28 care and maintenance of your laser printer, Load exec u16, Uc load exec – Panasonic KX-P4440 User Manual
Page 122: Lc load exec, Mf load exec, Load a4 u17, Uc load a4, Lc load a4, Mf load a4, Chng toner u20
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Error Messages
Error
Code
Possible Cause
Recovery
LOAD EXEC
U16
Printer requires executive paper in
upper cassette or lower cassette.
Load executive paper in upper
cassette or lower cassette and set to
executive format in upper or lower
format menu or force printing by
pressing the ON LINE key.
UC LOAD EXEC
Printer requires executive paper in
upper cassette.
Load executive paper in upper
cassette and set to executive format
in upper format menu or force
printing by pressing the ON LINE
key.
LC LOAD EXEC
Printer requires executive paper in
lower cassette.
Load executive paper in lower
cassette and set to executive format
in lower format menu or force
printing by pressing the ON LINE
key.
MF LOAD EXEC
Printer requires executive paper in
manual feed area.
Load executive paper in manual
feed area or force printing by
pressing the ON LINE key.
LOAD A4
U17
Printer requires A4 paper in upper
cassette or lower cassette.
Load A4 paper in upper cassette or
lower cassette and set to A4 format
in upper or lower format menu or
force printing by pressing the ON
LINE key.
UC LOAD A4
Printer requires A4 paper in upper
cassette.
Load A4 paper in upper cassette
and set to A4 format in upper
format menu or force printing by
pressing the ON LINE key.
LC LOAD A4
Printer requires A4 paper in lower
cassette.
Load A4 paper in lower cassette
and set to A4 format in lower
format menu or force printing by
pressing the ON LINE key.
MF LOAD A4
Printer requires A4 paper in manual
feed area.
Load A4 paper in manual feed area
or force printing by pressing the ON
LINE key.
CHNG TONER
U20
Too little toner is in the toner
cartridge.
(Printing is possible.)
Change toner cartridge. (Refer to
page 5-1.)
TONER EMPTY
U21
Over 50 copies tried with
“CHNG
TONER”
cartridge displayed.
(Printing is not possible.)
Change toner cartridge. (Refer to
page 5-1.)
Table 5.3 Error messages (continued)
5-28 Care and Maintenance of Your Laser Printer