Modem Connection - ZyXEL Communications U-336E User Manual

EIA-232D
Serial port DB25S connector, for connection to the serial port
of a DTE (computer/terminal). Pin assignments are listed in
Chapter 11 Connector Pinouts for your reference. The signal-
pin assignments for RJ-11 phone jacks are also listed in Chapter
11 Connector Pinouts.

Modem Connection

When you connect your modem to the power line, make sure you
only use the power adapter that is supplied with this unit. Use of
another adapter may not allow your modem to operate and could
result in serious damage to the unit.
This adapter is rated for direct connection to an AC power outlet.
Connect your modem as shown in Figure 2-3 Modem Connections.
To Dial-Up or Leased Line
To Power Adapter
Figure 2-3 Modem Connections
There are no DIP switches or configuration settings that you need
to worry about. Your modem comes factory pre-set. User
configurations are also conveniently stored in user selectable non-
volatile memories and can be recalled as often as needed.
10 Installation
To DTE/Computer
To Telephone