DSG Technology AA9604 Руководство по эксплуатации - Страница 10
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Chapter 2 Installation
system switches among the DAY/ NIGHT/ NOON modes automatically
according to the time schedule. Lower position represents MANUAL, and the
DAY/ NIGHT/ NOON modes can be selected manually with the MODES
switch as describe above.
(7) SECURITY / NORMAL: System security switch. Upper position represents
NORMAL, and the system allows one to enter the programming mode with a
password. Lower position represents SECURITY, and the system does not
allowed any one to enter the programming mode even if the person has the
password. This is often used to prevent the caller from entering programming
mode.
(8) ON/DISABLE: The upper position represents ON, which means the system is
running normally. The lower position represents DISABLE, which disables the
system, and puts all LINE1, LINE2, LINE3 and LINE4 in off-hook status.
2-4 Rear Panel
Figure 3: Rear Panel
(1) BATTERY DC 12V (optional accessory): Battery Connector for connection to
an external DC12V battery. When a power failure occurs, the battery should
supply the power automatically, to maintain the operation of the system.
(2) POWER DC 12V: Power Socket for connection with external power source.
Plug the factory-supplied 110V~220V/12V transformer extension wire in to
this socket. If the external power source is in good condition, the power
indicator on the front panel should turn red.
(3) SERIAL PORT JACK: The serial port is used for the setting up the system
when more than one unit of AA9604 are connected to the PBX.
(4) LINE1, LINE2, LINE3, LINE4: Phone line jack for connection to a PBX. The
telephone lines should be standard 2-wired analogue telephone lines, which
transmit DTMF signals.