JDTECK JD55-PR, Operating Instructions Manual, Page: 4 / 9

For PCS 1900 MHz System
4
* Shutdown Algorithm
The embedded detector of repeater is designed to detect whether the RF output power of the
repeater exceeds a prescribe limit on the downlink or uplink. If it catches some overpowers
during 10 seconds and more, the repeater itself shutdown automatically.
Meanwhile, the repeater operates as the above algorithm during shutdown.
* Shutdown Level
Specifications Remarks
Downlink
+15
±
2 dBm / Total
Red LED ON
Uplink
+15
±
2 dBm / 1FA
Red LED ON
5) DC POWER SUPPLY
Port for connecting exterior power adapter that supplies DC7V power to the repeater..
6) HOLE for PICTURE FRAME
Hole for hanging the picture provided ( Optional ).
Detection
for 10 second
S/D for 10 seconds
Inp
u
t
Detection
for 1 second
S/D for 10 seconds
Detection
for 1 second Detection
for 1 second
S/D for 30 m inutes
S/D com pletely