26
A100K10788
IP Master Station Installation & Configuration
J8
Dual RJ11 for handset and headset.
Handset can optionally be connected via J11, J12 and J13.
Handset:
Pin 1 Mic+
Pin 2 Spk+
Pin 3 Spk- (0 V)
Pin 4 Mic-
Pin 5 Hook-switch (must be connected to pin 3
with a switch)
Pin 6 PTT (May not be supported by SW)
Headset:
Pin 7 Mic+
Pin 8 Spk+
Pin 9 Spk-
Pin 10 Mic-
Pin 11 PTT Ground
Pin 12 PTT (May not be supported by SW)
J9
6-pin header for connecting external amplifier.
12V/5W can be supplied to the external amplifier.
Signal to amplifier is balanced 0dBm 600 ohm.
Pin 1 +13 V max. 500 mA to amplifier
Pin 2 LSN negative line
Pin 3 LSP
positive line
Pin 4 GND
Pin 5 AMP_EN enable signal to amplifier
Pin 6 AMP_ERR error signal from amplifier
J10
Internal microphone
Pin 1 MIC+
Pin 2 MIC-
J11, J12, J13
Pin header for handset connection.
Same as J8 pin 1 - 6.
J11
Pin 1 Spk+
J11
Pin 2 Spk-
J12
Pin 1 Mic+
J12
Pin 2 Mic-
J13
Pin 1 OFFHOOK
J13
Pin 2 GND
J13
Pin 3 PTT
S1
Slide-switch to select internal microphone (Int) or gooseneck microphone
(Ext).
S3
4-way DIP switch for future use.
Leave all in default OFF position.
J8
1
6
J8
7
12
1
6
+13V
-
+
EN
ERR
1
2
+_
J11
J12
J13
1
1
1
Int
Ext
1 2 3 4
ON
OFF