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JVC AV-48PRO Service Manual page 39

Rear projection television

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b) 60 Hz mode (NTSC)... . Correcting point: Horizontal 8 x Vertical 7 (Arrow marks denote correcting point}
The first picture
hab
aN
Pot
Cursor (red)
(Blinking)
The first picture
Crosshatch pattern. Pattern colors are three color display.
Cursor is blinking in red. When changed, condition is last
memory state.
CUISOF IS weeeseeee
Data change mode in lighting,
Cursor shifting mode in blinking.
Display color shows the color that data change is possible.
The second picture
When entering from the first picture to the second picture, cor-
recting wave of convergence is muted for one second.
Screen center
The second picture
Data display:
During this period, the changed data is transferred from RAM
Q701 to E7PROM Q713, and saved.
The second picture is indicated with data on top left of the first
picture, therefore, convergence cannot be adjusted by this pic-
ture.
Caution:
®@ Receive suitable signal for adjustment. Decide the center
by cross pattern of static convergence in menu, and adjust
convergence from center to circumference,
No.51281
39

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