Panasonic UF-5500, Service Manual

Page: 128 / 365

128
UF-5500 / 4500
11.2.2.2. Recording Paper Feed
No. Symptom Cause Countermeasure
1 Multiple Feed (P.143) Dirty or failed the pickup roller Clean or replace the pickup roller
Dirty or failed the pickup rubber Clean or replace the separation rubber
2 The Recording Paper is
Waved or Wrinkled
(P.143)
Dirty the pressure roller or the heat roller Clean the pressure roller and the heat roller
Failed the spring of pressure roller Replace the spring of pressure roller
Separator of heat roller a check Replace separator
Dust on the recording paper path Clean the recording paper path
Too thin recording paper Use the recording paper from 16lb to 24lb
3 Skew (P.144) Dirty or failed the pickup roller Clean or replace the pickup roller
Dirty or failed the pickup rubber Clean or replace the separation rubber
Dirty or failed the paper feed roller Clean or replace the regist roller
Dust on the recording paper path Clean the recording paper path
Failed LSU Replace LSU
Over the max capacity of the recording paper Set up to MAX 250 sheets
Too thick or too thin recording paper Use the recording paper from 16lb to 24lb
4 The Recording Paper
Does Not Feed
(P.145)
Dirty or failed the pickup roller Clean or replace the pickup roller
Dirty or failed the pickup rubber Clean or replace the separation rubber
Failed the gear Check the gear
Failed the solenoid Check the solenoid
Failed the engine motor Go to Motor Section (P.174)
Failed the pickup sensor lever Check the pickup sensor lever
Failed the pickup sensor Go to Sensor Section (P.171)
5 The Recording Paper Jam
(P.146)
”PAPER JAMMED” ON
THE LCD
Dirty or failed the pressure roller Clean or replace the pressure roller
Dirty or failed the heat roller Clean or replace the heat roller
Separator of heat roller a check Replace separator
Dust on the recording paper path Clean the recording paper path
Failed the paper feed roller Replace the registration roller
Failed the pickup sensor lever Check the pickup sensor lever
Failed the pickup sensor Go to Sensor Section (P.171)
Failed the registration sensor lever Check the Registration & Manual paper sensor (paper top sen-
sor) lever
Failed the registration sensor Go to Sensor Section (P.171)
Failed the exit sensor Check the Paper Exit sensor lever
Too thick or too thin recording paper Use the recording paper from 16lb to 24lb
Not set the toner bottle Set toner bottle
6 Back Side of The Record-
ing Paper is Dirty
(P.148)
Dirty the recording paper path Clean the recording paper path
Dirty the pressure roller Clean the pressure roller
Dirty the regist roller Clean the registration roller
Failed the high-voltage terminal Check the high-voltage terminal
Failed the high voltage power supply board Go to High Voltage Section (P.181)