Ricoh D127 Field Service Manual page 436

5. Appendix: Fax Service Program
Modem rate used for the next
page after receiving a negative
5
code (RTN or PIN)
0: No change 1: Fallback
6 Not Used
Select detection of reverse polarity
in ringing
7
0: Off
1: On
G3 Switch 04 [SP No. 1-105-005]
No
0-3 Training error detection threshold 0 - F (Hex); 0 - 15 bits
4-7 Not used
G3 Switch 05 [SP No. 1-105-006]
No FUNCTION
228
1: The machine's tx modem rate will fall back before
sending the next page if a negative code is received. This
bit is ignored if ECM is being used.
Do not change the settings
This switch is used to prevent reverse polarity in ringing on
the phone line (applied to PSTN-G3 ringing). Do not
change this setting
0: No detection
1: Detection
FUNCTION
If the number of error bits in the received TCF is below this
threshold, the machine informs the sender that training
has succeeded.
Do not change the settings.
Outside Japan
Inside Japan only
COMMENTS
COMMENTS