Chapter 4 46
Main Procedure
Power Troubleshooting
A. Is LED Indicator OK?
- Check the Power cord and AC power outlet.
- Check the Keypad cable has broken or not.
- Check if all the wires are well connected inside.
- Check the Ballast.
- Check the Main board.
- Check the Keypad board.
B. Is Fan Working After Press Power/Standby Button?
- Check the Keypad cable has broken or not.
- Check if fan wire is well connected.
- Check the Thermal board.
- Check the Main board.
- Check the Fan.
C. Is Lamp Lit?
- Check the Lamp cover assembly OK or not.
- Check thay have the sound of Lamp ignitor output from Unit or not.
- Check the Cable of Limit switch.
- Check the DMD board.
- Check the Lamp module.
- Check the Ballast.
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