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3-2.1
A. Power Troubleshooting
Start
Is Power
LED indicator
OK ?
Yes
Lamp
No
Cover assembly
OK ?
Yes
Is Temp
LED indicator
OK ?
Yes
Is Lamp LED
indicator OK ?
Yes
No
Is Lamp lit ?
Yes
End
Check Power
No
cord & input power
voltage
No
Supply
AC power
Reassembly
lamp Cover
No
Is Fan working ?
Change
No
Lamp Module
Change
No
Main Board
Yes
No
Change
DC-DC
No
No
Change
DC-DC
Change
No
Thermal
Board
3-3
Change
No
Change
Main Board
Change
Fan
Module
Change
Ballast
Ballast
H30
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- Chapter 3 Troubleshooting
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