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3.15 Line tests
This mode offers several internal tests and ability to monitor certain unit output functions. Included are relay
tests, modem signal output monitoring, and DTMF output monitoring.
NOTE
To monitor the tones, an external monitoring device must be connected to the telephone line jack.
3.15.1 Relay Test
This mode tests the on/off operation of various relays and switches.
1. Press <Mode>, <*>, <1>, <2>.
2. Select [Relay].
3. Select the relay you want to test. When it is selected, it will be highlighted.
H relay – on H relay –off L relay – on L relay –off
CONT24V relay – on CONT24V relay – off RI relay – on RI relay – off
Hook key
4. Press [Close] to exit the test.
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