Read Panasonic DP-2310 / DP-3010 / DP-2330 / DP-3030 (serv.man2) Service Manual online
125
DP-2330/3030
MAR 2005
Ver. 2.1
DP-2310/3010
4.3.14. Poor Printed Copy Quality
START
Is the Test Pattern printout
in Copier F1 Mode or Fax
Service Mode 3 normal?
in Copier F1 Mode or Fax
Service Mode 3 normal?
1. Replace the SPC PCB.
2. Replace the LSU.
3. Replace the PS.
4. Replace the Developer Unit.
2. Replace the LSU.
3. Replace the PS.
4. Replace the Developer Unit.
END
Perform a receiving test
with the reference fax unit.
with the reference fax unit.
Is the printed copy correct?
Yes
No
Make a local copy.
No
Yes
Check the connections of
CN850 on the CCD PCB,
CN 55 on the SC PCB,
the Scanning Lamp.
CN850 on the CCD PCB,
CN 55 on the SC PCB,
the Scanning Lamp.
Is the received copy correct?
1. Check CN390 on the FXB PCB.
2. Check CN22/25 on MJR PCB.
3. Check the Telephone Line Cord.
4. Replace the FXB PCB.
3. Check the Telephone Line Cord.
4. Replace the FXB PCB.
Yes
No
Is a poor copy printed only
when receiving from a
specific transmitter?
when receiving from a
specific transmitter?
Yes
No
Telephone line quality is poor.
The transmitting machine
may be defective.
may be defective.
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