126 Errors - Lexmark B2650 Service Manual

126 errors

126 error messages
Error code Description
126.05 The LVPS power dropped but the printer was not
in sleep mode.
126.06 LVPS 25V line error was detected.
126.07 LVPS 5V rail was down during power‑on.
126.10 No line frequency was detected.
126.11 Line frequency has gone outside the operating
range.
126.12 LVPS mismatch was detected.
126.13 LVPS mismatch was detected.
LVPS service check
Note: Make sure that the voltage output of the electrical outlet matches the voltage rating of the printer.
Action
Step 1
a
Turn off the printer, and then unplug the power cord.
b
Remove the rear door and cover. See
removal" on page
c
Remove the right cover. See
page 186.
d
Reseat all the cables from the controller board.
e
Reseat all the cables from the power supply.
CAUTION—SHOCK HAZARD: To avoid the risk of
electrical shock, do not touch the exposed wires and circuits.
Does the problem remain?
Step 2
a
Turn off the printer, and then remove the power cord.
b
Check if the resistance (between terminals A and D) of the
power supply socket is close to 30 ohms.
Does the socket have a normal resistance value?
"Rear door and cover
234.
"Right cover removal" on
Diagnostics and troubleshooting
Action
See "LVPS service check" on page
See "LVPS mismatch service check" on
page 115.
Yes
Go to step 2.
Go to step 3.
114
4600-830, -835, -895
114.
No
The problem is
solved.
Go to step 5.