7
UC300 Universal Converter
Chapter 3: Hardware
3.1 UC300 Inputs and Outputs
Figure 1 – UC300 LEDs
• Tip/ring – connect to the end user’s landline (not mandatory)
• T1/R1 – connect to the end user’s control panel telephone line
• Serial mini type connector – for FW upgrade, IP150 and PCS250/PCS250G connection
• DC in – supervised power input
• Two LEDs (green and blue see LED indication section)
• Reset switch
Warning:
Connecting the Power Input to an AC/DC power source must be performed only with a safety
approved Limited Power Source (LPS) AC/DC adaptor.
Note:
There is no need for a ground connection to the UC300 since the control panel has a ground
connection.
3.2 LED Assignment
3.2.1 Power – Green
Note:
The Green LED may take up to 15 seconds before it is activated in order to allow the “DC IN” time to
stabilize before it is analyzed.
Description Special Feature (Green)
Behavior
< 9v
Off
9v – 12v
Slow (1s on, 1s off) flashing green
12v – 15v Recommended Operating Voltage
Steady green
15v – 18v
Fast (0.5s on, 0.5s off) flashing
green
> 18v
Off