Front Panel Switches; Rear Panel Markings - ZyXEL Communications U-336E User Manual

Front Panel Switches

A/O Determines if the modem is in originate mode or answer
mode when the modem is on-line.
D/V Toggles the modem on-line (off-hook, DATA mode) or off-
line (on-hook, VOICE mode, the telephone set is connected
to the line).

Rear Panel Markings

The U-336E rear panel is shown below:
Figure 2-2 Rear Panel
The following explains the connectors and switch on the rear panel.
POWER
Power switch, turns the modem ON or OFF.
POWER JACK
Input terminal for power adapter.
LINE
Dial-up line RJ-11 terminal jack, for connection to a 2-wire
dial-up or 2-wire leased line.
PHONE
RJ-11 terminal jack, for connection to a telephone set.
Installation 9