Advertisement
4. ADJUST CONTROL BUTTON NO
FUNCTION
KEY CONTROL BUTTON
NO FUNCTION
CHECK THAT CABLE FRON I/F
BD TO KEY CTRL BD IS
CONNECTED PROPERLY
(REFER THE KEY CTRL BD &
I/F BD DISASSEMBLY)
YES
FUNCTION OK?
NO
REPLACE KEY CTRL
BOARD
FUNCTION OK?
END
REPLACE I/F BD OR
TRY REPLACE THE
CABLE WHICH
FROM I/F BD TO
KEY CTRL BD
YES
NO
5. ADJUST BRIGHNESS NO FUNCTION
PHSH HOT KEY NO
FUNCTION
1. CHECK THE OTHER FUNDION
KEY AVAILABLE.
2. CHECK THE CABLE FROM I/F
BD TO SENSOR BD IS
CONNECTED PROPERLY.
YES
FUNCTION OK?
NO
1. REPLACE KEY CTRL
BOARD
2. REPLACE SENSOR BD
FUNCTION OK?
END
REPLACE I/F BD OR
TRY REPLACE THE
CABLE WHICH
FROM I/F BD TO
SENSOR BD
YES
NO
Advertisement
