Ricoh Type M12 Field Service Manual page 156

4. Service Tables
Switching between G3 standard and
G3 non standard
1
0: Enable switching
1: G3 standard only
2 Not used
ECM frame size selection at transmitting
3
0: 256byte, 1: 64byte
DIS detection times for echo prevention
4
0: 1 time, 1: 2 times
CTC transmission selection
5 0: PPRx1
1: PPRx4
Shift down setting at receiving negative
code
6
0: OFF, 1: ON
7 Not used
No.
0-3 TCF error threshold
4-7 Not used
No.
154
IP Fax Switch 04 (SP No. 1-111-005)
Function
Sets the TCF error threshold level. [00 to 0f]
The default is "1111" (0fH).
Do not change these settings.
IP Fax Switch 05 (SP No. 1-111-006)
Function
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.
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