Canon FAX-L1000 User Manual

Page 550

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5-192

FAX-L1000 Chapter 5: Appendix

##1127 [TX/RX] Interworking, unspecified

Cause:

Indicated above

Solutions:

(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

#4C ISDN BASIC, [G4/G3 Fallback]

and

[Speech Fallback]

.

(4) Take countermeasures as outlined in

D-channel connection

error

in

this Chapter, 3.6.6 Maintenance and service, c)

Communication problems.

(5) Make an inquiry to the maker of the Switching equipment.

##1130 [TX/RX] D-channel abnormal

Cause:

Unrecoverable error occurred in D-channel layer 2,3 protocol
procedure

Solutions:

(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

#4C ISDN BASIC, [G4/G3 Fallback]

and

[Speech Fallback]

.

(5) Take countermeasures as outlined in

D-channel connection

error

in

this Chapter, 3.6.6 Maintenance and service, c)

Communication problems.

(6) Make an inquiry to the maker of the Switching equipment.

##1131 [TX/RX] D-channel connection monitoring timer timed out

Cause:

When calling, the connection (disconnection) from the other party
expired in a fixed time interval with no response.

Solutions:

(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

#4C ISDN BASIC, [G4/G3 Fallback]

and

[Speech Fallback]

.

(4) Take countermeasures as outlined in

D-channel connection

error

in

this Chapter, 3.6.6 Maintenance and service, c)

Communication problems.

(5) Make an inquiry to the maker of the Switching equipment.

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