Canon FAX-L260i Service Manual page 134

FAX-L260i Chapter 3: Maintenance & Service
##1127 [TX/RX] Interworking, unspecified
Cause:
Solutions:
##1130 [TX/RX] D-channel abnormal
Cause:
Solutions:
##1131 [TX/RX] D-channel connection monitoring timer timed out
Cause:
Solutions:
Indicated above
(1) Re-establish communication.
(2) Output a communications analysis list, and analyze it.
(3) Make sure the 4 digits of the applicable error code are registered in #4B ISDN
BASIC G4/G3 Fallback and Speech Fallback on page 3-74.
(4) Take countermeasures as outlined in D-channel connection error in Commu-
nication problems on page 3-52, Section 4.3.4 .
(5) Make an inquiry to the maker of the Switching equipment.
Unrecoverable error occurred in D-channel layer 2,3 protocol procedure
(1) Make sure the line correctly connected.
(2) Switch the power OFF/ON, then re-transmit.
(3) Output a communications analysis list, and analyze it.
(4) Make sure the 4 digits of the applicable error code are registered in #4B ISDN
BASIC G4/G3 Fallback and Speech Fallback on page 3-74.
(5) Take countermeasures as outlined in D-channel connection error in Commu-
nication problems on page 3-52, Section 4.3.4 .
(6) Make an inquiry to the maker of the Switching equipment.
When calling, the connection (disconnection) from the other party expired in a fixed
time interval with no response.
(1) Check to see if the other party is absent or whether they are receiving manually.
(2) Output a communications analysis list, and analyze it.
(3) Make sure the 4 digits of the applicable error code are registered in #4B ISDN
BASIC G4/G3 Fallback and Speech Fallback on page 3-74.
(4) Take countermeasures as outlined in D-channel connection error in Commu-
nication problems on page 3-52, Section 4.3.4 .
(5) Make an inquiry to the maker of the Switching equipment.
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