Optoma EW775, Руководство по обслуживанию

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Delta Elec. Inc. EX785_ EW775
Company Confidential Optoma___________________ Delta________________
29
2010/01/05
Confirmation with none-signal state
Yes
No
No
No
Yes
No
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.)
Press “Menu” key
• Remote controller set malfunction, Low battery, and outside
operation rang
• Main Board Ass’y malfunction
• Connector (
CN303 )
、
( CN200 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)
Image display
normally
Input each signal
• Connector ( CN15, CN16 ) disconnected
• Speaker Ass’y malfunction
• Main Board Ass’y malfunction
Check the
projection
Screen
Speaker work
normally
Image
Display
No
Yes
Yes
Yes
No
No
No
No
No
“No signal” Message display
Yes
No