Lcd System Adjustment; Lcd Automatic Adjustment (Pd-222 Board) - Sony HVR-Z1J Service Manual

1-5.

LCD SYSTEM ADJUSTMENT

Note1: When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
Note2: Before performing the adjustments, check the data of page: 0,
address: 10 is "00". If not, set data: 00 to this address.
Note3: NTSC model: HVR-Z1J/Z1U/Z1N
PAL model: HVR-Z1E/Z1P/Z1C
Switch setting:
1) POWER .................................................................. CAMERA
2) LCD panel ...................................................................... Open
3) NTSC (60i)/PAL (50i) ..... NTSC (60i) (HVR-Z1J/Z1U/Z1N)

1. LCD Automatic Adjustment (PD-222 board)

This adjustment does the following adjustment items automatically.
VCO adjustment
RGB AMP adjustment
Contrast adjustment (SD)
Mode
Subject
Adjustment Page
Adjustment Address
Note1: The data of page: 0, address: 10 must be "00".
Note2: If the data is "01", adjustment has errors. Contents of the error is
written into page: 3, addresses: C6. See the following table.
Data of page: 3,
address: C6
53
54
58
Note3: Refer to "Table 6-4-1. Hexadecimal-decimal Conversion Table".
Switch setting:
REC FORMAT (IN/OUT REC menu) ..................................... DV
HVR-Z1J/Z1U/Z1N/Z1E/Z1P/Z1C
PAL (50i) (HVR-Z1E/Z1P/Z1C)
Camera, DV
Arbitrary
C
45, 46 (VCO adj.)
48 (RGB AMP adj.)
4D (Contrast adj. (SD))
Contents of error
RGB AMP adjustment error
Contrast adjustment (SD) error
VCO adjustment error
Adjusting method for NTSC model:
Order Page Address Data
1
2 0 01
3 3 01
4 3 02
5 3 03
6 C 45
7
8
9
10 C 46
11 0 01
Adjusting method for PAL model:
Order Page Address Data
1
2 0 01
3 3 01
4 3 02
5 3 03
6 C 46
7
8
9
10 C 45
12 0 01
6-62
Procedure
Set REC FORMAT (IN/OUT
REC menu) to "DV".
01 Set the data.
5A Set the data, and press PAUSE
button.
Check that the data changes to
"00".
Check that the data is "00".
(Note2)
Read the data, and this data is
named D .
45
Convert D to decimal notation,
45
and obtain D '. (Note3)
45
Calculate D ' using following
46
equations (Decimal calculation)
When D ' 219
45
D ' = D ' + 36
46 45
When D ' > 219
45
D ' = 255
46
Convert D ' to a hexadecimal
46
number, and obtain D
46
D Set the data, and press PAUSE
46
button.
00 Set the data.
Procedure
Set REC FORMAT (IN/OUT
REC menu) to "DV".
01 Set the data.
5A Set the data, and press PAUSE
button.
Check that the data changes to
"00".
Check that the data is "00".
(Note2)
Read the data, and this data is
named D .
46
Convert D to decimal notation,
46
and obtain D '. (Note3)
46
Calculate D ' using following
45
equations (Decimal calculation)
When D ' 36
46
D ' = D ' - 36
45 45
When D ' < 36
46
D ' = 0
45
Convert D ' to a hexadecimal
45
number, and obtain D
45
D Set the data, and press PAUSE
45
button.
00 Set the data.
. (Note3)
. (Note3)