Hitachi VK-U174, Руководство по обслуживанию

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4 3 2 1
A
B
C
D
E
F
G
A
B
C
D
E
F
G
8 7 6 5
4 3 2 1 8 7 6 5
- 3 -
To
SP
PG1001
To CSR PG3001
PC
U174:28.63MHz
U174E:28.5MHz
BLM11B750SPT
BLM11B750SPT
6.9UH
(3.0L)
(64)
CODE PART NAME
AR 2SB1462
BR 2SC4081
13 DTA143EE
26 DTC144EE
64 DTC114YE
F7 KV1470
K DA221
MO MA132WA
3.0L MA3030L
X2302
28.63
MHz
28.5
MHz
U174 U174E
CDS/AGC &
A/D CONV
CLOCK GEN.
CAMERA DSP
SDRAM
CAMERA
µ
P
NC
GND
VCC
NC
GND
VCC
EEPROM1 EEPROM2
470
470
4fsc GEN
RESET
PULSE GEN.
IC2507
HD64F2238RTF73
FV DET
GND
VCC
LEVEL SHIFT
PHASE COMPA
3.0
3.2
3.2
1.4 2.0 0.9 3.0
0
0 0 0
0
3.2
3.2
3.2
0
0
0
0
2.0
2.0
1.2
1.9
3.0
0
3.0
0
3.0
0
3.1
-0.1
3.1
-0.1
2.4
0.5
3.1
0
2.2
1.8
3.0
0
3.1 3.1
1.6
0
0
3.1
3.1
3.1
3.1
3.1
3.1
3.1
3.1
0
0
0
0
0
0
0
0
0
0
0
1.7
1.6
3.1 5.0
3.8
0.9
1.0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.1
3.1
3.1
3.1
0
0
3.1
0
3.1
0
3.1
0.2
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0 3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
3.1
0
NOTE:VOLTAGES ARE MEASURED WHEN CAMERA IS
POINTED AT THE COLOR BAR CHART.
3.1
0.1
3.1 3.1 3.1 3.1
3.1
0
0
3.1
0
0
3.1
0.1
2.8
3.2 0
0
0.2
2.4
0.5
3.1
3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.1 3.2 0 0 0 0 0 0 0 0 0 0 0 0
0
3.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.6
1.8
1.8
1.2
3.1
3.1
3.1 2.3 3.1 3.1 3.1 3.1
0 0 0 0 0 0 0 0 0
3.1 3.1 3.1 3.1 3.1
3.1
3.1
3.1
0
3.1
0
3.1
0
0.2
3.1
3.1
0 3.1
3.1
3.1
3.1
3.2
3.2
3.2
3.0 3.0
0
0
0
3.1
3.1
2.9 0
3.1
0
0
0
0
0
0
0
0
0
0
0
0
3.2
3.1
0
3.1
0
3.1
0
5.0
5.0
5.0 4.9
5.0
5.0
5.0
5.0
5.0
2.6
4.3
4.3
5.0
5.0
5.0
3.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4.8
0
5.0
0
5.0
0
3.1
0
2-2 PC Schematic Diagram (For Display)
(For Display)
A-a A-b
A-a
+
(For Printing)
A-b