Ricoh Aficio MP201SPF Service Manual page 517

Cable equalizer
Bit 7: 0, Bit 6: 0, Bit 5: 0 = None
Bit 7: 0, Bit 6: 0, Bit 5: 1 = Low
5-7
Bit 7: 0, Bit 6: 1, Bit 5: 0 = Medium
Bit 7: 0, Bit 6: 1, Bit 5: 1 = High
Bit 7: 1, Bit 6: 1, Bit 5: 1 = Disabled
Switch 02
No FUNCTION
Initial Tx modem rate
Bit3 Bit2 Bit1
0 0 0
0 0 0
0-3 0 0 1
0 0 1
0 1 0
0 1 0
0 1 1
SM Appendix
If training with a particular remote terminal
Bit0 bps
always takes too long, the initial modem
0 Not used
rate may be too high. Reduce the initial Tx
modem rate using these bits.
1 2400
For the settings 14.4 or kbps slower,
0 4800 Switch 04 bit 4 must be changed to 0.
1 7200
0 9600
1 12000
0 14400
5-79
Dedicated Transmission Parameters
Use a higher setting if there is
signal loss at higher frequencies
because of the length of wire
between the modem and the
telephone exchange when calling
the number stored in this
Quick/Speed Dial.
Also, try using the cable equalizer if
one or more of the following
symptoms occurs.
Communication error with error
codes such as 0-20, 0-23, etc.
Modem rate fallback occurs
frequently.
Do not use settings other
than listed on the left.
If the setting is "Disabled", the bit
switch setting is used.
COMMENTS
Do not use settings other than
listed on the left. If the setting is
"Disabled", the bit switch setting is
used.
D115/D116