3-24 Phaser 6121MFP Service Manual
Error Messages and Codes
Error code: 0064
Definition: Can't detect any control channel signal in phase D within 60 seconds 
even through there is still energy on the line.
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 the sender's machine.
3. Print out the protocol report, and provide it to Technical Support for analysis.
Error code: 0065
Definition: Can't detect any control channel signal within 60 seconds after 
detecting silence in phase D.
Solution: 
1. Ask the sender to resend the fax.
2. Check the phone line for noise, and if necessary, replace the telephone line or 
contact your Telecom Service Provider.
3. Boost the TX Level of the sender's machine.
4. Print out the protocol report, and provide it to Technical Support for analysis.
Error code: 0066
Definition: Can't receive T.30 signal or carrier after sending CFR in V.34.
Solution: 
1. Ask the sender to resend the fax.
2. Check the phone line for noise, and if necessary, replace the telephone line or 
contact your Telecom Service Provider.
3. Change the machine RX speed to V.17, and then ask sender resend again.
4. Boost the TX Level of the sender's machine.
5. Print out the protocol report, and provide it to Technical Support for analysis.
Error code: 0070
Definition: User pressed Stop key within receiving.
Solution: 
Ask the sender to resend the fax.