Lexmark X940e Service Manual page 136

7510-XXX
Error code or
message
842.04
Service
scanner failure
842.10
Service
scanner failure
842.11
Service
scanner failure
842.12
Service
scanner failure
843.00
Service
scanner failure
843.01
Service
scanner failure
843.10
Service
scanner failure
843.11
Service
scanner failure
843.12
Service
scanner failure
2-22
MFP Service Manual
Error contents
Scanner communication
errors the above components
the above component
Scanner unit assembly - ADF
communication error
Scanner communication error
(by scanner)
Scanner unit assembly
communication error
Sensor (scanner HP) error
Scanner carriage over run
error
ADF RAM test error
ADF EEPROM error
ADF pick roll position lift up
error
Description/Action
Controller detected a communication error. Invalid
message command
Go to "842.04 Scanner communication error" on
page 2-109.
Communication error occurred between the scanner
controller card assembly and the ADF controller
card assembly.
Go to "842.10 Scanner unit assembly - ADF
communication error" on page
Communication error occurred between the scanner
controller card assembly and the RIP card
assembly.
Go to "842.11 Scanner communication error (by
scanner)" on page 2-110.
Communication error occurred between the scanner
controller card assembly and the RIP card
assembly.
Go to "842.12 Scanner unit assembly
communication error" on page
An error occurred while counting the pulses of the
scanner drive motor assembly.
After the Carriage Motor turned on, the sensor
(scanner HP) did not turn on within the specified
time.
Go to "843.00 Sensor (scanner HP) error" on
page 2-112.
The scanner carriage has overrun.
Go to "843.01 Scanner carriage over run error"
on page 2-113.
The ADF controller card assembly RAM has failed
in the read/write operation.
(It checks at the time of power on)
Go to "843.10 ADF RAM test error" on
page 2-113.
The ADF-EEPROM failed during the read/write
operation.
Go to "843.11 ADF EEPROM error" on
page 2-113.
After the pick roll position motor assembly started
reverse rotation, the sensor (pick roll position HP)
did not turn on within the specified time.
After the pick roll position motor assembly started
normal rotation, the sensor (pick roll position HP)
did not turn off within the specified time.
Go to "843.12 ADF pick roll position lift up error"
on page 2-114.
2-110.
2-111.