Panasonic JS-170FR Series Service Manual page 104

Front counter register
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(15) A gradation of green, blue, and red is displayed. confirm the freedom from decoloration. If the result is OK, press the
"1" key. In case of NG, press the "2" key. (Return to #6 Test Menu.)
ENTER 1(OK) or 2(NG)
6-2) VRAM Test
(1) Enter "2-ENTER" through the keyboard, using the #6 Test Menu.
Select and press ENTER key : 0_
While the test is carried out, the screen may encounter display turbulence or disappearance.
However, the beep sound generated at the constant intervals indicates that the testing is in progress.
LCD DISPLAY
***** TEST # 6 Video Test. *****
Green gradation (6 scales)
Blue gradation (6 scales)
Red gradation (6 scales)
Gradation
Thin
LCD DISPLAY
***** TEST # 6 Video Test. ****
0 : Return to MAIN MANU.
1 : Display Test.
2 : VRAM Test.
3-20
1(OK)
2(NG)
Thick
0
1
2
ENTER
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