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H/v Center Confirmation And Adjustment - Sony KDS-R50XBR1 Service Manual

Sxrd projection tv.
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3-4. H/V Center Confirmation and Adjust-
ment
Please check the picture horizontal/vertical center after the re-
placement of the following parts .
• Optical block
• Top assembly
1, Check H/V center with 480i monoscope signal in "Full "
mode .
2, If the center is shifted , adjust it with the following service items .
Please record the steps shifted as "5 HST_POS" and
"4 VST_POS" of PANEL.
Category : PANEL
Item
: 5 HST_POS for H centered
4 VST_POS for V centered
DFD16
Warning : Don't use the internal pattern generator for this adjustmant!
Use the external generator.
* V-centered to be adjusted with "VST_POS" first. Adjustment
range 1-25.
If it cannot be adjusted with "VST_POS", please adjust with
"FMDVPOS" next. Adjustment range 1-27.
* There is no second adjustment for H-centered.
Note : The "VST_POS" will centering only the picture, the
"FMDVPOS" will centering The picture and the service OSD at
the same time.
Note : Do not use the internal pattern generator for this adjust-
ment! Use the external generator.
DFD17
– 25 –
KDS-R50XBR1/R60XBR1
RM-Y914
RM-Y914

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