Panasonic PT-L1501, Service Manual

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3.3. Canceling the self-check mode
Press the MENU button on the main unit or the remote control unit.
4. Service Mode
This mode is used to display three kinds of test patterns (Crosshatch, Flicker Adjustment and
White) in the four colors (White, Red, Green and Blue).
4.1. Procedure to enter the service mode
1. Select "FRONT/REAR" on the OPTION menu.
MENU OPTION FRONT/REAR
2. While pressing the VOLUME "+" button on the remote control unit,
press the left-arrow " " button on the main unit 3 seconds or
longer to enter the service mode.
3. In the service mode, pressing the up-arrow " " or down-arrow "
" button on the remote control unit allows the test pattern
selection [Horizontal Lines / Vertical Lines / Dots / White (No
pattern)] and the left-arrow " " or right-arrow " " button the
color selection (White / Red / Green / Blue).
4.2. Canceling the service mode
Press the MENU button on the main unit or the remote control unit.
5. Disassembly Instructions
Warning:
- Be sure to unplug the power cord from the power outlet before
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