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Appendix A: Cable description and NT8D81BA cable replacement
553-3001-202 Standard 1.00 April 2000
5 To remove the ribbon cables from IPE backplane:
Apply gentle pressure on the tab on the right side of the shroud while
pulling on the connector until it pulls free from shroud.
Remove connector 1 first, then remove connectors 2 and 3.
6 Discard NT8D81BA cable.
Install NTCW84JA filter and NT8D81AA cable
1 Install NTCW84JA special IPE filter connector in the vacant I/O panel
slot using retained hardware.
2 Install NT8D81AA ribbon cable connectors in IPE module backplane
shroud. Be sure to install the connector so the label is facing right with
the arrow pointing up and the connector is fully engaged into the
shroud:
a Install connector 1, (labeled UP1^) into backplane shroud 1.
b Install connector 2, (labeled UP2^) into backplane shroud 2.
c Install connector 3, (labeled UP3^) into backplane shroud 3.
3 Dress ribbon cables back individually inside the rear of IPE module
and restore original arrangement. Start with the cables that are going
to be underneath.
4 Attach NTCW84JA special IPE filter to NT8D81AA 50-pin connector
using bail clips.
5 Restore power to IPE module.
6 Replace I/O safety panel.