IBM System Storage DCS Series, Installation And Migration Manual

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1. Ensure that the status of the DCS3860 with Gen2 Controllers storage system is
Optimal.
2. Use the expansion enclosure Rack Installation Instructions document to install
the new expansion enclosure in the rack.
3. Connect the power cables to the new expansion enclosure and power it on.
4. Connect one end of a SAS cable to the Out ( ↓ ) SAS connector on the ESM
located in slot A of the earlier/last EXP3800/DCS3700 expansion enclosure in
the configuration.
5. Connect the other end to the In (
↑
) SAS connector 1 on the ESM located in slot
A of the EXP3800/DCS3700 expansion enclosure you want to add.
6. Remove the cable from the In ( ↑ ) SAS connector 1 on the ESM located in slot B
of the earlier/last EXP3800/DCS3700 expansion enclosure and connect it to the
In (
↑
) SAS connector 1 on the ESM located in slot B of the EXP3800/DCS3700
expansion enclosure you want to add.
Lnk Lnk
AC DC
2
1
I
O
AC DC
2
1
I
O
!
ID/Diag
!
1 2
Lnk Lnk Lnk Lnk
! !
ESM
Lnk Lnk
!
ID/Diag
!
1 2
Lnk Lnk Lnk Lnk
! !
ESM
!
!
AC DC
2
1
I
O
AC DC
2
1
I
O
Lnk Lnk
AC DC
2
1
I
O
AC DC
2
1
I
O
!
ID/Diag
!
1 2
Lnk Lnk Lnk Lnk
! !
ESM
Lnk Lnk
!
ID/Diag
!
1 2
Lnk Lnk Lnk Lnk
! !
ESM
!
!
dcsi0052
Figure 8. Adding enclosures
Chapter 3. Adding or migrating storage enclosures
37