NEC NEFAX 671 Service Manual page 305

Code
At phase-D, transmitting unit sends out EOP 3 times consecutively, but receives
00C1
no answer from receiving unit.
00C2 Remote side disconnect after sending out V.8 CM signal.
After sending MPS signal, the received signal is not one of MCF, RTN, PIP, PIN,
00C4
RTP, DCN.
00C5 Received DCN signal after sending MPS signal.
At phase-D, sending MPS 3 times consecutively, but no answer from receiving
00C9
unit.
After sending EOP signal, the received signal is not one of MCF, RTN, PIP, PIN,
00CA
PRI-EOP, DCN.
00CB After sending EOP signal, the received signal is DCN signal.
After sending EOM signal, the received signal is not one of MCF, RTN, PIP, PIN,
00CC
RTP, DCN.
At phase-D, transmitting unit sends out EOM 3 times consecutively, but receives
00CD
no answer.
00CE At phase-D, transmitting unit sends out EOM, but receives DCN.
00CF Received incorrect signal after sending DTC signal for V.34 polling.
00D0 Received ERR signal after sending EOR_NULL.
ECM TX received wrong command in phase D after PPS-EOP. (not PPR, MCF,
00D1
PIP, PIN,.....).
00D2 Receive DCN after send command PPS-EOP signal.
00D3 Received DCN after sending PPS_NULL signal.
00D4 Received DCN after sending PPS_EOM signal.
00D8 Did not detect correct phase C signal for polling within 25 seconds.
00D9 Did not detect correct phase C signal after detecting silence after phase B.
Did not detect phase D signal within 30 seconds or remote side hang up over 6
00DA
seconds.
00DB Did not receive any T.30 signal within 15 seconds in phase D.
00DC Received T.30 signal in phase D other than DCS,DIS or DTC.
00DD Remote side not the same model or no mailbox ID defined for mailbox TX.
00DE Remote side no SUB capability in V.34.
At phase-D, transmitting unit sends out PPS_NULL 3 times consecutively but
00E0
receives no answer.
00E1 Received incorrect response after sending PPS_NULL.
Did not receive any response in RR response procedure after sending
00E2
PPS_NULL.
At phase-D, transmitting unit sends out PPS_MPS 3 times consecutively but no
00E4
answer.
00E5 Received incorrect response after sending PPS_MPS.
Did not receive any response in RR response procedure after sending
00E6
PPS_MPS.
00E7 Received DCN after sending PPS_MPS.
Possible Causes of Error.
T-43