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SC720/SC820
Installation
Item
Name
4
POWER
5
REPEAT
6
SQUELCH
7
TAKEOVER
8
TX
9
VOLUME
90007-201C
Description
Controls the ON/OFF condition for SC720/SC820 system power.
When the POWER button is in the recessed position (button IN) the
SC720/SC820 system power is ON and the POWER LED indicator will illuminate
RED.
When the POWER button is in the extended position (button OUT) the
SC720/SC820 system power is OFF and the POWER LED indicator is
extinguished.
Enables the SC720/SC820 Data Repeater.
When the REPEAT button is in the recessed position (button IN) the
SC720/SC820 system is SET (ENABLED) for Data Repeater communications
with the SAFECOM system and the REPEAT LED indicator will illuminate
AMBER.
When the REPEAT button is in the extended position (button OUT) the
SC720/SC820 is INHIBITED (DISABLED) from data repeater communications
and the REPEAT LED indicator is extinguished.
Allows manual adjustment of the noise squelch sensitivity to mute or unmute ALL
received audible RF activity heard from the internal SPEAKER.
Turn the Squelch knob CLOCKWISE to DECREASE the squelch sensitivity and
set the noise threshold level.'
Turn the Squelch knob COUNTER-CLOCKWISE to INCREASE the squelch
sensitivity and set the noise threshold level.
Note:
The position of the Squelch knob does NOT affect
SC720/SC820 Data Repeater communications.
Selects the interface capability (Enabled/Disabled) of the Accessory connector,
located on the rear of the SC720/SC820 Data Repeater unit.
When the TAKEOVER button is in the recessed position (button IN) the
Accessory connector is DISABLED and the TAKEOVER LED indicator will
illuminate AMBER. The SC720/SC820 system can NOT interface with other
SAFECOM Data Repeaters via the Accessory connector.
When the TAKEOVER button is in the extended position (button OUT) the
Accessory connector is ENABLED and the TAKEOVER LED indicator is
extinguished. The SC720/SC820 system CAN interface with other SAFECOM
Data Repeaters via the Accessory connector.
Note:
The position of the Takeover button does NOT affect
SC720/SC820 Data Repeater communications when configured
as a single data repeater in a SAFECOM repeater network.
Indicates the SC720/SC820 transmitter is transmitting an RF carrier signal when
the TX LED illuminates RED.
Controls the audible volume level of the radio activity on the RF channel activity
heard from the internally mounted speaker.
Turn the Volume knob CLOCKWISE to INCREASE the volume level, and
COUNTER-CLOCKWISE to DECREASE the volume level.
Note:
The Volume knob does NOT affect SC720/SC820 Data
Repeater communications.
Table 5: SC720/SC820 Front Panel Items
SC720/SC820 Operation and Installation Guide
Page 14
© 2004 Bosch Security Systems
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