Ricoh M281 Series Service Manual page 764

Main SP Tables-8
844x-007 LG
844x-008 LT
844x-009 HLT
844x-010 Full Bleed
844x-254 Other (Standard)
844x-255 Other (Custom)

These counters do not distinguish between LEF and SEF.
8451 PrtPGS/Ppr Tray
These SPs count the number of sheets fed from each paper feed station.
001 Bypass Tray
002 Tray 1
003 Tray 2
004 Tray 3
005 Tray 4
006 Tray 5
007 Tray 6
008 Tray 7
009 Tray 8
010 Tray 9
011 Tray10
012 Tray11
013 Tray12
014 Tray13
015 Tray14
016 Tray15
D255/D256/M281/M282
*CTL [0 to 99999999/ 0 / 1/step]
Bypass Tray
Machine
Paper Tray Unit (Option)
Paper Tray Unit (Option)
Paper Tray Unit (Option)
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
3-124 SM Appendix