Troubleshooting and Test Functions 3
1100 Series WS MWS Reference Manual 95
Errors which may occur during the turn ON and initialization process
Step 1
Symptom “Failure to turn ON”
No activity when power button is pushed on. Power indicator stays off.
Possible causes
• Defective main board
• Power supply defective
Suggested actions
✔ Turn the WPS off. Disconnect the power supply from the main board, see if
power indicator becomes green when the WPS is turned-on.
• If yes, change the main board (G1367-69500)
• If no, change the power supply (0905-2528 Rev G or higher)
Step 2
Symptom “Fan failure”
Early during the turn-on/initialization process a main fan or an exhaust fan
error occurs.
Possible causes
• Fan not connected to the main board
• Fan connector defective
• Fan defective
• Main board defective
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