Quick Specs

Over-Temp Warning on
Screen
Yes
Restore CD/DVD Set Restores the computer to its original factory shipping image - Can be obtained via HP Support
Dual Function Front
Power Switch
Yes, causes a fail-safe power off when held for 4 seconds
Padlock Support No
Cable Lock Support Yes, Kensington Cable Lock (optional): Prevents entire system theft only. 3mm x 7mm slot at rear of system
Universal Chassis Clamp
Lock Support
No
Solenoid Lock and Hood
Sensor
No
Rear Port Control Cover No
Serial, Parallel, USB,
Audio, Network,
Enable/Disable Port
Control
Yes
Removable Media
Write/Boot Control
Yes, prevents ability to boot from removable media on supported devices (and can disable writes to media)
Power-On Password Yes, prevents an unauthorized person from booting up the workstation
Setup Password Yes, prevents an unauthorized person from changing the workstation configuration
3.3V Aux Power LED on
System PCA
No
NIC LEDs (integrated)
(Green & Amber)
Yes
CPUs and Heatsinks A torx driver (T15) is needed to remove the CPU heatsink(s) before the CPU can be removed. CPU removal is
tool-less
Power Supply Diagnostic
LED
Yes
Front Power Button Yes
Rear Power Button Yes
Front Power LED Yes, white (normal), red (fault)
Front Hard Drive Activity
LED
Yes, white
Front ODD Activity LED Yes
Internal Speaker Yes
System/Emergency ROM
Flash Recovery
Recovers corrupted system BIOS
Cooling Solutions Air cooled forced convection
Power Supply Fans 2x - 80mm x 25mm
CPU Heatsink Fan Rear: 2x - 92mm x 25mm
Front (850W config): 1x - 92mm x 25mm (upper position)
Front (1125W config): 2x - 92mm x 25mm
Chassis Fan Rear: 2x - 92mm x 25mm
Front (850W config): 1x - 92mm x 25mm (upper position)
Front (1125W config): 2x - 92mm x 25mm
QuickSpecs
HP Z840 Workstation
System Technical Specifications
DA - 15098 Worldwide QuickSpecs — Version 3 — 11/1/2014 Page 25