8 IP920 Operating Manual: Chapter 2 Electrical/Physical
Cycling power during system
upgrading will corrupt flash file
system. The system will not boot
properly. System can only be
recovered with recovery
procedure.
2.2 LED OPERATION
LED functionality is dependent on the mode of operation. Table 6 explains
LED operation for the various modes.
Table 6 LED Operation
LED
MODE RX/Sync TXMode RSSI1,2,3
Power Up OFF OFF OFF
Configuration Mode OFF OFF OFF
Master ON while receiving
valid data packets
from remotes and
repeaters in the
network
ON RSSI mode
based on all
received packets
1
See Table 8
Repeater
During Sync. Acquisition
OFF OFF alternating
300ms ON
Repeater When
Synchronized
ON for first portion
of hop interval
ON for second
portion of hop
interval
RSSI mode
based on packets
received from
Remotes
2
See Table 8
Remote During Sync.
Acquisition
OFF OFF alternating
300ms on
Remote When
Synchronized
ON ON when
transmitting a
packet
RSSI mode
based on packets
received from
the Repeater or
Master with
which it
communicates
See Table 8
Table 7 SYS LED Operation
SYSTEM MODE SYS
Normal Mode ON
Recovery Mode Fast Blink
Loading Slow Blink
Upgrading Slow Blink
DO NOT cycle power when system is upgrading.
1
Master only updates its RSSI after received packets from remotes/repeaters
2
If Remotes have been silent for 2 seconds, repeater will show its RSSI on
packets received from the Master
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