7
3. SCREEN CHECK MODE
When SCREEN is selected in the service menu, the display check is carried out.
In the display check, OSD displays the test patterns.
By pushing the DISP button, the picture quality adjustment screen is displayed.
Button
Operation
Remarks
DVD mechanism
OFF
Infrared audio output
Mute
Video/audio output
Mute
POWER indicator
Lit
DISC indicator
Same as in the regular operation.
Others
Detection of error such as voltage error and temperature error is prohibited.
Table 3-1 Product operation in the screen check
Button
Operation
Remarks
Switches the screen.
Joystick
[ ] / [ ]
(color bar <-> white <-> black <-> flicker <-> red <-> green <-> blue)
[RTN]
Returns to the service menu.
[DISP]
Switches the brightness. (default -> Max -> Min...)
Others
Disabled.
Table 3-2 Operation control in the screen check (regular mode)
Figure 3-1 Color bar pattern
Figure 3-2 Single color pattern
(white, black, red, green, blue)
Figure 3-3 Flicker pattern
(having black and white lines alternately)
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