Maintenance Mode (for Touch Panel Models) 
 
M0C3/M0C4/M0C5/M0C6/M0C7  5-24  SM 
Menu  Description 
Settings  Transmission T  [100 ms (Default)] 
Minimum Pause 
In Tone Dial 
Sets the minimum pause during tone dialing 
[100 ms (Default)/ 150 ms/ 200 ms] 
Attenuator of 
Pseudo Ring 
Sets the attenuator for pseudo ringback tone to the line 
[0 to 15 / 10 (Default)/ 1 dB/step] 
DTMF Level 
Sets the transmission level of DTMF tones. 
[-12 dBu / -11 dBu/ -10 dBu (Default)/ -8 dBu/ -6 dBu] 
DTMF Delta 
Sets the level difference between high band frequency 
signals and low band frequency signals when sending DTMF 
tones. 
[1 dBu/ 2 dBu (Default)/ 3 dBu] 
1Dial Tone 
Detection 
Wait Time 
The machine starts dialing after the specified interval without 
detection of a dial tone when dial tone detection is set to "No 
detection". 
[3.5 Sec (Default)/ 7.0 Sec/ 10.5 Sec/ 14.0 Sec] 
Timeout Length 
This setting sets the time-out length for the 1st dial tone 
detection. The machine waits for a dial tone for the specified 
time and disconnects itself from the line when no dial tone is 
input. 
[10 Sec (Default)/ 15 Sec/ 20 Sec/ 30 Sec] 
BT (Busy 
Tone) 
Detection 
BT Setting 
DFU 
[Off/ On(Default)] 
BT Frequency 
DFU 
[300-550 Hz/ 300-650 Hz/ 325-525 Hz/ 340-550 Hz/ 350-500 
Hz (Default)/ 350-550 Hz/ 375-475 Hz/ 380-520 Hz] 
BT Level 
DFU 
[-35 dB/ -36 dB/ -37 dB/ -38 dB/ -39 dB (Default)] 
BT Cadence 
DFU 
 
[0.10/ 0.15/ 0.20/ 0.25/ 0.30/ 0.35/ 0.40/ 0.45/ 0.50 (Default)/ 
0.75] 
Comm  RTN Rate 
The machine checks the actual data reconstruction errors