Hcit 2000-Sheet Option Service Check - Lexmark C78x Service Manual

5061
Envelopes do not feed from the tray or do not feed correctly
Step Actions and questions
1 Check the envelope feeder tray to make sure it is
installed correctly.
Is the tray installed correctly?
2 Check the tray to make sure it has been set up
correctly for the size of envelopes being used.
Has the tray been set up correctly?
3
Check the tray for any signs of broken or damaged
parts.
Are there any signs of damage to the tray or parts in
the tray?

HCIT 2000-sheet option service check

HCIT system board LED error code table
If a failure is detected by the system board, an error code may be displayed. If the system board LED is on solid,
the HCIT detects that the tray or side door is not closed.
The LED on the system board may blink. Count the number of times the LED blinks and use the following table
to determine the problem.
LED blinks
1
2
3
4
5
6
7
8
9
10
11
12
2-86
Service Manual
Problem
Jam at registration sensor S2
Jam before the leading edge of the paper reaches the registration sensor S2
Paper jam is still detected in the HCIT after removing the jam
Paper jam is still detected even with front of jam door closed
Paper jam detected at pick sensor
Error detected with the tray
Error detected at the registration roller home position
Error detected at the pick roller home position sensor (S1)
Error detected with the lift motor—no motor lock or loss of lock
Not used
Communication error
Other error—Failure of the adjustment of the mirror reflection sensors or EEPROM
initialization
Yes No
Go to step 2 Install the tray
correctly.
Go to step 3 Set the tray up
correctly.
Replace the Replace the
envelope feeder envelope feeder
tray. option.