Table 11. Hru-419 Loopback Field Messages And Descriptions - ADC HRU-419 HiGain User Manual

150-419-100-03>

Table 11. HRU-419 Loopback Field Messages and Descriptions

Message Full Name Description
TLOS Transmit
Loss of
Signal
SMJK SmartJack
Loopback
NREM Network
Remote
Loopback
NLOC Network
Local
Loopback
CLOC Customer
Local
Loopback
CREM Customer
Remote
Loopback
ARM Armed
NDU1 Network
Doubler 1
Loopback
CDU 1 Customer
Doubler 1
Loopback
NDU2 Network
Doubler 2
Loopback
CDU 2 Customer
Doubler 2
Loopback
HRU-419 List 1
HRU logic loopback initiated by a loss of the T1 input from the
CI.
Loopback at HRU towards network initiated by 2-in 5-in-band
loopback code or out-of-band ESF data link code when SMJK
is enabled.
Loopback at HRU (remote) towards network initiated from CO
(network) by intelligent line repeater #1 code, HRU front panel
loopback button or maintenance terminal.
Loopback at HLU (local) towards network initiated from CO
(network) by intelligent office repeater code or by pressing
both the HLU Mode and Sel front panel pushbuttons.
Loopback at HRU (local) towards CI initiated from CPE
(customer) by intelligent line repeater #1 code.
Loopback at HLU (remote) towards customer initiated from
CPE (customer) by intelligent office repeater code.
HiGain has detected the intelligent repeater loopback (2 in 5)
arming code.
Loopback at first doubler towards network initiated by HLU.
Loopback at first doubler towards CI initiated by HLU.
Loopback at second doubler towards network initiated by HLU.
Loopback at second doubler towards CI initiated by HLU.
September 25, 1998
Installation
29