##1337 [ RX ] Timer used to monitor the absence of a
Cause
• The transmitting machine did not send a
request, and the timer used to monitor the
absence of a communication (T.62 T1
timer) went ON. This fault occurs when
the signal is destroyed by noise or the like.
##1338 [ TX/RX ] Fault occurred in the session procedure
Cause
• A fault occurred in the session procedure
for layer 5 (session layer).
communication went ON
Remedy
• Check to find out that the terminal of the
transmitting party is operating normally,
and start a communication once again.
• Print out a communications analysis list,
and analyze it.
for layer 5
Remedy
• Start a communication once again.
• Print out a communications analysis list,
and analyze it.
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Chapter 2: Service Error Codes