Problem Solving
64
When a user error occurs, the location and the procedures for handling
the user error are displayed frame by frame on the Touch Panel Display.
Check the location and handle the user error according to displayed
pictures and this manual. (See pages 78-83)
Ex: Front Cover is
opened.
Ex:
Toner Waste Container
is almost full.
Ex: Toner Waste
Container is full.
Code Check Points
U1 Front Cover is open.
U4 Finisher is pulled out.
U6 ADU Cover and/or Feed Cover 1 and/or Right
Side Cover is open.
U7 Feed Cover 2 & Option Feed Cover are open.
U8 Transport Cover is open.
(When optional Paper Transport Unit is
installed)
U11 Paper remains in the Finisher Bin.
(When optional Finisher is installed)
U12 Finisher Top Cover and/or Staple Cover is
open.
(When optional Finisher is installed)
Code Check Points
U13* Toner level is Low, or has run out.
(See pages 16, 78, and 79)
U14* Toner Waste Container is full.
(See pages 16, 82, and 83)
U15 Toner Waste Container is not installed.
(See pages 82 and 83)
U20 ADF Cover is open.
U21 ADF is open while scanning from ADF.
U25 Toner is hardened. Shake Toner Cartridge
well. (See page 78)
U28 OPC Drum Unit is not installed.
(See pages 80 and 81)
U29 OPC Drum Unit requires replacement.
(See pages 80 and 81)

User Error Codes (U Codes) / Machine Error Codes (E Codes)

User (U) / Jam (J) / Machine (E) Error Codes

NOTE*
A. Blinking Maintenance and Toner/Toner Waste Container Indicators
The machine will complete the current job and stop operating. To continue using the machine temporarily while waiting for a
replacement toner/container, press any key. (Ex: For Toner Waste Container, approximately 300 additional copies can be made)
B. Light up Maintenance and Toner/Toner Waste Container Indicators
The machine stops and will not allow further operation until the Toner Waste Container is replaced.

User Error (Locations)

Error Location Indicator

<Inner>

Toner Cartridges
(Yellow/Magenta/Cyan/Black)
Toner Waste Container
OPC Drum Units
(Yellow/Magenta/Cyan/Black)

<Outer>

ADF Cover
Finisher Top
Cover (Option)
ADF
(Automatic Document Feeder)
Section
Transport
Cover
(Option)
Battery
Holder
Front Cover
Right Side
Cover
Feed Cover 1
ADU Cover
Feed Cover 2
Option Feed
Cover
Select “Close” to
continue the current
job temporarily.
Machine will stop.
Replace the Toner
Waste Container.
E Codes:
Call the authorized Panasonic dealer when
machine Error Code (E Code) appears on the
Touch Panel Display.