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KX-FT21LA
TROUBLESHOOTING GUIDE
Confirm if a mechanical problem
occurred. E.g., the caller inter-
rupted the transmission.
Was it mechanical error as
mentioned above?
Was it a mechanical error as
mentioned above?
Perform voice communication
with the NG receiver.
Ask the receiver to set the
receiver’s FAX machine to the
receivable mode and
communicate again.
Check if the line is not inter-
rupted by noises or cross talk.
If not, wait until the line is
satisfactory for correct com-
munication.
Ask the caller to transmit the
data again.
Confirm if a mechanical problem
occurred. E.g., the receiver inter-
rupted the reception.
DCN responds to the post message.
DCN is received after FTT transmission.
No response at the other party after MCF or
CFR is transmitted.
DCN is received after CFR transmission.
NO
YES
YES
NO
13
14
6.1
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