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Delta Elec. Inc.
< Lamp-Lit error >
Power: Blink (Green)
Lamp: Light (Red)
Temp: OFF
No
< Color Wheel error >
Power: Blink9 (Green)
Lamp: OFF
Temp: OFF
No
< Sensor Error>
Power: Blink 4 (Green)
Lamp: Blink 5 (Red)
Temp: OFF
No
Company Confidential
19
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Optoma__________________
EX779
Ignition sound doesn't exist.
• Power Board Ass'y malfunction (CN102) doesn't output 370 V)
Yes
• Ballast Connector (CJ4) or (CJ1) disconnected
• Main Board (CN530) disconnected
• Main Board or Ballast Ass'y malfunction
Ignition sound exists.
• Lamp failure (Lamp is broken, damaged, or burst)
• Flexible cable of Color Wheel Ass'y is disconnected (CN650) or broken.
Yes
• Index Board (CN8) / Main Board (CN850) is disconnected
• Index Board malfunction
• Color Wheel Ass'y malfunction (doesn't rotate).
• Main Board Ass'y malfunction (Color Wheel Ass'y doesn't rotate).
Yes
(CN852) on main board is disconnected
Delta________________
2010/04/14
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