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500-19-54 Dual Channel Telephone Interface
Issue 1.2
Trilogy Communications Limited
Page 15 of 19
5. FRONT PANEL CONTROLS AND INDICATORS
5.1 I/F Power LED
Indicates the TIC card is present and powered.
5.2 Hybrid Power LED
Indicates the Hybrid card is present and powered.
5.3 Comms Link Fail/OK LED
Indicates the state of the data comms between the TIC card and the matrix.
5.4 Hybrid ON/OFF LED
Indicates when the Hybrid is ON or OFF hook.
5.5 Auto Switch
Enables / disables the Auto answer mode of the Hybrid.
5.6 Seize Switch
Manually selects the hybrid off-hook.
5.7 Drop Switch
Manually selects the hybrid on-hook.
Channel
1
DROP
HYBRID
I/F
POWER
AUTO
SEIZE
ON
OK
OFF
FAIL
COMMS LINK
OFF
HYBRID
ON