96 1100 Series WS MWS Reference Manual
3 Troubleshooting and Test Functions
Suggested actions
✔ Make sure the fan is connected to the main board correctly
✔ Examine the fan connector for irregularities. Correct if possible
✔ Replace the defective fan (main fan: 3160-1017, exhaust fan: 3160-4097)
✔ Replace the main board (G1367-69500)
Step 3
Symptom 1 “Main board initialization fails”
Status indicator remains off, but the rest of the turn-on/initialization process
is successful.
Possible causes
• The heel of the light pipe is not positioned correctly above the LED on the
main board
• The main board is defective
Suggested actions
✔ Correctly position the light pipe
✔ Replace the main board (G1367-69500)
Symptom 2
Status indicator remains off, and the rest of the turn-on/initialization process
fails as well.
Suggested action
✔ Refer to the possible causes and actions for step 5 bellow