HP Codemaster 100 User Manual page 192

Using Landline Communications
Table 10-2 lists the direct communications capabilities via the RS 232 cable. HP
recommends that you replace the serial cable on a regular basis based on used rate or
at any time communications problems arise through the RS232 port, especially for
units used outside of North America and the UK.
Table 10-2 Direct CommunicationsCcapabilities
Sent From
The internal modem will not work with a digital phone system or a digital Public
NOTE
Branch Exchange (PBX).
Figure 10-2 illustrates a standard landline connection using the internal modem.
Figure 10-3 shows the HP CodeMaster 100 connecting to a landline connection
using an external modem.
10-4
Via Destination