Xerox WorkCentre Pro 423 - Page 113

03/02 Level 2 Troubleshooting
WorkCentre Pro 423/428 2-81 CHAPTER 2 TROUBLESHOOTING
Operator Presen-
tation
Appli-
cation
Session Trans-
port
Net-
work
Data-
Link
Physi-
cal
ISDN net Physi-
cal
Data-
Link
Net-
work
Trans-
port
Session
Presen-
tation
Appli-
cation
Operator
*
UA
RDE
CF
Text.U
Text.U
Text.U
I(DT(TDT(CDUI(TextU))))
I(DT(TDT(CDUI(TextU))))
I(DT(TDT(CDUI(TextU))))
CDE
I(DT(TDT(CDE)))
I(DT(TDT(RDEP)))
I(DT(TDT(CSE)))
I(DT(TDT(RSEP)))
I(CQ)
I(CF)
DIS
CSE
RSE
D-channel communication - disconnection (See the D-channel sequence)
*
Text.U: Image
information packet. The
number of packets
depends on the
information density of
the document.
CQ