Lexmark MB790MFP Service Manual page 50

Error
code or Error contents
message
200.15 Laser power did not
settle
200.16 Main drive motor
assembly load error
200.17 Sensor (input)
lingering jam
Source = Tray 1
Tray level= Not Low
200.18 Sensor (input)
lingering jam
Source = Tray 1
Tray level = Low
200.19 Sensor (input)
lingering jam
Source = Tray 1
Tray level = Empty
200.27 Sensor (input)
lingering jam
Source = Tray 2
Tray level = Not Low
200.28 Sensor (input)
lingering jam
Source = Tray 2
Tray level = Low
Description/Action
Laser circuit failure on
printhead or system card
assembly.
The main drive motor assembly
has failed or caused high
mechanical load due to paper
jam or bind.
The media reached the sensor
(input) but did not clear it within
the specified time.
The media reached the sensor
(input) but did not clear it within
the specified time.
The media reached the sensor
(input) but did not clear it within
the specified time.
The media reached the sensor
(input) but did not clear it within
the specified time.
The media reached the sensor
(input) but did not clear it within
the specified time.
Possible repair actions
1. Remove all media present
in media path.
2. Check all connections on
the printhead.
3. Check all connections on
the system card assembly.
Replace the printhead if
problem remains. Go to
"Printhead assembly
removal" on page 4-34.
4. Replace the system card if
problem remains. Go to
"System card assembly
removal" on page 4-50.
1. Remove all media present
in media path.
2. Check all connections on
the main drive motor
assembly.
3. Check all connections on
the system card assembly.
4. Replace the main drive
motor assembly if problem
remains. Go to "Main drive
motor assembly removal"
on page 4-20.
Go to sensor (input) lingering
jam service check.
See "Sensor (input) lingering
jam service check." on
page 2-130.
Go to sensor (input) lingering
jam service check.
See "Sensor (input) lingering
jam service check." on
page 2-130.
Go to sensor (input) lingering
jam service check.
See "Sensor (input) lingering
jam service check." on
page 2-130.
Go to sensor (input) lingering
jam service check.
See "Sensor (input) lingering
jam service check." on
page 2-130.
Go to sensor (input) lingering
jam service check.
See "Sensor (input) lingering
jam service check." on
page 2-130.
Diagnostic information
7462
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