Delta Qumi_DP274-A13VVxx Service Manual Page 12

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Delta Elec. Inc. Qumi Rev.00
Company Confidential Vivitek ______________________ Delta____________
12
2011/06/24
3. TROUBLE SHOOTING
Carry out the following checks before disassembling the equipment.
Waiting
Power On
Connect the power cord
• Power Supply Unit malfunction
•Check the connection of
BATTERY DOCKING BD P31 to MB P700)
• Check MCU firmware is ok or not
•Check keypad connection ( MB P360 to Keypad P1)
< Stand-by >
Left: Blue
Right: Blue
< Power supply error >
Left: OFF
Right: OFF
Yes
No
No
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