Hitachi VK-S274R Service Manual page 52

1 2
2-5 CSR Schematic Diagram
G
5.0
0
0
VCO/PHASE COMPA.
0 5.0
5.0
5.0 0
0
0 5.0 5.0
0
0
4.2
4.2
0
F
2.6
0
3.2
0 0 5.0
3.2
3.2
0
3.3
3.3
0
E
NOTE: VOLTAGES ARE MEASURED WHEN CAMERA IS
CODE PART NAME
POINTED AT THE COLOR BAR CHART.
AE 2SB1424
AR 2SB1462
BR 2SC4081
D
BR 2SC4617
QC 2SC2620-QC
13 DTA143EE
26 DTC144EE
64 DTC114YE
5K XP4401
C 1SS353
J SB07-03C
MO MA132WA
MP MA133
C
S4 D1FS4
8.0
7.5
7.0
B
A
1 2
3
3.0
LEVEL SHIFT 2.0
5.0 5.0
0
0
3.3
0
0.2 5.0
5.0
3.2
0 0
0 2.0
0
0 5.0
2.9
2.2
0
[S274R/S274ER] [K274R/K274ER]
8.3
7.8
7.3
7.9
6.9
7.8
5.9
6.8
5.8
8.7
8.1
9.0
7.1
8.0
7.0
7.5
7.4 8.0
7.3
7.5
7.2
8.2
0 6.3 8.1 8.1 0
7.9
7.4
8.1
8.1
7.7
8.3
7.3 8.0
6.5
5.0
5.0
0
1.5 1.5
7.3 PWM 8.9
1.5 1.8
7.9
6.5
0.9 1.5
6.0
1.5
1.5
1.5
1.2
1.6
1.3 1.3
0
1.0
8.1
1.8
0.8 0 1.5 0 8.1 3.3 8.1 8.1 1.0 1.5 1.5
3
4 5
LEVEL SHIFT
0 5.0
3.0
1.0 5.0
0 2.1
0 3.0
5.0
1.0
2.0
0
0
2.1
0
3.0
0
0
0
2.5
2.0
[S274R/S274ER]
7.9
(AE)
0
7.9
8.0
7.5
(J)
(AE)
7.9
7.9 0
8.0
7.5
(J)
(AE) 7.9
7.9 0
8.0
(J)
7.5
8.0
0
-10
(AE)
7.9
15.1
-7.1
-7.1
8.2
7.7
7.3
4 5
- 6 -
6 7
5.0
2.2
FLC800Z16SMMZ
1.6
1.6
2.1
1.9
2.0
0
To
SP
PG1002
6 7
8
G
BLM21A121SPT
F
OUTPUT
E
D
8.2 8.2
0
2.7 7.3
C
B
CSR
A
8