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I.
6M OPT INF Unit
ISS 3, NECA 365-407-30i
ON LINE, green LED:
Indicates unit is on-line when lit.
FAiL, red LED:
Indicates unit failure when lit.
MAJ ERR, red LED:
Indicates detection of bit error rate more than
preset value in the input signal when lit.
NOTE: Bit error rate detection level can be set to
1
x
HT
3 ,
1
x
1cr• or 1 x
10-s
ALB OET, red LEO:
indicates detection of high speed loopback command
signal bit from remote station when lit.
ALB SET, red LEO:
indicates that ALB switch is ON when lit.
RLB, DIP
rNitch
ON:
Sends loopback command
at
high speed level
to remote station when set to 0 N.
OFF:
Normal status
NOTE: Before setting ALB SW to ON,
ALM unit MAINT SW must be ON.
Figure
3~10
6M OPT INF Unit (X0306 Grp: OEOO/OFOO/OF01) Controls and Indicators (Sheet 1 of 2)
Page 19
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