Sony DCR-TRV940 Service Manual page 23

DCR-TRV940/TRV940E/TRV950/TRV950E
COVER
COVER
For Schematic Diagram
• Refer to page 4-97 for printed wiring board.
1 2 3
DB-014 BOARD (2/9)
A
VAP DRIVER(SHIFT SERVO BLOCK)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
B
C
D
E
F
G
CN1501 10P
NC
10
P_DRIV_B
9
P_DRIV_A 8
A_4.6V 7
LENS BLOCK
P_OUT
6
(ACTIVE LENS
GND
ACTUATOR) 5
Y_DRIV_A
H 4
Y_DRIV_B 3
GND 2
Y_OUT 1
I
05
DB-014 (2/9)
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
4 5 6
R1506 R1512
C1503 C1506
22k 1k
0.33u 0.1u
0.5% 0.5%
R1507
470k 0.5%
R1511
C1505
47k
XX
0.5%
R4.9/
P0
8 7 6 5
IC1502
VAP PITCH DRIVER
IC1502
NJM3414AV(TE2)
1 2 3 4
IC1503
R1.9/
P0
YAW/PITCH/REF.
IC1503
NJM3403AV(TE2)
R1505 R1508
33k 33k
0.5% 0.5%
C1501 R1502 C1504 R1510
0.33u 22k 0.1u 1k
0.5% 0.5%
R1503
470k R1509
0.5% 47k
0.5%
C1502
XX
R2/ R2/ R2.2/
R4.9/ P0 P0
P0
P0
8 7 6 5
1 2 3 4
R2.4/
L1501
P0 10uH
R1504
R1501
C1507
33k 33k
IC1501
0.5% 10u
0.5%
10V
VAP YAW DRIVER
4-49
DB-014 BOARD SIDE A DB-014 BOARD SIDE A
7 8 9
R1519
47k
0.5%
R1517
100k
R1515
R1513 C1511
150k
100k
4700p
C1512
4.7u
C1508
6.3V
680p
R2.2/
R2.2/ * P0
P0
7 6 5 4 3 2 1
IC1504
LPF
AMP
IC1504
NJM3403AV(TE2)
8 9 10 11 12 13 14
R2.2/ R1520
P0 47k
R0/P0
0.5%
C1509
680p
C1513
XX
R1516
R1514
150k
100k
R1518
100k
C1510
4700p
DB-014 BOARD SIDE B DB-014 BOARD SIDE B
10 11 12
IC1505
INVERTER
IC1506
IC1505
TC7SET04FU(TE85R)
INVERTER
R2.2/
P0
R4.4/
IC1506
P0
R1.4/
TC7SET04FU(TE85R)
P1.4
R2.2/
P0
C1522
0.1u
1.4
R4.4/
P0
C1523
0.1u
Q1501
C1520
2SB1462J-QR(K8).SO
10u
6.3V
R1540
47k
Note:The voltage and waveform of Q1501 and Q1502
R1539
R1529 cannot be measured.because it is mounted
1k
C1524 under the FP-499 flexible board.
47k
0.022u
R1530
47k
R1521 XX R1525
C1519
22k
0.047u Q1502
C1515 0.5%
C1521 UN9213J-(K8).SO
XX
3300p
R1528
R1523
22k
150k
0.5% 0.5%
R2.2/
P0
7 6 5 4 3 2 1
8 9 10 11 12 13 14
R2.2/
P0
R1524
R1536 R1538
150k
100k 100k
0.5%
0.5% 0.5%
R1527 C1516
22k 3300p
0.5%
R1532 R2.8/
P0
C1514 47k
XX
R1526 C1517 R0/
22k P4.9
0.047u
0.5% R1533
R1522 47k R1541
XX
C1518
Q1503
R1534
0.022u
UN9215J-(K8).SO
47k
VAP B+ SWITCH
R1535 68k 0.5%
R1537
68k
0.5%
4-50
13 14 15
61
A_4.6V
(9/9)
PITCH_PWM
YAW_PWM
10
Q1501,1502 (8/9)
YAW/PITCH
B+ SWITCH
VAP_DD_ON
PITCH_POS_AD
YAW_POS_AD
65
REG_GND
(9/9)
Q1504
2SA1588-OY-TE85L
VAP B+ SWITCH
R1542
10k 46
MT_4.9V
4.9
(9/9)
R4.2/
1k
P4.9
R4.9/
P0
R1543
0
43
MT_GND
(9/9)