Final Assembly; Adjustment; Deflection System Adjustment - Hitachi 36SDX88B Service Manual

3. Final Assembly adjustment
3.1 Deflection system adjustment
(Picture display position and size adjustment)
Preparation for adjustment Adjustment procedure Notes
(I) Perform each deflection adjustment
This TV is compatible with
item.
8 resolution patterns.
Adjust by 1% command.
Perform deflection
adjustment for each
resolution pattern.
(1) Turn power on, then heat- The group corresponding to
run for 20 minutes or the resolution pattern
more. Group 1 :PC Mode VGA3
(640x480 Under scan)
VGA4
(640x480 Under scan)
SVGA
(800x600 Under scan)
Group 2 TV Mode
Group 3 :Component Mode
(2) Input signal which
l
Monitor will discriminate
resolution is adjusted. resolution pattern from
the input polarity of sync
signat, and write
adjustment data in
memory area
corresponding to the
resolution pattern when
receiving save command.
However, for Group 3.
(3) Coarse adjust screen and Set should face to East-
Focus. West direction during
adjustment. If not, use
artificial magnetic field.
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