Sony DSR-250 Service Manual page 107

For Schematic Diagram
• Refer to page 4-63 for printed wiring board.
2 3
1
VI-156 BOARD(15/25)
NO MARK:REC/PB MODE
A
R :REC MODE
LENS DRIVE(LD BLOCK)
P :PB MODE
-REF.NO.:10000 SERIES-
XX MARK:NO MOUNT
VP_LOCK-
C2770
0.1u
B
B
VP_LOCK+
LOCK_SENS_OUT
PD_OUT
C
YD_OUT
D
IC2771
ACTIVE PRISM
ACTUATOR DRIVE
E
130
TO(23/25)
P_DRIV_A
P_DRIV_B
P_DUMP_A
P_DUMP_B
F
Y_DUMP_A
Y_DUMP_B
Y_DRIV_A
Y_DRIV_B
C2798 C2799
R2770
2.2u 2.2u
820
B B ± 0.5%
G
D2770
01BZA8.2(TE85L)
R2771
6800
± 0.5%
C2771
H
0.1u
B
VAP_VCC
MZ_VCC
I
MF_VCC
16
4 5 6 7
IC2772
Q2771
Q2770
2SB1462J-QR(K8).SO
2SB1462J-QR(K8).SO VAP LOCK DRIVE
SWITCH SWITCH
R5.2/P0
R2785
R5.2/
2.2
IC2772
P0
R5.2/P0 1/8W
LB1830M-TLM
C2776
1u
R5.2/P0
B
VCC
R4.5/P0 0
OUT2
GND
R5.2/P0
R5.2/P0
OUT1 VREF
R5.2/P0
VS VCONT
R2784
4700
R2772 R2782
820
10k
± 0.5%
± 0.5%
R2780
100k
± 0.5%
R2783
C2777
15k 0.47u
C2774
± 0.5%
6800p B
B
R2773
6800
± 0.5%
8 7 6 5
C2772
0.1u
B
1 2 3 4 7 6 5
IC2773
R2779
R2776
ACTIVE PRISM
10k 10k
± 0.5% ± 0.5% ACTUATOR DRIVE
8 9 10
R2.4/P0
R2777
R2781 C2775
100k 15k 0.47u
± 0.5%
± 0.5%
B
C2800
4.7u
B
C2773
6800p
R2778
B
10k
± 0.5%
8 7 6 5
1 2 3 4
R2774 R2775
10k 10k
± 0.5% ± 0.5%
IC2770
ACTIVE PRISM
ACTUATOR DRIVE
4-41
8 9 10
R0/P3.0
IN2
R5.1/P0
IN1
L2770
VM
10uH
R2786
C2778
47k
0.1u C2779
0
B 4.7u
10V
R2787 TA
47k
R2792
IC2775
100k
± 0.5%
ACTIVE PRISM
C2782 ACTUATOR DRIVE
R2790
XX XX
C2791
R2800
0.022u
22k
B
R2801
C2788
22k
0.047u
B
C2792
R2802
3300p
22k
R2798 B
100k
R2795
0.5%
220k ±
± 0.5%
R2796
C2785
10k
± 0.5% 0.22u
C2784
XX
R2.5/P0
R2788
4 3 2 1
47k
7 6 5 4 3 2 1
± 0.5%
IC2774
ACTIVE PRISM
ACTUATOR DRIVE
11 12 13 14
8 9 10 11 12 13 14
C2780
0 10u
R2789
6.3V
47k
± 0.5% R2.5/P0
R2797
C2783
10k ± 0.5%
XX
R2793
220k C2786
± 0.5%
0.22u
B
C2789
3300p
C2781 R2794 R2799
B
XX 100k
XX
± 0.5%
R2803
22k
R2791
100k C2787
R2804
± 0.5%
0.047u
22k
B
R2805 C2790
0.022u
22k
B
11 12 13
Q2776
2SA1588-OY-TE85L
B+ SWITCH
5.2
R2819
R5.2/P0
47k
R4.5/P5.2
R2817
R2813
1k
100k Q2778
R0.1/P5.2
UN9213J-(K8).SO
SWITCH
R3.0/P0
R2816
R2815
10k 1k
IC2775
TC7SET04FU(TE85R)
R2.3/P0
R0.8/P0
R4.8/P0
IC2776
TC7SET04FU(TE85R) IC2776
R2.3/
P0
ACTIVE PRISM
ACTUATOR DRIVE
R4.8/
P0 R0.8/P0
C2793
Q2773
L2771
10u
2SB1462J-QR(K8).SO
100uH 10V
B+ SWITCH
TA R4.8/P5.0
R2811
47k
R2810
R0.1/P5.0
1k
R3.0/P0
C2794
10u
10V Q2774
TA UN9213J-(K8).SO
POWER ON/OFF SW
R2814
R3.0/P0 47k
R2812 L2774
1k R2.4/ 3.1 10uH
P3.2
R0.1/P3.2
Q2772 R3.1/
Q2775 C2821
P0
UN9213J-(K8).SO
22u
2SB1462J-QR(K8).SO
POWER ON/OFF SW
4V
B+ SWITCH
L2773
10uH
R2818 R2820
1k 47k
C2797
C2796
R2.4/
10u
0.1u
P3.2
B 10V
TA 3.1
Q2777
2SB1462J-QR(K8).SO
R2807 R2809
B+ SWITCH
100k
100k
R2808
R3.1/P0
68k
R2806
68k
4-42
DSR-250/250P
14 15
101
MT_5.2V TO(25/25)
TO(14/25,22/25,
MT_GND 129
23/25)
D_2.8V 16
TO(25/25)
P_PWM
VP_LOCK_DR
VP_LOCK_SENS
115
TO(13/25)
Y_PWM
VAP_DD_ON
P_OUT
Y_OUT
A_4.6V 10
TO(25/25)
REG_GND 6
TO(25/25)
ND_MZ_LED 111
TO(13/25)
D_3.1V 7
TO(25/25)
131
ND_SENS_VCC TO(23/25)
MF_LED 120
TO(13/25)
LENS DRIVE
VI-156 (15/25)