NEC NEFAX 671 Service Manual page 306

Code
At phase-D, transmitting unit sends out PPS_EOP 3 times consecutively but no
00E8
answer.
00E9 Receive PIN signal after sent last page three times.
Did not receive any response in RR response procedure after sending
00EA
PPS_EOP.
At phase-D, transmitting unit sends out PPS_EOM 3 times consecutively but no
00EB
answer.
00EC Received incorrect response after sending PPS_EOM.
Did not receive any response in RR response procedure after sent out
00ED
PPS_EOM.
At phase-D, transmitting unit sends out EOR_NULL 3 times consecutively but no
00EE
answer.
00EF Received incorrect response after sending EOR_NULL.
00F0 Did not receive any response procedure after sending EOR_NULL.
At phase-D, transmitting unit sends out EOR_MPS 3 times consecutively but no
00F1
answer.
00F2 Received incorrect response after sending EOR_MPS.
00F3 Received ERR signal after sending EOR_MPS.
Did not receive any response in RR response procedure after sending
00F4
EOR_MPS.
At phase-D, transmitting unit sends out EOR_EOP 3 times consecutively but no
00F5
answer.
00F6 Received incorrect response after sending EOR_EOP.
After Received ERR, our side can not receive response after sending EOR_EOP
00F7
command.
At phase-D, transmitting unit sends out EOR_EOM 3 times consecutively but no
00F8
answer.
00F9 Received incorrect response after sending EOR_EOM.
00FA Received ERR signal after sending EOR_EOM.
Did not receive any response in RR response procedure after sending
00FB
EOR_EOM.
00FC Did not receive any response after sending CTC.
00FD Can't speed down to lower speed in ECM mode.
00FE Memory full for transmission.
00FF Redial all fail.
Possible Causes of Error.
T-44