Power Jack - ZyXEL Communications U-336S User Manual

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.
• LEASED LINE
Leased-line JM8 terminal jack, for connection to a 2/4-wire
leased line.
• DIAL-UP LINE
Dial-up line RJ-11 terminal jack, for connection to a 2-wire
dial-up line.
• PHONE
Telephone line RJ-11 terminal jack, for connection to a
telephone set.
• EIA-232D
Serial port DB25S connector, for connection to the serial port
of a DTE (computer/terminal). Pin assignments are listed in
Chapter 12 Connector Pinouts for your reference. The signal-
pin assignments on RJ-11 and JM8 phone jacks are also listed in
Chapter 12 Connector Pinouts.
Installation 9