NDA-24296 CHAPTER 3
Page 437
Revision 1.0
PA-SDTA
SDH/SONET Digital Trunk
4. Lamp Indications
Lamp indications for this circuit card are shown in the table below.
LAMP NAME COLOR STATE
OPE
Green Remains lit while this circuit card is operating normally.
Red Remains lit while this circuit card is in Make-busy state.
PALM Red Lights when the OBP in this circuit card is abnormal.
OPT Red Lights when the optical input signals are cut off.
SYNC Red Lights when receiving 52 Mbps clock comes off synchronization.
LPB Green Lights when Loop-back is designated.
ACT
Green Remains lit while this circuit card is in active state.
Off Remains off while this circuit card is in stand-by state.