RTS DSI 2008, Инструкция пользователя

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8 Installation DSI-2008
Bosch Security Systems, Inc. User Manual F.01U.193.295 Rev. 05
Audio Connections for the Other 4-wire Communications Systems
To connect to other 4-wire communication systems , do the following:
1.
Construct 9-pin or RJ-11 cables to connect from the 4-wire system to the DSI 2008.
To connect to the System A hybrid, use either J2A or J3A; for the System B hybrid, use either J2B or J3B. Pin
connections are as follows:
2.
On the DSI 2008 front panel, set the 4W LEVEL REF SEL switches to the position which most closely matches the
audio input and output levels of your 4-wire system.
NOTE: If you don’t know the levels, select the +8dB position for now.
9-Pin Connection
Connector Type: 9-pin male D-subminiature
Pin 1
No connection
Pin 2 No connection
Pin 3 No connection
Pin 4 Balanced Audio + 4-wire output
Pin 5 Balanced Audio - 4-wire output
Pin 6 No connection
Pin 7 Balanced Audio - 4-wire input
Pin 8 Balanced Audio + 4-wire input
Pin 9 No connection
RJ-11 Connection
Connector Type: RJ-11 plug
Pin 1
No connection
Pin 2 Balanced Audio + 4-wire input
Pin 3 Balanced Audio + 4-wire output
Pin 4 Balanced Audio - 4-wire output
Pin 5 Balanced Audio - 4-wire input
Pin 6 No Connection