HP Z840 Workstation Series Service Manual

HP Z640 power supply specifications
925w 90% Efficient, Custom PSU (Wide-Ranging,
Active PFC)
Operating voltage range 90–269 VAC
Rated voltage range
100–127 V
200–240 V
118 V
Rated line frequency 50–60 Hz 400 Hz
Operating line frequency range 47–66 Hz 393–407 Hz
Rated input current
11.3A @ 100–127 VAC
5.5A @ 200–240 VAC
11.3A @ 400 V
Heat dissipation (configuration and software dependent)
Typical: 2105 btu/hr (530 kg cal/hr)
Max: 3629 btu/hr (914 kg cal/hr)
Power supply fan (All fans are variable speed) 92x25mm
ENERGY STAR Qualified (Configuration dependent) Yes
Power supply efficiency 90% efficient
FEMP Standby Power Compliant @115V (<1W in S5 – Power Off) Yes
ErP Compliant @ 230V (<0.5 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) <20 W
Built-in Self Test LED Yes
Surge Tolerant Full Ranging Power Supply (withstands power surges up to
2000V)
Yes
70 Chapter 3 Component replacement information and guidelines

HP Z840 Workstation Series Specifications

General

Chipset	Intel C612
Memory Slots	16 DIMM slots
Processor	Intel Xeon E5-2600 v3/v4 series
Storage	Supports SATA, SAS, and SSD
Graphics	NVIDIA Quadro and AMD FirePro options
Expansion Slots	7 PCIe slots
Power Supply	1125W 90% efficient
Operating System	Windows 10 Pro 64, Red Hat Enterprise Linux, SUSE Linux Enterprise Desktop
Ports	USB 3.0, USB 2.0