TM8100/TM8200 Service Manual TMAA10-08 Desktop Microphone 611
© Tait Electronics Limited November 2007
Programming the
MONITOR key
Program the MONITOR key according to the hookswitch settings in the
TM8100 or TM8200 programming application, as follows:
1. TM8100 radios: Select the Hookswitch Monitor check box, and
select an option in the Hookswitch Monitor Overrides field
(Networks > Basic Settings form > Receiver Monitoring tab).
2. TM8200 conventional radios: Select the Hookswitch Monitor
check box, and select an option in the Hookswitch Monitor
Overrides field (Conventional > Networks > Basic Settings
form > Receiver Monitoring tab).
Refer to the online help of the programming application for
more information.
37.5 Interface Specification
The following table and diagram summarizes the signals used for the desktop
microphone on the radio’s microphone connector and shows the interface
between the desktop microphone and the radio.
Table 37.1 Desktop microphone connector—pins and signals
Pin Signal Description
1 — not connected
2 — not connected
3 — not connected
4 MIC_PTT PTT
5 MIC_AUD audio from the microphone
6 AGND analogue ground
7 — not connected
8 — not connected
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