WorkCentre 3210/3220 Multifunction Printer Service Manual 4-21
General Troubleshooting
Common Fax Communication Commands
Command Definition Responses
(NSF) (CSI) DIS Negotiating capabilities from a manual
receiver or an auto answer terminal
(NSC) (CIG) DTC
(TSI) DCS
(NSF) (CSI) DIS
(CRP) (TSI) (NSS)
(PWD) (SEP) (CIG) DTC
(PWD) (SUB) (TSI) DCS
(NSC) (CIG) DTC
(PWD) (SEP) (CIG)
DTC
Mode setting from calling terminal
This is a poll operation
(TSI) DCS
(NSF) (CSI) DIS
(CRP) (TSI) (NSS)
(TSI) DCS
(TSI) (NSS)
(PWD) (SUB) (TSI)
DCS
Mode setting from manual transmitter
or automatic receiver.
CFR
FTT
(NSC) (CIG) DTC
(NSF) (CSI) DIS
(CRP)
CTC Mode setting from the transmitter to
the receiver.
(CTR)
(CRP)
(EOR-NULL) Indicates the next block transmission
from the transmitter to the receiver.
(ERR)
(RNR)
(CRP)
(EOR-MPS) or
(EOR-EOP) or
(EOR-EOM) or
(EOR-PRI-MPS) or
(EOR-PRI-EOP) or
(EOR-PRI-EOM)
Indicate the next message
transmission from the transmitter to
the receiver
(ERR)
(RNR)
PIN
(CRP)
MPS or EOP or
EOM or
(PRI-MPS) or
(PRI-EOP) or
(PRI-EOM)
Post-message commands MCF
RTP
RTN
PIP
PIN
(CRP)
(PPS-NULL) Post-message command for a partial
page: from the transmitter to the
receiver
(PPR)
MCF
(RNR)
(CRP)
(PPS-MPS) or
(PPS-EOP) or
(PPS-EOM) or
(PPS-PRI-MPS) or
(PPS-PRI-EOP) or
(PPS-PRI-EOM)
Post-message commands for a
complete page: from the transmitter to
the receiver
(PPR)
MCF
(RNR)
PIP
PIN
(CRP)
(RR) Ask for the status of the receiver: from
the transmitter to the receiver
(RNR)
(ERR)
MCF
PIP
PIN
(CRP)
DCN Phase E command None