Instruction Manual

30 Appendix B - Optional Accessories
StorCase Technology, Inc. DS550 User's Guide - Rev. A04
If module slot is to be left empty:
The filler plate (provided) must be installed. Installation of the filler panel is necessary for proper
cooling inside chassis.
The Power Supply/Blower Error Logic must also be permanently disabled as described below.
To permanently disable the Power Supply/Blower Error Logic:
NOTE: For proper power supply/blower error detection, Error Logic must be enabled if power
supply module is replaced!
Install a jumper on DS550 Logic Card JP1 header (Figure B-11).
To enable Error Logic, simply remove the jumper from the JP1 header.
JP1
550_20
Install Jumper Here to Permanently Disable
Error Logic on Power Supply Module 1
Install Jumper Here to Permanently Disable
Error Logic on Power Supply Module 2
DS550 Logic Card
JP1
Figure B-11: Permanently Disabling the Blower Error Logic
on the DS550 Logic Card