Chapter 6: Maintenance
•Firmware Update (page 190)
•Replace Power Supply (page 196)
•Replace Cooling Unit Fan (page 197)
•Replace Cache Battery (page 202)
•Replace SEP (page 204)
•Replace RAID Controller (page 205)
This Chapter covers the maintenance procedures for VTrak.
The power supplies, cooling unit fans and the cache battery are
The Storage Enclosure Processor (SEP) and RAID Controller are field- replaceable but they require you to power down the VTrak.
Storage Enclosure RAID Controller
Processor (SEP)
Power Supply 1 Cooling Unit 1 Cooling Unit 2 Power Supply 2 with Battery
Figure 1. Field Replaceable Units (FRUs) on VTrak
The primary means to identify and diagnose problems on VTrak is to observe and interpret LED colors. A discussion of this process is found on the next two pages.
All
189