HP Z420

Integrated Trusted
Platform Module
Integrated TPM 1.2
Power Supply Headers Yes
Power Switch, Power LED
& Hard Drive LED Header
Yes
Clear Password Jumper Yes
Serial Port 1 internal header
Parallel Port No
Keyboard/Mouse USB or PS/2
Power Supply
Power Supply 600W 90% Efficient, Custom PSU
(Wide Ranging, Active PFC)
Operating Voltage Range 90–269 VAC
Rated Voltage Range 100–240 V 118 V
Rated Line Frequency 50–60 Hz 400 Hz
Operating Line Frequency Range 47–66 Hz 393-407 Hz
Rated Input Current 100–240 V @ 8.0 A 118 V @ 8.0 A
Heat Dissipation Typical: 1365btu/hr (344 kg-cal/hr)
Maximum: 2354btu/hr (593 kg-cal/hr)
Power Supply Fan 92x25 mm variable speed
ENERGY STAR Qualified
(Configuration dependent)
Yes
80 PLUS® Compliant 90% Efficient
The Z420 600W power supply efficiency report can be found at this link:
http://www.plugloadsolutions.com/psu_reports/HEWLETT
PACKARD_623193-001_ECOS 2619 1_600W_Report.pdf
FEMP Standby Power Compliant @115V (Wake-on
LAN disabled) (<2W in S5 - Power Off)
Yes
EuP Compliant @ 230V
(<1 W in S5 - Power Off)
Yes
CECP Compliant @ 220V
(<4W in S3 - Suspend to RAM)
Yes; Configuration dependent
Power Consumption in sleep mode (as defined by
ENERGY STAR) - Suspend to RAM (S3) (Instantly
Available PC) measured at 115V.
<10W
Built-in Self Test LED Yes
Surge Tolerant Full Ranging Power Supply
(withstands power surges up to 2000V)
Yes
QuickSpecs
HP Z420 Workstation
System Technical Specifications
DA - 14261 North America — Version 33 — December 12, 2013 Page 18