Fujitsu FLM 150 ADM Maintenance And Trouble Clearing page 35

Maintenance and Trouble Clearing
FJTU-320-515-480
LED Color
FAIL Red
Blinking red
Off
LINE Red
Off
FORCE Green
AUTO Green
MNL Green
FORCE Green
AUTO Green
MNL Green
Issue 9, May 1999
Table 2-6: HS1A-AD1/-AD2 LED Descriptions
An internal failure.
Unit MISMOUNT: the system is configured for a different mode, or the mounted
unit is not intended for use in the current configuration.
Normal operation (in service).
An automatic protection switching (APS) byte failure (APSB), channel mismatch
(APSCM), or DCC failure (DCCFAIL).
Normal operation (in service).
HG1 Mode
A forced switch has been performed.
Automatic switching is in effect (normal operation).
A manual switch has been performed.
HG2 Mode
A forced switch has been performed.
Automatic switching is in effect (normal operation).
A manual switch has been performed.
FNC and FNC Customer Use Only
2.2: LED Descriptions
Meaning
Vol. ll, Page 480.2-5