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Specifications
ISDN A/B/C jacks
PROCESSOR connector (male; external microphone kit)
A-18
Appendix
1
8
Modular jack
Pin
Signal
Description
1
NC
2
NC
3
TA
Transmit+
4
RA
Receive+
8
6
5
3
2
1
Mini DIN 8-pin jack
Pin
Signal
Description
1
MIC +
Mic signal
2
MIC –
Mic signal
3
WAKEUP
Wake up
4
T-TXD
Tablet TX data
Pin
Signal
Description
5
RB
Receive–
6
TB
Transmit–
7
NC
8
NC
Pin
Signal
Description
5
INIT MODE Initial mode
6
+5V
+5V
7
+12V
+12V
8
AGND
Analog ground
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