Overview
363-753-142-01, Revision 01
4
July 23, 1999
FRC-753 List 4B
F
RONT
P
ANEL
Figure 2
shows the FRC-753 front panel.
Table 1
lists the different states and indications for the FRC-753 Channel
Unit front panel LEDs.
Figure 2.
FRC-753 Front Panel
To reduce power at the RT, the LEDs extinguish after a 2-minute timeout period. Press and hold the ACO button
on the RTLU for two seconds to re-activate the LEDs for another two minutes.
Table 1.
FRC-753 Front Panel LEDs
LEDs
State
Indicates
ACTIVE (1 through 8)
Solid green
Channel is off hook.
Fast flashing green
Channel is switched to the test pair.
Slow flashing green
Channel is ringing.
Off
Channel is on hook.
FAULT
Red
Fault detected by the unit.
Off
No faults detected.
Summary of Contents for PG-Flex FRC-753 4B
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