HP Smart Array Controllers on HP ProLiant Servers User Guide

Component identification 11
P421 components
For LED locations and status, see "P421 LEDs (on page 20)."
Item Description
1
Port 1E (Mini-SAS 4x connector)
2
Port 2E (Mini-SAS 4x connector)
3
Cache module (also known as array accelerator)
4
Capacitor pack cable connector
E500 components
Item Description
1
Port 1E (Mini-SAS 4x connector)
2
Port 2E (Mini-SAS 4x connector)