Panasonic DP-C406 Operating Instructions Manual page 7

Code
U1 Front Cover is open.
U4 Finisher is pulled out.
U6 ADU Cover, 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)
U13*1 Toner level is low, or has run out. (See pages 26 to 27)
U14*2 Toner Waste Container is full. (See pages 31 to 33)
U15 Toner Waste Container is not installed. (See pages 31 to 33)
U20 ADF Cover is open.
U21 ADF is open while scanning from ADF.
U25 Toner is hardened. Shake Toner Cartridge well. (See pages 26 to 27)
U28 OPC Drum Unit is not installed. (See pages 28 to 30)
U29 OPC Drum Unit requires replacement. (See pages 28 to 30)
*1: When the Maintenance and Toner/Toner Waste Container Indicators are blinking
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 400
additional copies can be made.)
*2: When the Maintenance and Toner/Toner Waste Container Indicators light up
The machine stops and will not allow further operation until the Toner Waste Container is replaced.
E Codes
Call the authorised Panasonic dealer when machine Error Code (E Code) appears on the Touch Panel
Display.
Check Points
7