Sample Hold Phase Adjustment; (Pd-222 Board); Transmissive Mode White Balance Adjustment - Sony HVR-Z1J Service Manual

4. Sample Hold Phase Adjustment

(PD-222 board)

Set the sampling hold timing of the LCD panel to optimum timing.
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note1: This adjustment should be carried out upon completion of the LCD
automatic adjustment, contrast adjustment (HD) and V COM
adjustment.
Note2: The data of page: 0, address: 10 must be "00".
Switch setting:
REC FORMAT (IN/OUT REC menu) .................. HDV1080i
LCD BACKLIGHT ........................................................... ON
Adjusting method:
Order Page Address Data
1 0 01
2 3 0C
3 3 22
4 C 55
5 C 54
6 C 54
7 C 54
8 C 55
9 C 54
10
11 C 54
12 C 55
13 3 0C
14 3 22
15 0 01
Note3: For example.
When D . is "BF", data is "9F".
adj
When D . is "5F", data is "3F".
adj
However, when D
HVR-Z1J/Z1U/Z1N/Z1E/Z1P/Z1C
Camera, HDV1080i
Arbitrary
Check on LCD display
C
54
The LCD screen is brightest.
Procedure
01 Set the data.
20 Set the data, and press PAUSE
button.
0F Set the data, and press PAUSE
button.
01 Set the data, and press PAUSE
button.
Set the following data, one by
one, and investigate which data
makes the LCD screen the
brightest.
1F, 3F, 5F, 7F, 9F, BF
Set the data which made the
LCD screen the brightest. This
data named D .
adj
Press PAUSE button.
03 Set the data, and press PAUSE
button.
Set the data which subtracted 20
from D .
adj
(Hexadecimal calculation)
(Note3)
Check that the 2nd portion A of
the LCD screen is the brightest.
(Fig. 6-1-34.)
D Set the data, and press PAUSE
adj
button.
00 Set the data, and press PAUSE
button.
00 Set the data, and press PAUSE
button.
00 Set the data, and press PAUSE
button.
00 Set the data.
. is "1F", data is "BF".
adj

5. Transmissive Mode White Balance Adjustment

(PD-222 board)
Correct the white balance of the transmissive mode.
If deviated, the reproduction of the LCD screen may degenerate.
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note1: Check the white balance only when replacing the following parts.
If necessary, adjust them.
1. LCD panel
2. Light induction plate
3. IC601
Note2: The data of page: 0, address: 10 must be "00".
Switch setting:
REC FORMAT (IN/OUT REC menu) .................. HDV1080i
LCD BACKLIGHT ........................................................... ON
Adjusting method:
Order Page Address Data
1 0 01
2 C 4B
3 C 4C
4 C 4C
5 C 4B
6 C 4B
7 C 4C
8 C 4C
9 C 4C
10 0 01
6-64
Camera, HDV1080i
Arbitrary
Check on LCD screen
C
4B, 4C
The LCD screen should not be
colored.
Procedure
01 Set the data.
80 Set the data, and press PAUSE
button.
80 Set the data, and press PAUSE
button.
Check that the LCD screen is
not colored. If not colored,
proceed to step 10.
Change the data so that the LCD
screen is not colored.
Press PAUSE button.
Change the data so that the LCD
screen is not colored.
Press PAUSE button.
If the LCD screen is colored,
repeat steps 5 to 9.
00 Set the data.
A
Fig. 6-1-34.