7
Troubleshooting
ActI
on
1.
Ribbon cable
,
cont刚 board
to LCD display
1
1.
Check cable connection.
2. LCD display
12. Replace LCD display.
3. Control board
13. Replace control board.
Act
lon
1.
Fan harness
1.
Ensure fan harness is plugged in.
2. Replace fan.
3. Control board
3. Replace control board.
Actlon
1.
Speaker cable
1.
Ensure cable is plugged in.
2. Replace speaker.
3. Control board
4. Replace control board.
Mll10140ω1/07
7-29