94
4.4.14.
Poor Printed Copy Quality
START
Is the Test Pattern printout
in Service Mode 3 normal?
1. Replace the SC PCB.
2. Replace the Laser Unit (LSU).
3. Replace the Power Supply Unit.
4. Replace the Toner Cartridge
and/or Drum Unit.
END
Perform a receiving test
with the reference fax unit.
Is the printed copy correct?
Yes
No
Make a local copy.
No
Yes
Check the connections of connector
on the CIS and CN3 on the SC PCB.
Is the received copy correct?
1. Check the Telephone Line Cable.
2. Replace the SC PCB.
Yes
No
Is a poor copy printed only
when receiving from a
specific transmitter?
Yes
No
Telephone line quality is poor.
The transmitting machine
may be defective.
Содержание Panafax UF-490
Страница 2: ...2 ...
Страница 15: ...15 1 4 Control Panel For USA and Canada For Other Countries ...
Страница 37: ...37 24 Remove the Pressure Roller 322 25 Remove the Exit Roller 304 24 25 ...
Страница 63: ...63 3 10 ILS PC Board CN73 Refer to SC PC Board CN11 ...
Страница 65: ...65 3 12 ACI PC Board Refer to Power Supply Unit CN101 ...
Страница 130: ...130 OCT 12 2001 10 55 VERSION UF 490 AAV1xxxxAU MEMORY SIZE 1MB TX RX PRT CPY 000017 000005 000036 000007 SHIPMENT SET ...