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Chapter 2. Setting up your 5074 expansion unit
This chapter describes how to set up your 5074 Expansion Unit. If you are setting
up a 5079 Expansion Unit, go to Chapter 4, “Setting up your 5079 Expansion Unit”
on page 19.
If you have not powered down your system unit, go to “Powering down your
iSeries system unit” on page 6. Once you have powered down your system unit,
return here.
Removing the covers
See Appendix A, “Removing the back covers” on page 31 if you need help
removing the covers on your expansion units or system unit.
Connector locations
See Appendix B, “Connector Locations” on page 35 if you need help finding the
connectors on your expansion units or system unit.
Systems with a migration unit or 9079 Expansion Unit
If your system unit has a migration unit or 9079 Expansion Unit, read Appendix D,
“Cabling rules for systems with a migration unit or the 9079 and 9094 expansion
unit” on page 45 before you proceed.
Connecting your 5074 directly to your system unit
This section describes how to connect your 5074 directly to your iSeries system
unit. If you are connecting a 5074 to a loop with other expansion units, skip this
chapter and go to “Connecting your 5074 to another expansion unit” on page 10.
Note: This note only applies if your system unit is an iSeries server 830. Connect
HSL loops to the 830 in this order:
1. B0 and B1
2. C0 and C1
3. D0 and D1
4. A0 and A1
Connect HSL loops A0 and A1 only after the other three sets of HSL
connectors are used.
If you encounter difficulties during the procedure, contact your authorized dealer
or service provider.
__ 1. Locate available HSL connectors on your system unit.
__ a. Remove or open the back cover for your system unit. See
Appendix A, “Removing the back covers” on page 31 if you need
instructions.
__ b. Find the first set of unused HSL connectors on the back of your
system unit (Appendix B, “Connector Locations” on page 35).
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