Sun Microsystems Enterprise 250 Owner's Manual page 197

How to Remove the Disk Cage
Assembly
Before You Begin
Complete these tasks:
4 "How to Power Off the System" on page 55
4 "How to Remove the Side Access Panel" on page 60
4 "How to Avoid Electrostatic Discharge" on page 64
4 "How to Remove the Fan Tray Assembly" on page 150
4 "How to Remove the Removable Media Assembly (RMA)" on page 128
4 "How to Remove a Disk Drive" on page 135
Note -
You must remove all disk drives from the disk cage assembly. Be sure to note
the disk slot number associated with each drive. Later, when you reinstall the disk
drives, it is important to return each drive to its original location.
What to Do
1. Disconnect the LED ribbon cable from connector J0602 at the front of the
UltraSCSI backplane.
This connector is located in the upper-left corner of the backplane (as viewed from
the front). Lift the thin collar at the top of the connector to disconnect the cable.
2. Disconnect any remaining cables from the rear of the UltraSCSI backplane:
a. Disconnect the UltraSCSI power cable from connector J0101.
b. Disconnect the UltraSCSI data cable from connector J0102.
c. Disconnect the keyswitch/LED cable from connector J0103.
d. Disconnect the keyswitch cable from connector J0601.
Removing and Installing Miscellaneous Assemblies
163