Delta Elec. Inc.
ES520 & EX530
ver.02
Company Confidential Optoma___________________ Delta________________
20
2008/09/17
Confirmation with none-signal state
Yes
No
No
No
Yes
No
Yes
Projector logo
screen display
Yes
• CW Sensor Board Ass’y malfunction
• Main Board Ass’y malfunction
• DMD Set malfunction
Still dark after the
lamp is on for more
than 1min
• Lamp deterioration (malfunction/usage time)
• Power Supply Unit malfunction
(No change occurs even after lamp replacement.)
• DMD Set malfunction
(No change occurs even after lamp replacement.)
Menu display
• Remote controller set malfunction, Low battery,
and outside operation rang
• Main Board Ass’y malfunction
• Connector (CN374)
、
(CN8 of IR PWB) disconnected
• IR PWB Ass’y malfunction
• Check the pattern generator setting is wrong
• Main Board Ass’y malfunction
• DMD Set malfunction
• Setting on PC side(external output setting, resolution, etc.)
• Cable malfunction (disconnection and pins broken)
• Connector (CN304) disconnected
• Speaker Ass’y malfunction
• Main Board Ass’y malfunction
Check the
projection
Screen
Image display
normally
Input each signal
Speaker work
normally
Image
Display
No
Yes
Yes
Yes
No
No
No
No
No
