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9. TROUBLESHOOTING
Code No.
Category
T23
Not used
T24
Not used
T25
Not used
T26
Not used
T27
Not used
T28
ECM sending
T29
Not used
T30
Not used
T31
Not used
T32
ECM sending
T33
Not used
T34
Not used
ECM
T35
transmission
ECM
T36
transmission
T37
Not used
T38
F code polling tx
T39
Not used
T40
Calling
T41
Not used
T42
Sending
T43
Sending
T44
Sending
T45
Not used
T46
Not used
T47
Not used
Check
T48
Destination
T49
Not used
T50
FAX-CSRC
T51
Not used
T52
Not used
T53
Not used
T54
Not used
T55
Not used
T56
Not used
T57
Not used
136
Contents of Error
Timeout by RR/RNR (60 seconds)
Fall back over by CTC
No responses to RR
DCN reception to RR
SID is received when SEP is
received
Software error at calling
RTN/PIN reception
Three continuous CRP signal
reception
Time error between frames at
transmission
Line disconnected due to no match
as a result of CSI check.
Host terminal ID inconsistency
Service Manual
Field Service Ver. 7.0 Jan. 2009
How to correct
The line may be in trouble. Check
the line noise.
Telephone number may not be set
on the remote station. Check the
CSI signal of the remote station in
the protocol trace list.
Y104784-2
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