Ricoh M052 Service Manual page 600

IP Fax Switch 03 [SP No. 1-111-004]
No. FUNCTION
Effective field limitation for G3
0 standard function information
0: OFF, 1: 4byte (DIS)
Switching between G3 standard
and G3 non standard
1
0: Enable switching
1: G3 standard only
2 Not used.
ECM frame size selection at
3 transmitting
0: 256byte, 1: 64byte
DIS detection times for echo
4 prevention
0: 1 time, 1: 2 times
CTC transmission selection
5 0: PPRx1
1: PPRx4
Shift down setting at receiving
6 negative code
0: OFF, 1: ON
7
Not used
SM
COMMENTS
Limits the effective field for standard G3
function information.
Enables/disables switching between G3
standard and G3 non-standard.
Do not change this setting.
Selects the ECM frame size for sending.
Sets the number of times for DIS to detect
echoes.
When "0" is selected, the transmission
condition is decided by error frame numbers.
When "1" is selected, the transmission
condition is based on the ITU-T method.
Selects whether to shift down when negative
codes are received.
Do not change this setting.
97
Bit Switches
M381