Troubleshooting
Technical Specifications
Receiver Unit
Network Output (LAN) Port
1x RJ45 Connectors @ 1 Gigabit
Link
Port
16
Twisted
Pair
Terminals
Ethernet
16x 100BASE-TX Full Duplex per Twisted Pair Terminals
LED Connectivity Indicators
Link Status, Power, PoE Out, 10Mb or 1000Mb
Power Requirements
IEC380 power connector - 115/230VAC/50/60Hz/150Watt Max
Total Power Output
52Vdc @ 125 watts max
Max Operating Distance
500m/1,600ft
UTP Cable Specifications
DC Loop Resistance
51 Ohms/1000 feet (max) (51 Ohms/304 meters)
Normal
Capacitance
17pF/ft.
Impedance
100 Ohms +/- 20%
UTP Category
2 or better
Operating Temperature
-15° to 75° C / 0° to 167° F
Humidity
Up
to
95%
non-condensing
Mounting Dimensions
Standard rack mounting design 1RU x 9.0”D
Shipping Dimensions
18”W x 24”H x 8.5”D
Shipping
Weight
11
lbs
PROBLEM
POSSIBLE CAUSE
No video/data
Check camera and ER1651U/ET1551U device connections.
Check Twisted Pair wire condition and connector terminations.
Check that the camera is powered.
Check that supplied camera power meets manufacturer’s
specifications.
Check
cable
that
cable
distances do not exceed PoE capabilities.
Check that UTP cable lengths does not exceed the operating
distances
of
the
ER1651U
&
ET1551U.
Check
link
&
device
status
LED.
Video/data loss
Check network switch terminations & link status.
Check
network
routing
table.
Confer
with
site
Network
Administrator
For Tech Support Call
1-(800)528-4343 (USA)
1-(847)259-8900 (Other)
www.nitek.net (web)
