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6. PICTURE CHECK
Preparation
(1) Set AC120±1V.
(2) Turn on the power and leave it more than 5 min.
(3) Input 480p and 1080i circle pattern into Component
video 3. (ASPECT 16:9 Standard)
Checking
(1) Receive 480p and 1080i signal, then check
the following items 1~4:
1. Check the symmetry of the pattern (right/left).
2. Check the horizontal position and the balance
(right/left).
3. Check the symmetry of the pattern (top/bottom).
4. Check the vertical position and the balance
(top/bottom).
Remarks
A
SCREEN
0
1
2
SIGNAL
Hitachi circle pattern
BACK TO ADJUSTMENTS
3
B
2
1
0
ASPECT
SPEC(A,B)
16:9 Standard1
0 +/- 0.5
7. FACTORY RESET
After all of the adjustments of main chassis are finished,
perform FACTORY RESET.
(1) Enter Adjustment Mode by the method described in
sub-item 1-1 from page 32. ("Adjustment Procedure
Start-up").
(2) From the first menu in Adjustment Mode, select
FACT RESET adjustment code.
(3) Activate FACT RESET by pressing "Right" cursor
key for more than 3 seconds.
(4) Other procedure to acces the FACTORY RESET is by
sending the 92 hex code with a programable R/C.
(5) The procedure of the FACTORY RESET process is
the following and the DATA table is shown next.
·Process of FACTORY RESET operation.
①
The screen is colored magenta when FACTORY
RESET start.
②
The screen is colored green when FACTORY
RESET finish normally.
③
The screen is colored RED when FACTORY
RESET finish abnormally.
(6) After FACTORY RESET, the AC cord should be
unplugged. Unplug and plug AC cord and then all
settings and data will be updated.
(7) When the LCD turns ON, it will tune CH03 this is the
complete operation of FACTORY RESET process.
36
DW3G
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