363-205-401
RT Turn Up:
Issue 7, March 1997
Page 1 of 12
DLP-512
Install Line Interface Unit (LIU)
SUMMARY: Set option switches located on side of LIU circuit board. Insert LIU into
facility shelf in appropriate LIU slot. Verify that FAIL indicator on LIU lights
momentarily and then goes off and remains off.
1.
!
CAUTION:
An AUA62, AUA62B, AUA62C, or AUA62D (line powering) LIU should
not be installed in any SLC Series 5 carrier system dual bank assembly
that is used in conjunction with a lightwave multiplexer.
!
CAUTION:
Incorrectly set LIU option switches may result in immediate or future loss
of service or may introduce errors into the digital bitstream. All LIUs in the
same bank should have identical option switch settings.
Get one LIU (Figure 1, Figure 2, or Figure 3) and inspect for possible damage.
2.
Is LIU AUA61, AUA61B, AUA61C or AUA61D being installed in the channel
bank?
If YES, then continue with Step 3.
If NO, then proceed to Step 6.
3.
Using an orange stick (KS-6320, L1) or equivalent, set equalizer switches
S400 on LIU AUA61/AUA61B or S2 on LIU AUA61C or AUA61D per work
order (Table A).
