##1620 [ TX/RX ] The connection timer went ON/the
Cause
• In transmission, the timer used to monitor
the period between when channel D is con-
nected and when channel B is connected
went ON.
• In reception, the specified page cannot be
received.
##1983 [ TX/RX ] Restriction on communication [USA model]
[ TX/RX ] Restriction on transmission [French model]
Cause
• Connection to the PSDN was subjected to
restriction (restriction on connection).
• The machine was disconnected from the
network (restriction on transmission).
specified page cannot be received
Remedy
• Check to find out that the terminal of the
other party is operating normally.
• Start a communication once again.
• Print out a communications analysis list,
and analyze it.
• Start a communication once again.
• Print out a communications analysis list,
and analyze it.
Remedy
• Start a communication once again.
• Print out a communications analysis list,
and analyze it.
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Chapter 2: Service Error Codes