Installation
Table 4. HLU-231 List 8 Four-Character Front Panel Messages (Continued)
Message
Name
LLOS
Local Loss of
Signal
RLOS
Remote Loss of
Signal
22
Description
Indicates that no signal is detected at the T1 input to the
HLU. Causes minor alarm.
No signal is detected at the T1 input to the HRU. Causes
minor alarm.
November 5, 1998
150-402-100-03
HRU-402 List 1 and List 3