Xerox Phaser 8400 Service Manual page 168

Paper Lead Edge Times (Continued)
Paper is picked and moved through either simplex or duplex paper path to determine leading
edge arrival time at each paper path sensor. R values have alternate definitions or are unused
depending on the pick tray and if simplex or duplex path was selected.
R# Definition
8 Exited Interval (us)
Paper Trail Edge Times
Paper is picked and moved through either the simplex or duplex paper path to determine the
paper trailing edge arrival time at each paper path sensor. R values have alternate definitions or
are unused depending on the pick tray and if simplex or duplex path was selected.
R# Definition
Common
0 Tray
1 Paper Size
Tray 4 Pick
2 Tray 4 Pick Trailing
Edge Interval (us)
Tray 3 Pick
3 Tray 3 Pick Trailing
Edge Interval (us)
Tray 2 Pick
2 Unused
4-28
Typical Typical
Value Value
(8400) (8500/
8550)
Typical Typical
Value Value
(8400) (8500/
8550)
Phaser 8400/8500/8550 Color Printer
Actions
Reports the interval from the time
the engine software is
commanded to start the exit
process until the Exit sensor
deactivates.
Actions
Reports the tray from which the
test paper was picked.
Reports the size of the picked
paper.
Reports the interval from the time
the engine software is
commanded to start the tray 4
pick process until the Tray 4 Pick
sensor deactivates.
Reports the interval from the time
the engine software is
commanded to start the tray 3
pick process until the Tray 3 Pick
sensor deactivates.