G1
6.8
3
2
H
3
H
2
HV
4
N.C.
4
5
G2
5
250V
7
2200V
6
1
8
C916
0.001u
500V
R923
RV904
R924
R925
1M
470k
2.7M
2.7M
C914
BRIGHT
R922
1.5u
270k
R926
35V
1k
TA
A
C915
0.022u
B
V901
DEFLECTION YOKE
CN902
4P
1
DV1
H
2
DV2
H
3
DH1
4
DH2
SIGNAL PATH
CHROMA
REC
PB
4-74
TR8000E/TR8100E
12
PICTURE TUBE
(MOIKXX90WB)
HV
VIDEO SIGNAL
Y
Y/CHROMA
B/W EVF
VF-129
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