Sony MVC-FD71 Service Manual page 58

1. Power supply voltage check (FC-66 board)
Mode Camera record
Subject Any subject
Measuring Equipment Digital voltmeter
PANEL 4.9 V check
CN602 pin 5
Measuring Point
Specification Value 4.9 ± 0.1 Vdc
PANEL 3.2 V check
CN602 pin 7
Measuring Point
Specification Value 3.20 ± 0.1 Vdc
PANEL 6.5 V check
CN602 pin 9
Measuring Point
Specification Value 6.5 ± 0.4 Vdc
PANEL 13.2 V check
CN602 pin 6
Measuring Point
Specification Value 13.2 ± 0.4 Vdc
PANEL –15.3 V check
CN602 pin 8
Measuring Point
Specification Value –15.3 ± 0.4 Vdc
2. EVR initial data input
Mode Playback
Signal Any
Adjustment page F
Adjustment address 30, 33 to 39, 3B
Adjustment procedure:
1) Set data: 01 to page: 0, address: 01.
2) Select page: F, and enter the data given in the following table.
Note: Press the PAUSE button on the adjustment remote
commander each time the data are set, as the data are written
to nonvolatile memory (EEPROM).
Address Data
SHARP CASIO
30 BC BB
33 B9 77
34 B7 7A
35 BE DB
36 61 73
37 74 97
38 C8 78
39 7C 36
3B 72 5E
Processing after adjustment finished:
1) Set data: 00 to page: 0, address: 01.
Remarks
BRIGHT adjustment
White balance adjustment
White balance adjustment
CONTRAST adjustment
VCO adjustment
V-COM adjustment
D RANGE adjustment
V-COM level adjustment
Fixed value
3. VCO adjustment (PK-43 board)
Set the VCO free run frequency.
If disordered, LCD screen will be faulty.
Mode
Signal
Measurement point
Measuring equipment
Adjustment page
Adjustment address
Specification value
Adjustment procedure:
1) Set data: 01 to page: 0, address: 01.
2) Set data: 20 to page: 3, address: 18, and press the PAUSE button
on the adjustment remote commander.
3) Change the data on page: F, address: 36 so that the HSY signal
frequency satisfies the specification value.
4) Press the PAUSE button on the adjustment remote commander.
Processing after adjustment finished:
1) Set data: 00 to page: 3, address: 18, and press the PAUSE button
on the adjustment remote commander.
2) Set data: 00 to page: 0, address: 01.
5-19
Stop
None
PK-43 board CN802 7 pin (HSY)
Frequency counter
F
36
15734 ± 30 Hz