46
SERVICE ADJUSTMENTS
(5) Fine
adj.
Adjustment points are 117 points.
(H : 13 points x V : 9 points)
ADJ. points can be moved with using
[2], [4], [5], [6] keys.
For better result, adjust convergence
from center to outside of the screen.
(6)
Green convergence adj.
Press [
▼
/ CH down] key on R/C to select green convergence mode.
Adjust each green line using [
▲
], [
▼
], [
►
],[
◄
] (cursor) key.
(7)
Red convergence adj.
Press [0] key on R/C to select red convergence mode.
Adjust each red lines to green cross-hatch line, using [
▲
], [
▼
], [
►
],[
◄
] (cursor) key.
(8)
Blue convergence adj.
Press [
▲
/ CH up] key on R/C to select Adjustment point blue convergence mode.
Adjust each blue lines to green cross-hatch line, using [
▲
], [
▼
], [
►
],[
◄
] (cursor) key.
(9) Calculation
*
After convergence adjustment is finished, press [MODE] key on R/C, then the calculation mode starts.
The operation time is about for 0.5 seconds. This operation fills convergence data between each
adjustment points.
(10) Write data to ROM
Press [INDEX] key on R/C.
first press: “ROM WRITE?” is displayed for alarm.
2nd press: Data starts to write to ROM, it takes about 3 seconds.
and no picture appears during this operation. If green dot pattern appears, writing operation has
been succeeded. Press [MUTE] key to return to the adjustment mode. If red dot pattern appears,
writing operation has been failed.
Replace digital convergence-unit and readjust.
Push the “SERVICE ONLY” switch again to finish the adjustment.
* In fact, above (9) ‘Calculation’ process by pressing [MODE] key can be omitted,
because (10) ROM WRITE process includes calculation process as well.
ROM WRITE process :
①
Calculation process
by pressing [INDEX] key twice. :
②
Writing data to ROM
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