Lcd Initial Data Input (2); Vco Adjustment (Pk-58 Board) - Sony MVC-CD200 Service Manual

2. LCD Initial Data Input (2)

Mode Still (Auto (
Subject Arbitrary
Adjustment Page B
Adjustment Address 3A to 3F
Note: Refer to "1. LCD type check" for the discrimination of the LCD
type.
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: B, and input the data in the following table.
Note: Press the PAUSE button of the adjustment remote commander
each time to set the data.
3) Select page: 0, address: 01, and set data: 00.
Address Data
3A 59
3B FF
3C 04
3D 5B
3E FF
3F 02
))
Remark
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data

3. VCO Adjustment (PK-58 board)

Set the VCO free-run frequency. If deviated, the LCD screen will
be blurred.
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value 1
Specified Value 2
Setup setting:
VIDEO OUT ................................................................. NTSC
(This adjustment must be performed in NTSC mode, so don't
set the setup setting to "PAL".)
Adjusting method:
Order Page Address Data
1 0 01
2 5 F0
3 D D7
4 D D7
5 D DD
6 D DD
7 5 F0
8 0 01
5-26
Still (Auto ( ))
Arbitrary
Pin 7 of CN302 (HSY)
Frequency counter
D
D7 (NTSC)
DD (PAL)
f = 15734 ± 30Hz
f = 15745 ± 30Hz
Procedure
01 Set the data.
01 Set the data, and press PAUSE
button.
Change the data and set the VCO
frequency (f) to the specified value 1.
Press PAUSE button.
Change the data and set the VCO
frequency (f) to the specified value 2.
Press PAUSE button.
00 Set the data, and press PAUSE
button.
00 Set the data.