Lexmark MB790MFP Service Manual page 88

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244.49
HCIT tray lift motor
stalled failure
Source = Tray 4
244.50
HCIT tray lift motor
underspeed failure
Source = Tray 4
244.52
HCIT tray lift motor
overrun failure
Source = Tray 4
Description/Action
The HCIT tray lift motor has
stalled or has become
obstructed.
The HCIT tray lift motor does
not rotate at the specified
speed.
The HCIT tray lift motor
continues to detect pulses after
the motor has turned off.
Possible repair actions
1. Ensure the HCIT media tray
assembly is properly inserted
into the machine.
2. Check the HCIT tray lift
motor assembly for binding or
damage.
3. Replace the HCIT tray lift
drive motor assembly if
problem remains.
Go to
"High capacity input
tray (HCIT) tray lift drive
motor assembly removal" on
page
4-167.
1. Ensure the HCIT media tray
assembly is properly inserted
into the machine.
2. Check the HCIT tray lift
motor assembly for binding or
damage.
3. Replace the HCIT tray lift
drive motor assembly if
problem remains.
Go to
"High capacity input
tray (HCIT) tray lift drive
motor assembly removal" on
page
4-167.
1. Ensure the HCIT media tray
assembly is properly inserted
into the machine.
2. Check the HCIT tray lift
motor assembly for binding or
damage.
3. Replace the HCIT tray lift
drive motor assembly if
problem remains.
Go to
"High capacity input
tray (HCIT) tray lift drive
motor assembly removal" on
page
4-167.
Diagnostic information
7462
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