Troubleshooting guide

1336 PLUS - 6.16 - September, 2001
3-12 Troubleshooting and Error Codes
No Display
No HIM display
Is the HIM backlight lit?
Yes
Replace the HIM,
Is the drive’s fan
No
No
No
HIM connected
properly?
Restore incoming
Voltage present at
Re-connect HIM.
Yes
Yes
DC bus voltage
Replace HIM,
Main Control Board,
Yes
Main Control Board,
or Complete Drive as
running?
TB1-R, -S, -T?
power to drive.
Yes
or Complete Drive
as needed
No
present?
No
Drive
Replace Complete
Replace Complete Drive
needed.