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Y103920-3
Service Manual
68
1
Images are light or blurred entirely.
• Is toner low (is the TONER LOW message displayed)?
• Yes
Supply toner.
• No
Is paper of the specified grade being used?
• No
Use paper of the specified grade.
• Yes
Is the lens surface of the LED head dirty?
• Yes
Clean the lens.
• No
Is the LED head being installed properly (check the
HEAD connector of the main control board and PC
connector on the LED head for proper connection)?
• No
Install the LED head properly.
• Yes
Is the contact plate of the transfer roller in contact with the
contact assembly of the power supply/sensor board prop-
erly (see Figure 5-5)?
• No
Adjust the contact plate of the transfer roller to make a proper contact with the high
voltage/sensor board and shaft of the transfer roller.
• Yes
Are the contact of the developing roller and the contact of the toner supply roller of the image
drum cartrige in contact with the contact assembly properly (see Figure 5-4
A
and
B
)?
• No
Adjust the contacts of the developing and toner supply roller to make a proper contact
with the contact assembly.
• Yes
Replace the transfer roller.
• Has the problem been solved?
• Yes
End
• No
Replace the image drum cartridge.
• Has the problem been solved?
• Yes
End
Note:
After replacing the image drum cartridge, reset the drum counter (see User's
Manual).
• No
Is the tension between the back-up roller (7.52kg) and the surface of back-up roller normal?
• No
Replace the back-up roller or bias spring.
• Yes
Replace the main control board or high voltage/sensor board.
PC connector
LED head cable
HEAD Main control board
LED head
Содержание PG L22 Special
Страница 1: ...PG L22 Special Printer SERVICE MANUAL Code Y103920 3...
Страница 18: ...Y103920 3 Service Manual 18 Upper cover unit Figure 2 2 Upper cover...
Страница 75: ...Y103920 3 Service Manual 75 Figure 5 5 Contact High voltage sensor board Contact plate for transfer roller...
Страница 136: ...Y103920 3 Service Manual 136 6 PARTS LIST Figure 6 1 Multi Purpose Feeder 9 5 7 6 4 1 2 3 8...
Страница 137: ...Y103920 3 Service Manual 137 Table 6 1 Multi Purpose Feeder...
Страница 150: ...Y103920 3 Service Manual 150 Figure 6 1 High Capacity Second Paper Feeder 1 2 4 3 5 6 6 PARTS LIST...
Страница 151: ...Y103920 3 Service Manual 151 Table 6 1 High Capacity Paper Feeder...
Страница 153: ...Y103920 3 Service Manual 153 SECTION1 CABINET CASSETTE ASSEMBLY 5 6 3 2 4 7 8 28 28 1 29 29 i i...
Страница 164: ......
Страница 165: ...UPDATINGSTATUS DATE UPDATEDPAGES PAGES CODE 12 2004 1ST EDITION 165 Y103920 3...