Lexmark C543dn - Page 54

2-18 Service Manual
5025-2xx, 4xx
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908.03 Service
Engine Software
NVM_OK was not received from NV2
server for successfully submitted
request.
Go to “90x.xx error (902.xx–907.xx)” on
page 2-24.
908.04 Service
Engine Software
Over temperature condition detected. Go to “90x.xx error (902.xx–907.xx)” on
page 2-24.
925.01 Service
Fan Stalled
The printer fan has stalled. Go to “925.01—Fan error service check”
on page 2-25.
930.xx Service
LVPS
Low voltage power supply did not
detect zero crossing.
Replace the LVPS. See “Low-voltage
power supply (LVPS) assembly
removal” on page 4-51.
930.09 Service
LVPS
Fuser zero crossings out of range.
Zero crossing detected.
Go to “Fuser service check” on
page 2-31.
940.0x Service
Cyan TMC Sensor
The cyan cartridge toner meter cycle
(TMC) switch error.
.01—Recoverable
.02—Nonrecoverable
Go to “Toner meter sensors (Y, C, M, K)
on TMC card” on page 2-53.
941.0x Service
Magenta TMC
Sensor
The magenta cartridge toner meter
cycle (TMC) switch error.
.01—Recoverable
.02—Nonrecoverable
Go to “Toner meter sensors (Y, C, M, K)
on TMC card” on page 2-53.
942.0x Service
Yellow TMC Sensor
The yellow cartridge toner meter cycle
(TMC) switch error.
.01—Recoverable
.02—Nonrecoverable
Go to “Toner meter sensors (Y, C, M, K)
on TMC card” on page 2-53.
943.0x Service
Black TMC Sensor
The black cartridge toner meter cycle
(TMC) switch error.
.01—Recoverable
.02—Nonrecoverable
Go “Toner meter sensors (Y, C, M, K) on
TMC card” on page 2-53.
950.xx Service
NVRAM Failure
There is a mismatch between controller
EEPROM and mirror.
• 950.00 through 950.29 codes:
mismatch between controller and
mirror
• 950.30 through 950.60 codes:
mismatch between secure and
controller
Go to “950.xx NVRAM Failure service
check” on page 2-26.
951.xx Service
NVRAM Failure
Mismatch between controller EEPROM
and mirror.
• 951.00 through 951.29 codes:
mismatch between controller and
mirror
• 951.30 through 951.60: mismatch
between secure and controller
952.xx Service
NVRAM Failure:n
A recoverable MVRAM Cyclic
Redundancy Check (CRC) error
occurred. n is the offset at which the
error occurred.
Performing a POR will clear this error.
Service error messages (1xx, 9xx) (continued)
Error code Description Action