Sony HVR-M10C, Руководство по обслуживанию

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6-74
HVR-M10C/M10E/M10J/M10N/M10P/M10U
2-7. 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-M10J/M10U/M10N
PAL model
: HVR-M10E/M10P/M10C
Switch setting:
1)
NTSC (60i)/PAL (50i) switch (DB-018 board S201)
....... NTSC (60i)(HVR-M10J/M10U/M10N)
....... PAL (50i)(HVR-M10E/M10P/M10C)
2) LCD panel ...................................................................... Open
3) LCD switch ....................................................................... ON
1. LCD Automatic Adjustment (PD-222 board)
This adjustment does the following adjustment items automatically.
VCO adjustment
RGB AMP adjustment
Contrast adjustment (SD)
Mode VTR stop, DV
Signal Arbitrary
Adjustment Page C
Adjustment Address 45, 46 (VCO adj.)
48 (RGB AMP adj.)
4D (Contrast adj. (SD))
-
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,
Contents of error
address: C6
53 RGB AMP adjustment error
54 Contrast adjustment (SD) error
58 VCO adjustment error
Note3: Refer to “Table 6-3-1. Hexadecimal-decimal Conversion Table”.
Switch setting:
REC FORMAT (IN/OUT REC menu) ..................................... DV
Adjusting method for NTSC model:
Order Page Address Data Procedure
1 Set REC FORMAT (IN/OUT
REC menu) to “DV”.
2 0 01 01 Set the data.
3 3 01 5A Set the data, and press PAUSE
button.
4 3 02 Check that the data changes to
“00”.
5 3 03 Check that the data is “00”.
(Note2)
6 C 45 Read the data, and this data is
named D
45
.
7 Convert D
45
to decimal notation,
and obtain D
45
’. (Note3)
8 Calculate D
46
’ using following
equations (Decimal calculation)
When D
45
’ 219
D
46
’ = D
45
’ + 36
When D
45
’ > 219
D
46
’ = 255
9 Convert D
46
’ to a hexadecimal
number, and obtain D
46
. (Note3)
10 C 46 D
46
Set the data, and press PAUSE
button.
11 0 01 00 Set the data.
Adjusting method for PAL model:
Order Page Address Data Procedure
1 Set REC FORMAT (IN/OUT
REC menu) to “DV”.
2 0 01 01 Set the data.
3 3 01 5A Set the data, and press PAUSE
button.
4 3 02 Check that the data changes to
“00”.
5 3 03 Check that the data is “00”.
(Note2)
6 C 46 Read the data, and this data is
named D
46
.
7 Convert D
46
to decimal notation,
and obtain D
46
’. (Note3)
8 Calculate D
45
’ using following
equations (Decimal calculation)
When D
46
’ 36
D
45
’ = D
45
’ – 36
When D
46
’ < 36
D
45
’ = 0
9 Convert D
45
’ to a hexadecimal
number, and obtain D
45
. (Note3)
10 C 45 D
45
Set the data, and press PAUSE
button.
12 0 01 00 Set the data.
Fig. 6-2-15.
DB-018 BOARD (SIDE A)
S201