IBM Infoprint 6500-v05 Maintenance Manual page 120

Operator Panel Message
140 48 VOLTS FAILED *
SEE USERS MANUAL
Table 3. Message List
Explanation
The power supply is not
generating a proper 48 Volts, or
the controller board is not
detecting a 48 Volt output from the
power supply board.
Corrective Action
1. Power off and unplug the printer. Remove the paper guide
assembly or top cover to gain access to the card cage.
2. Make sure the power supply board is correctly connected to the
controller board.
3. Plug in the printer and power it on. If the message appears, do the
power supply operational check (page 258). If the power supply
fails the check, replace it. If it passes the check, the controller
board or the code is suspect. Do the following:
4. Save the printer configuration values. (Refer to the User's
Manual .)
5. Clear the NVRAM.
6. Download and install the latest code from IBM First (page 231).
7. Power on the printer in download mode and load flash memory
(page 238).
a. If you encounter loading problems, go to the appropriate error
code for resolution.
b. If you encounter the failure or message that brought you to
this procedure, contact your DDS and Second Level Support.
Display Messages
120