Ricoh C9020L Operating Instructions Manual page 736

2. Connecting the Machine
• When you use the optional handset or an external telephone with the [On Hook Dial] key for telephone
calls, you can not talk with the other party without pressing the [On Hook Dial] key after talking off
the receiver.
Specifying the handset line type
2
The switch on the handset should be in the appropriate position-TT (Tone Dialing) or DP (Pulse Dialing).
Adjusting the handset bell volume
Adjust the handset ringer volume using the volume switch.
• Some external telephones may not be connected or may suffer reduced functionality.
66
TT DP
BHJ310S
Ringer
x
BHJ311S