Pc Schematic Diagram - Hitachi VK-U174 Service Manual

1 2
2-2 PC Schematic Diagram (For Display)
(For Display)
G
A-a A-b
3.0
0
3.2
+
2.0
1.9
2.0
1.2
3.2
(For Printing)
0
F
0
E
To
SP
PG1001
D
C
To CSR PG3001
B
5.0
5.0
0
PHASE COMPA
0 5.0
5.0 5.0
0 0
5.0 5.0
4.8 0 0
0
5.0
0 0 4.3 5.0
0
0 4.3 0
0 2.6 0
0
A 3.1
0 4.9 0
0
1 2
3
0
3.2
NC
VCC
CLOCK GEN.
0
2.4
GND
0.5
3.1
-0.1
U174:28.63MHz
U174E:28.5MHz
3.1 3.1
0 -0.1
3.0
2.2
0
1.8
CDS/AGC &
A/D CONV 3.0
0
3.0
0
3.0
0
BLM11B750SPT
BLM11B750SPT
FV DET
3.2 VCC 3.2
3.0 3.0
(64)
0 3.2
0
GND
0
LEVEL SHIFT
5.0
0
3.1
5.0
0
5.0
5.0
3
4 5
CAMERA DSP
3.1
0
3.1
0 0 3.1
3.1 3.1
3.1
0
0
3.1
0 0
0 3.1
3.1
0 3.1
0
0
0
0 0
0
0
0 IC2507
3.2
0 0
3.1 HD64F2238RTF73
0 0
CAMERA µP
0 0
0 0
0
3.1
0
0
0.6
1.6
0
1.8 0
3.1 3.1
0
3.1
3.1 0 0
0.2
1.8 3.1 3.1
2.9
1.2 0 0
3.1 3.1
3.1
0
4 5
- 3 -
6 7
SDRAM
3.1 0
3.1
0
3.1
3.1 0
0
3.1 3.1
0 0
0 3.1
3.1
3.1
0 0
3.1 0
3.1 3.1
0 0
0 3.1
3.1
0
3.1
0
0
0
3.1 0
0 0
0
3.1
0
3.1
0
0.2
3.1
0
0 0
3.1
0
0
3.1
0
3.1
0
0 0
3.1 0
0
0
3.1 3.1
0 0
0
3.1
3.1 3.1
0 0
3.1 0
3.1 3.1
0 0
0
3.1
3.1 3.1
0 0
3.1 0
3.1 3.1
0 0
3.1 0
3.8
3.1 5.0
1.7 1.6
1.0 0.9
0
0
4fsc GEN
0 3.2
2.4
NC VCC
2.8
0.5
0.2
0
GND
6.9UH
NOTE:VOLTAGES ARE MEASURED WHEN CAMERA IS
POINTED AT THE COLOR BAR CHART.
(3.0L)
EEPROM1 EEPROM2
3.1 3.1 3.1 3.1
3.1 3.1
0 3.1 0
0.1
0 0
3.1
0.1
RESET
PULSE GEN.
3.1 3.1
0
0
1.6
6 7
8
G
F
E
U174 U174E
28.63 28.5
X2302
MHz MHz
D
CODE PART NAME
AR 2SB1462
BR 2SC4081
13 DTA143EE
26 DTC144EE
64 DTC114YE
F7 KV1470
K DA221
MO MA132WA
3.0L MA3030L
C
B
470
470
A
PC
8