HP Z220 SFF, Z220 CMT, Z420, Z620, and Z820 Workstations Maintenance and Service Guide

HP Z820 Workstation chassis components
1 CPU/memory fans 12 Processor (CPU) heatsink
2 Power supply 13 Processor (CPU)
3 Optical drive 14 Chassis
4 Side access panel 15 Processor (CPU) liquid cooling unit (optional upgrade
to standard heatsink)
5 Side access panel key lock 16 PCI Retainer
6 Rear system fans 17 PCIe card
7 Memory module (DIMM) 18 PCI card
8 Front bay filler (optional) 19 Hard disk drive carrier
9 Second processor (CPU) heatsink
(optional)
20 Hard disk drive
10 Second processor (CPU) (optional) 21 Front system fan unit (two fans with 1125 W power
supply)
11 System board 22 Speaker
32 Chapter 1 Hardware overview