Ricoh A230 Service Manual page 702

FAX COMMUNICATION FEATURES
One-step Shift-up from Receiving Terminal
NOTE: The receiving terminal must be this machine.
If this machine has sent two consecutive MCFs and it can detect a good line
condition, it will request a one step shift-up to the sender terminal in the next
control channel.
A230/A231/A232
TX
26.4kbps Fax data
M C F
26.4kbps Fax data
M C F
26.4kbps Fax data
M P h
M P h
M C F
28.8kbps Fax data
2-30
RX
1
2
Shiftup
A693D534.WMF
SM