
C-4 Access Manager 2000 User Manual
Table C-2 551VST List 2 Status Code
Table C-3 NC/E Status Codes
15 n + 2 1 Byte n+2 is a One-byte checksum. This checksum is 2’s complement
of the sum of all bytes in the alarm record (modulo 256), excluding
the SOH (Field 1) and terminator (Field 14) bytes.
Status Code (hex) Description
00 Near BER exceeded
01 Near SPAN LOS alarm
02 Near EQPT low density
03 Near LLB or PLB looped
04 Near ELB or RLB looped
08 Far BER exceeded
09 Far SPAN LOS alarm
0A Far EQPT low density alar
0B Far LLB or PLB looped
0C Far ELB or RLB loope
0F Far CSU absent alarm
Status Code (hex) Description
00 Near BER exceeded
01 Near SPAN LOS alarm
02 Near EQPT low density alarm
03 Near LLB or PLB looped
04 Near ELB or RLB looped
06 Near fuse blown
07 Near CSU absent alarm
08 Far BER exceeded
09 Far SPAN LOS alarm
0A Far EQPT low density alar
0B Far LLB or PLB looped
0C Far ELB or RLB loope
0F Far CSU absent alarm
Field Byte Length Description
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