LG DP-3510 YYDA Service Manual page 19

Delta Elec. Inc.
Turn the
power ON
Yes
The lamp is ON
Yes
No
POWER:
No
POWER:
No
POWER:
No
POWER:
No
POWER:
No
Display
Company Confidential
19
DP-3510 YYDA & DP-2510 YYDA
Yes
4 Blinks
Yes
5 Blink
No
Yes
6 Blinks
Yes
7 Blinks
Yes
9 Blinks
Image
LGE_______________________
No
•Thermal Break Sensor error
•Thermal Break Sensor disconnected.
Lamp does not light：lighting operation sound (ignition sound)
exists.
• Main Board and Ballast Board Ass'y malfunction
• Ballast Connector (P1) or LVPS unit (con1) disconnected
• Lamp failure (Lamp is broken, damaged, or burst)
• Connector CN340 of Fan disconnected
•
Lamp fan
LAMP：1 Blinks
• Connector CN344 of Fan disconnected
•
Lamp Front fan
LAMP：2 Blinks
• Connector CN7 (MIS PWB) of Fan disconnected
•
DC fan
LAMP：3 Blinks
No
•Lamp Cover or thermostat Ass'y is not attached.
•Switch (CN343) is open malfunction
Lamp does not light：No lighting operation sound (ignition sound) exists.
• Flexible cable of Color Wheel Ass'y is disconnected (CN373) or
broken.
• Color Wheel Ass'y malfunction (does not rotate).
• Main Board Ass'y malfunction (Color Wheel Ass'y does not rotate).
• Power Supply Unit malfunction.
• Index board malfunction (color wheel turns fast).
• C/W sensor PWB Ass'y (CN2) / MIS PWB (CN8) is disconnected
or broken.
rev.00
No
malfunction
malfunction
malfunction
No
Delta____________
2007/11/30