Manual for Z440, Z640, and Z840 Workstation Series

Manual for Z440, Z640, and Z840 Workstation Series

Brand: HP

Category: Computer

Document Type: Manual

Language: EN

Available Languages: EN , ES

Uploaded: Nov. 21, 2025, 7:31 p.m.

Manual Publish Date: 2015-08-01

Warranty Information

The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services.

About this guide

This guide provides setup and troubleshooting information for the HP Z Workstation series. It includes these topics:
  • Locating HP resources
  • Workstation features
  • Setting up the workstation
  • Setting up, backing up, restoring, and recovering Windows 7, 8, and 10
  • Setting up and restoring Linux
  • Diagnostics and minor troubleshooting
  • Routine care
  • Accessibility

Ensuring proper ventilation

Proper ventilation for the system is important for workstation operation. Follow these guidelines:
  • Operate the workstation on a sturdy, level surface.
  • Provide at least 15.24 cm (6.00 in) of clearance at the front and back of the workstation.
  • Ensure that the ambient air temperature falls within the specifications listed in Environmental specifications.
  • For cabinet installation, ensure adequate cabinet ventilation and ensure that the ambient temperature within the cabinet does not exceed specified limits.
  • Never restrict the incoming or outgoing airflow of the workstation by blocking any vents or air intakes.

Setup procedures

WARNING! To reduce the risk of electric shock or damage to your equipment, observe these practices:
  • Plug the power cord into an AC outlet that is easily accessible.
  • Disconnect power from the workstation by unplugging the power cord from the AC outlet.
  • Plug the cord into a grounded (earthed) three-pin outlet.
To set up the workstation:
  1. Connect the mouse, keyboard, and power cord to the workstation.
  2. Connect the monitor to the workstation.
  3. Connect other peripheral components (such as a printer) according to the instructions included with the device.
  4. Connect a network cable to the workstation and to a network router or LAN device.
  5. Plug the workstation power cord and monitor power cord into an AC outlet.

Troubleshooting and error codes

Topic Location
Visual inspection: No boot, no power, no video 34
Blink or beep codes: Interpreting POST diagnostic front panel LEDs and audible codes 35
Using HP PC Hardware Diagnostics 35
How to access and run HP PC Hardware Diagnostics 35
Downloading HP PC Hardware Diagnostics to a USB device 36
Before you call for technical support 36
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