Chapter1: User Error Codes
#050
[ TX ] Cipher transmission cannot be used
Cause
• The other party is not equipped with a ci-
pher communication function.
#051
[ RX ] Decode error has occurred during cipher
Cause
• The Cipher key does not match that of the
other party.
Remedy
• Transmit using normal mode instead of ci-
• Select the fall-back function (to normal
• Transmit to a fax machine equipped with a
reception
Remedy
• Match the Cipher key of the machine with
1-26
pher mode.
transmission).
cipher communication function.
that of the other party.
[NTT model]
[NTT model]