ZyXEL Communications 56K - Manual (Page 17)

User's Guide for ZyXEL Omni 56K and Omni 56K Plus Modems
2-3
Back Panel Switches
Figure 1. Back Panel
Switch Description
ON/OFF Power ON/OFF switch
AC IN 9V-AC power input socket to connect the AC power adapter.
RS-232 Serial port DB-9 female connector to plug the RS-232 cable and
connect to the serial port of a DTE or computer.
USB Universal series bus connector that connects to any one of your
devices with USB port, such as your computer or USB hub. (Omni 56K
Plus only)
LINE Analog port RJ-11 terminal jack for connecting to wall jack.
PHONE Analog port RJ-11 terminal jack for connecting to your phone
set.
Table 3. Back Panel Description
Phone AC IN Line
ON/OFF
RS-232
USB
For Omni 56K Plus only.