HP 3150 manual Fax abbreviations, Abbreviation Function Signal format X= any #

Table 22. Fax abbreviations

Abbreviation	Function	Signal format (“X”= any #)
CED	Called station identification	2100 Hz
CFR	Confirmation to receive	X010 0001 1850 or 1650 Hz for
		3 seconds
CIG	Calling subscriber identification	1000 0010
CNG	Calling tone	1100 Hz for 500 ms
CRP	Command repeat	X101 1000
CSI	Called subscriber identification	0000 0010
CTC	Continue to correct	X100 1000
CTR	Response to continue to correct	X010 0011
DBM	-dBM signal strength detected from sending station	Range in -10 to -43 (-43 is a
	(number is deviation from average value)	weak signal; see explanation
		below Figure 85, Example of a
		successfully received fax)
DCN	Disconnect	X101 1111
DCS	Digital command signal	X100 0001
DIS	Digital identification signal	0000 0001
DTC	Digital transmit command	1000 0001
DOM	End of message	X111 0001 1100 Hz
EOP	End of procedure	X111 0100
EOR	End of retransmission	X111 0011
EQM	Eye quality monitor—a measure of the modem signal	0-99
	quality, lower numbers indicate better signals
ERR	Response for end of retransmission	X011 1000
ECD	Facsimile coded date	0110 0000
FCF	Facsimile
FCS	Frame check sequence
FDM	File diagnostics message	X011 1111
FIF	Facsimile information field
FSK	Frequency shift key. Low-speed command identifier
	separating commands/scans; precedes command
	mode.
FTT	Failure to train. The 1.5 seconds of the Training Check	X010 0010
	Frame (TCF) indicates line conditions are not good
	enough for this modulation.
GC	Group command	1300 Hz for 1.5 to 100 seconds
		2100 Hz for 1.5 to 100 seconds
GI	Group identification	1650 or 1850 Hz
HDLC	High-level data link control
LCS	Line conditioning signals	1100 Hz

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