Xerox Phaser 6121MFP Service Manual page 148

Error Messages and Codes
3-42
Error code: 00DA
Definition: Can't detect phase 4 signal within 30 seconds or remote side hang up
over 6 seconds.
Solution:
1. Check the phone line for noise, and if necessary, replace the telephone line or
contact your Telecom Service Provider.
2. Boost the machine TX Level.<*1>
3. Change the machine TX speed to V.17, and then resend.
4. Print out the protocol report, and provide it to Technical Support for analysis.
Error code: 00DB
Definition: Didn't receive any T.30 signal within 15 seconds in phase 4.
Solution:
1. Check the phone line for noise, and if necessary, replace the telephone line or
contact your Telecom Service Provider.
2. Boost the machine TX Level.<*1>
3. Change the machine TX speed to V.17, and then resend.
4. Print out the protocol report, and provide it to Technical Support for analysis.
Error code: 00DC
Definition: Received T.30 signal in phase 4 other than DCS, DIS or DTC.
Solution:
1. Change the machine TX speed to V.17, and then resend.
2. Print out the protocol report, and provide it to Technical Support for analysis.
Error code: 00E0
Definition: At phase-D, transmitting PPS_NULL 3 times consecutively but receive
no answer.
Solution:
1. Check the phone line for noise, and if necessary, replace the telephone line or
contact your Telecom Service Provider.
2. Boost the TX Level of sender's machine.
3. Boost the machine TX Level.<*1>
4. Print out the protocol report, and provide it to Technical Support for analysis.
Phaser 6121MFP Service Manual