Delta Elec. Inc.
DP-3638/DP-7606
Company Confidential Optoma ______________________ Delta____________
26
2010/01/04
3. TROUBLE SHOOTING
By checking operations during normal usage time, it is possible to carry out judgments on
malfunction to a certain extent.
Carry out the following checks before disassembling the equipment.
Connect the power cord
• Power Supply Unit malfunction
• Check the connection of Power Supply (Power BD
CON201
to MB
P302
)
• Check keypad connection ( MB
P801
to Keypad
CN101
)
• Check voltage (12v, 5v, 3.3v, 2.5v,1.8v,1.2v,…etc) on Main Board.
< Stand-by >
Power: Amber Light
Temp : OFF
Lamp :OFF
Yes
< Fan error >
Power: Flashing Red
Light6
Temp: OFF
Lamp: Flashing Red
Light
(
1
,
2
,
3
)
• Check the system monitor & fan
• Connector (
P8001
,
P8002
,
P8003
) on Main Board
disconnected.
< Power supply error >
Power: OFF
Temp: OFF
Lamp: OFF
Yes
Yes
No
No
Содержание EW775
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