Service manual

MFC-8420/8820D/8820DN, DCP-8020/8025D/8025DN
SERVICE MANUAL
7-25
USB: USB Serial No.
T1_JAM: Number of jams that occurred at the tray 1
T2_JAM Number of jams that occurred at the tray 2
MP_JAM Number of jams that occurred at the MP tray
IN_JAM Number of jams that occurred at the feeding
RE_JAM Number of jams that occurred at the ejecting
DX_JAM Number of jams that occurred at the DX tray
TOTAL PG Total number of pages printed
DRUM_PG Number of pages printed by a drum
TNER_PG Number of pages printed by a toner cartridge
T1_PAGE Number of pages picked up from the tray 1
T2_PAGE Number of pages picked up from the tray 2
MP_PAGE Number of pages picked up from the MP tray
DX_PAGE Number of pages picked up from the DX tray
A4/LTR Number of A4/Letter size sheets picked up
LG/A4L Number of Legal/A4-Long size sheets picked up
B5/EXE Number of B5/Executive size sheets picked up
ENVLOP Number of envelopes picked up
OTHER Number of other-size sheets picked up
DRUM: Drum counter
COVERAGE: Average black coverage
DRUM_CH Number of times the drum has been replaced
DATE Last date when the drum was replaced
TNER_CH Number of times the toner cartridge has been replaced
DATE Last date when the toner cartridge was replaced
COPY Number of copies made
PC PRINT Number of PC prints made
FAX Number of FAX outputs made
MACHINE ERR Last machine error code
COMERR1 Last communication error code
ADF_JAM Number of document jams that occurred at the ADF
AD_PAGE Number of scanned pages from the ADF
FB_PAGE Number of scanned pages from the FB