Lexmark X940e Service Manual page 137

Error code or
message
843.20 Scanner unit assembly
connection error
Service
scanner failure
843.21 Scanner unit assembly
EEPROM error
Service
scanner failure
843.22 Scanner unit assembly
EEPROM sub system error
Service
scanner failure
843.23 Scanner cooling fan error
Service
scanner failure
843.24 Image processing error
Service
scanner failure
843.25 Scanner controller card
assembly error 1
Service
scanner failure
843.26 Scanner controller card
assembly error 2
Service
scanner failure
844.00 Exposure lamp error
Service
scanner failure
844.01 White reference/exposure
lamp Illumination error
Service
scanner failure
845.00 CCD error
Service
scanner failure
845.01 CCD initialization (lamp on)
error
Service
scanner failure
Error contents Description/Action
There is an open circuit in the scanner interface
cable assembly between the scanner controller card
assembly and the RIP card assembly.
Go to "843.20 Scanner unit assembly connection
error" on page 2-115
The scanner unit assembly EEPROM failed during
the read/write operation.
Go to "843.21 Scanner unit assembly EEPROM
error" on page 2-115.
The scanner unit assembly EEPROM failed during
the read/write operation.
Go to "843.22 Scanner unit assembly EEPROM
sub system error" on page
The scanner cooling fan has failed.
Go to "843.23 Scanner cooling fan error" on
page 2-116.
An error occurred in the image-processing system.
"843.24 Image processing error" on
Go to
page 2-117.
An internal processing error occurred in the scanner
controller card assembly.
Go to "843.25 Scanner controller card assembly
error 1" on page 2-117.
An internal processing error occurred in the scanner
controller card assembly.
Go to "843.26 Scanner controller card assembly
error 2" on page 2-118.
A error has occurred with the exposure lamp.
Go to "844.00 Exposure lamp error" on
page 2-119.
The large platen glass is not properly installed or
missing
The white reference initialization of the scanner unit
assembly has failed after a POR or the amount of
light from the exposure lamp is inadequate at the
start of the scan.
"844.01 White reference/exposure lamp
Go to
illumination error" on page
A error has occurred with the CCD sensor
assembly.
Go to "845.00 CCD error" on page
The CCD does not make a correct output when it
receives a specified amount of light.
Go to "845.01 CCD initialization (lamp on) error"
on page 2-122.
Diagnostic information
7510-XXX
2-116.
2-120.
2-121.
2-23