Xerox DocuColor 2240 Service Manual page 516

83-700 HDLC Frame Transmission Error
CS is not Off on modem control;
Procedure
Switch power off then on. Re-try the Fax job. If the problem persists, replace the modem?
Initial issue
DC 3535/2240/1632, WC M24
83-701 T1 Transmission Time-out
DIS is not sent after non-establishment of conversation reservation from remote terminal.
Procedure
Switch power off then on. Ensure that the correct number is dialed. Re-try the Fax job.
NOTE: Customers using G3 DP (Dial Pause) should check if the dialed number contains * or #.
09/03
2-483
Status Indicator RAPs
83-700, 83-701