Error Codes
SM 29 D649
Fax Option
Type C305
(D649)
Code Meaning Suggested Cause/Action
6-05
G3 ECM - facsimile data
frame not received within
18 s of CFR, but there was
no line fail
 Check the line connection.
 Check for a bad line or defective remote
terminal.
 Replace the FCU.
 Try adjusting the rx cable equalizer
Cross reference
 Rx cable equalizer - G3 Switch 07 (PSTN)
6-06
G3 ECM - coding/decoding
error
 Defec tive FCU.
 The other terminal may be defective.
6-08
G3 ECM - PIP/PIN
received in reply to
PPS.NULL
 The other end pressed Stop during
communication.
 The other terminal may be defective.
6-09 G3 ECM - ERR received
 Check for a noisy line.
 Adjust the tx levels of the communicating
machines.
 See code 6-05.
6-10
G3 ECM - error frames still
received at the other end
after all communication
attempts at 2400 bps
 Check for line noise.
 Adjust the tx level (use NCU parameter 01 or
the dedicated tx parameter for that address).
 Check the line connection.
 Defective remote terminal.
6-21
V.21 flag detected during
high speed modem
communication
 The other terminal may be defective or
incompatible.
6-22
The machine resets the
sequence because of an
abnormal handshake in the
V.34 control channel
 Check for line noise.
 If the same error occurs frequently, replace the
FCU.
 Defective remote terminal.
6-99
V.21 signal not stopped
within 6 s
 Replace the FCU.
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