Service manual

Jam Detection
SM 6-33 M052/M053/M054
Trouble-
shooting
6.3 JAM DETECTION
6.3.1 PAPER JAM DISPLAY
SP7-507 shows the paper jam history.
 CODE: Indicates the jam code.
 SIZE: Indicates the paper Size Code.
 TOTAL: Indicates the total counter (SP7-502-001).
 DATE: indicates the date when the jam occurred.
6.3.2 JAM CODES AND DISPLAY CODES
SP7-504 shows how many jams occurred at each location.
Jam Code
SP
Display Description
LCD
Display
7504 1 At Power ON
Tray 1 A1
Vertical transport sensor at the 1st
paper feed unit does not turn off at
power-on.
Y1
Vertical transport sensor at the 2nd
paper feed unit does not turn off at
power-on.
Y2
Vertical transport sensor at the 3rd
paper feed unit does not turn off at
power-on.
Y3