TC Communications TC8614 User Manual page 25

Chapter 3 Quick Start Guide
"Off" for Rx loop timing mode
5. Verify the analog/dry contact pin connections as well as the T1/E1 pin
connections. After that, connect the two TC8614 units with a T1/E1 cable.
6. After the T1/E1 connection is established, the front panel "ALM" LED should
be off and the "SYNC" LED should be lit solidly.
7. If the front panel "ALM" LED is solidly lit, press and hold the "R2" ("Reset
Too") button for 3 seconds until the "ALM", "BPV", "CRC", and "SYNC"
LEDs are flashing. The alarm will reset after the "R2" button is released.
8. Connect the analog/dry contact signal source to the TC8614 Port 1 RJ-11
connector.
9. Verify the corresponding channel's "RX" LED is solidly lit to indicate that
audio signal is being received. If the "RX" LED does not light up solidly on a
particular channel, it usually indicates incorrect connections at the RJ-11 input
port (Please double-check your connections and verify them with the pin
assignments table see 2.7.3.1,
TC8614 Rev 1.4 User Manual
600Ω Analog Connections,
Setup
on page 2-7
3-2