Calix T073G HGU ONT User Manual - page 14
14
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Connecting to an External UPS
UPS power cord can be ordered from Calix. They are sold as 1 meter and 3 meter pre-
terminated cables, as well as 6 meter un-terminated (UPS) cables. The UPS power cord is
sold separate from the ONT package. The figure and table below show the PIN numbering
of the UPS connector on the ONT.
UPS Pin Numbering
UPS PIN Signal Description
PIN
Color
Signal
Description
1
Red
+12 V
DC +12 VDC input
2
Grey
ON_BAT
On Battery
3
Blue
BAT_MISSING
Battery Missing
4
Green
GND
Signal Return (Ground)
5
Black
GND
Power Input Return (Ground)
6
Brown
REPLACE_BAT
Replace Battery
7
Orange
LOW_BAT
Low Battery
8
Yellow
NC
Not Used
Connecting Telephone (POTS) Service
1. Locate the premises telephone wire pair.
2. If the wire pair is not terminated, follow local practices to attach an RJ-11 connector
3. Plug the wire pair with RJ-11 connector into one of the ONT RJ-11 phone jacks
4. Repeat step 2-3 as needed to connect additional phone lines
POTS RJ-11 Connector Wiring Pattern
Pin
Signal
Pin
Signal
1
Unused
3
Tip
2
Ring
4
Unused
Warning! Make sure the wire pair connected is from/to the telephone. Using the
wire pair from/to the PSTN network incorrectly may cause damage to user and
the device.