Ricoh M0A0 Service Manual page 702

4.Service Tables
G3 Switch 0B Not used (do not change the settings).
G3 Switch 0E (SP No. 1-105-013)
No Function
0- Not used
1
4- Select detection of DTMF/DP detection when
5 using remote switch.
00: DTMF+PSTN (Simultaneous detection)
01: DTMF
10: DP (10 PPPS)
11: DP (20 PPS)
G3 Switch 0D Not used (do not change the settings).
G3 Switch 0E (SP No. 1-105-015)
No Function
0-7 Set CNG send time interval
Some machines on the receiving side may not be able to automatically switch the 3-second CNG interval.
High order bit
Low order bit
G3 Switch 0F (SP No. 1-105-016)
No Function
0 Alarm when an error occurred in Phase
C or later
0: Disabled
1: Enabled
1 Alarm when the handset is off-hook at
the end of communication
0: Disabled
1: Enabled
2- Not used
3
4 Manual calibration setting
76
Comments
Do not change these settings.
This setting determines how to detect the signals from the
handset when remote switch is active.
Comments
3000-2250ms: 3000-50xNms
3000 – 50 x Nms 0F (3000 ms) <= N <= FF (2250 ms)
00-0E(3000-3700ms: 3000+50xNms
3000 – 50 x Nms 0F (3000 ms) <= N <= 0F (3700 ms)
Comments
If the customer wants to hear an alarm after each error
communication, change this bit to "1".
If the customer wants to hear an alarm if the handset is off-hook at
the end of fax communication, change this bit to "1".
Do not change these settings.
1: manually calibrates for communication with a line whose current