Lcd Initial Data Input (2); Vco Adjustment (Pd-131 Board) - Sony HANDYCAM DCR-TRV130E Service Manual

2. LCD Initial Data Input (2)

Mode VTR stop
Signal No signal
Adjustment Page D
Adjustment Address A0 to B1
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, and input the data in the following table.
Note: To write in the non-volatile memory (EEPROM), 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
A0 78 Fixed data
A1 A4 Fixed data
A2 80 VCO adj.
A3 70 Fixed data
A4 80 V-COM adj.
A5 20 RGB AMP adj.
A6 00 Fixed data
A7 80 COM AMP adj.
A8 80 White balance adj.
A9 80 White balance adj.
AA 30 Contrast adj.
AB 00 Fixed data
AC 0A Fixed data
AD 0E Fixed data
AE 9F Fixed data
AF 1F Fixed data
B0 FC Fixed data
B1 FF Fixed data
Table 5-1-10.
Remark
5-26

3. VCO Adjustment (PD-131 board)

Set the VCO free-run frequency. If deviated, the LCD screen will
be blurred.
Mode VTR stop
Signal No signal
Measurement Point Pin 8 of CN5502 (XHD OUT)
Measuring Instrument Frequency counter
Adjustment Page D
Adjustment Address A2, A3
Specified Value f = 15734 ± 30Hz (NTSC)
f = 15625 ± 30Hz (PAL)
Adjusting method:
Order Page Address Data
1 0 01 01
2 D A2
3 D A2
4 D A2
5
6
7
8 D A3 D
A3
9 0 01 00
Note: Refer to "Table 5-4-1. Hexadecimal-decimal Conversion Table".
Procedure
Set the data.
Change the data and set the VCO
frequency (f) to the specified value.
Press PAUSE button.
Read the data, and this data is
named D .
A2
Convert D to decimal notation,
A2
and obtain D '. (Note)
A2
Calculate D ' using following
A3
equations (Decimal calculation)
NTSC model
When D ' 232
A2
D '=D '+23
A3 A2
When D '>232
A2
D '=255
A3
PAL model
When D ' 20
A2
D '= D '–20
A3 A2
When D '< 20
A2
D '= 0
A3
Convert D ' to a hexadecimal
A3
number, and obtain D . (Note)
A3
Set the data, and press PAUSE
button.
Set the data.