Lexmark X850e Service Manual page 123

Error code or
Error contents
message
842.00 Scanner communication
failure
Service
scanner
failure
842.01 Scanner communication
failure
Service
scanner
failure
842.02 Scanner communication
failure
Service
scanner
failure
842.03 Scanner communication
failure
Service
scanner
failure
842.04 Scanner communication
failure
Service
scanner
failure
842.10 Scanner unit assembly - ADF
communication failure
Service
scanner
failure
842.11 Scanner communication
failure (by scanner)
Service
scanner
failure
842.12 Scanner unit assembly
communication failure
Service
scanner
failure
843.00 Sensor (scanner HP) failure
Service
scanner
failure
843.01 Scanner carriage over run
failure
Service
scanner
failure
Description/Action
Controller detected a communication failure.
Communication timeout
Go to "842.00 Scanner communication failure"
on page 2-128.
Controller detected a communication failure packet
timeout.
Go to "842.01 Scanner communication failure"
on page 2-129.
Controller detected a communication failure. Invalid
message checksum
Go to "842.02 Scanner communication failure"
on page 2-129.
Controller detected a communication failure. Invalid
message parameter(s)
Go to "842.03 Scanner communication failure"
on page 2-130.
Controller detected a communication failure. Invalid
message command
Go to "842.04 Scanner communication failure"
on page 2-130.
Communication failure occurred between the
scanner controller card assembly and the ADF
controller card assembly.
"842.10 Scanner unit assembly - ADF
Go to
communication failure" on page
Communication failure occurred between the
scanner controller card assembly and the RIP card
assembly.
Go to "842.11 Scanner communication failure
(by scanner)" on page 2-131.
Communication failure occurred between the
scanner controller card assembly and the RIP card
assembly.
Go to "842.12 Scanner unit assembly
communication failure" on page
An failure 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) failure" on
page 2-133.
The scanner carriage has over run.
Go to "843.01 Scanner carriage over run failure"
on page 2-134.
7500-XXX
2-131.
2-132.
2-25
Diagnostic information