6-57
HVR-M25J/M25U/M25N/M25E/M25P/M25C
4. Sample Hold Phase Adjustment (PD-287 board)
Set the sampling hold timing of the LCD panel to optimum tim-
ing.
Mode VTR stop (PLAY/EDIT mode)
Signal No signal
Measurement Point Check on LCD screen
Measuring Instrument
Adjustment Page C
Adjustment Address 54
Specified Value The LCD screen is brightest
Note 1: Perform “LCD Automatic Adjustment” and “V-COM
Adjustment” before this adjustment.
Note 2: Check that the data of page: 0, address: 10 is “00”.
Switch setting
HDV/DV SEL (IN/OUT REC menu) .................................. HDV
Adjusting method:
Order Page Address Data Procedure
10 0101
23 0C 20 Press PAUSE (Write) button.
33 22 0F Press PAUSE (Write) button.
4C 55 01 Press PAUSE (Write) button.
5C 54
Set the following data, one
by one, and investigate which
data makes the LCD screen
the brightest.
1F, 3F, 5F, 7F, 9F, BF
6C 54
Set the data which made the
LCD screen the brightest.
This data named D
adj
.
7C 54 Press PAUSE (Write) button.
8C 55 03 Press PAUSE (Write) button.
9C 54
Set the data which subtracted
20 from D
adj
.
(hexadecimal calculation)
(Note 3)
10
Check that the 2nd position
A of the LCD screen is the
brightest. (Fig. 6-2-14)
11 C 54 D
adj
Press PAUSE (Write) button.
12 3 0C 00 Press PAUSE (Write) button.
13 3 22 00 Press PAUSE (Write) button.
14 C 55 CC Press PAUSE (Write) button.
15 0 01 00
Note 3: For example.
When D
adj
is “BF”, data is “9F”.
When D
adj
is “5F”, data is “3F”.
However, when D
adj
is “1F”, data is “BF”.
A
Fig. 6-2-14
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