Sony DCR-TRV820 Service Manual page 118

Digital video cassette recorder digital 8
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LB-62 (BACK LIGHT) SCHEMATIC DIAGRAM • See page 4-106 for waveform.
2
1
LB-62 BOARD
A
BACK LIGHT(EVF)
-REF.NO.:20,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
IC4601
B
BUFFER
CN4601
6P
CF-72 BOARD
EVF_BL_GND
1
CN006
(THROUGH THE
EVF_BL_4.75V
2
FP-151 FLEXIBLE)
(SEE PAGE 4-80)
XTALLY_LED
3
C
DET
4
VF-141 BOARD
CN4501
LED_K
5
(THROUGH THE
FP-151 FLEXIBLE)
PWM
6
(SEE PAGE 4-85)
05
D
3
4
5
R4603
D4602
XX
XX
L4601
IC4601
47uH
TC7SET08FU(TE85R)
Q4601
4.7
FX216-TL1
VCC
R4604
SWITCHING
4.7
470k
1
0.2
0.3
0.3
6
4.7
2
5
3
C4604
0.1u
4
1
C4601
33u
10V
R4602
D4601
XX
XX
4-89
6
7
T4601
1
10
L4602
10uH
2
3
4
ND4601
5
6
C4603
2200p
BACK
LIGHT
C4602
4.7u
R4601
82
LND601
A
LND602
A
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
DCR-TRV820/TRV820E/TRV820P
8
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une piéce portant le numéro spécifié.
4-90
BACK LIGHT
LB-62

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