IPE2500A and IPE2500A-MLS Paging Encoder/Desktop Controller
Description
7
03/12
Line Connector
The six-pin line connector is located on the rear of the desk set. See rear view diagram above. The line
connector pinout and diagram are shown below:
Pin Function
6 No
connection
5
Four-wire RX +IN
4
Two-wire TX +OUT/RX IN
3
Two-wire TX –OUT/RX IN
2
Four-wire RX –IN
1 No
connection
Audio Accessory/RS-232 Port
IPE2500A contains an eight-pin modular desk mic port to provide audio accessory options. Possible
accessories include desk mic, gooseneck mic, boom mic, headset, or footswitch. The port is also used as
the connector to a PC for CARD Suite programming.
Mic Input
Pin
Function
Type: Passive
input
8
B+ OUT (through 10 ohm)
Input Impedance:
>2k ohm
7
RS-232 TX OUT
Nominal Input Level:
−
20 dBm
6
Monitor IN (closure to ground)
Input Adjustment Range:
N/A
5
AGND
4
Mic IN (with bias voltage)
3
PTT IN (closure to ground)
2
RS-232 RX IN
1
RX audio OUT (handset audio)
Содержание IPE2500A
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Страница 77: ...IPE2500A and IPE2500A MLS Paging Encoder Desktop Controller Schematics 71 Tone RC Desk Set DSP Block Sheet 4...
Страница 79: ...IPE2500A and IPE2500A MLS Paging Encoder Desktop Controller Schematics 73 Tone RC Desk Set Power Supply Sheet 6...
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