HP Z800 Service Manual

Table 6-1 Minor problems (continued)
Problem Cause Possible Solution
Workstation powered off
automatically and the Power
LED flashes red 2 times (once
every second), followed by a
2-second pause, and then two
simultaneous beeps sounded.
Processor thermal protection is
activated.
A fan might be blocked or not
turning.
OR
The processor heatsink is not
properly attached to
the processor.
1.
Verify that the workstation air vents are not blocked.
2.
Open the access panel and press the workstation
power button.
3.
Verify that the system fan is running.
4.
Verify that the processor heatsink fan spins. If the fan is
not spinning, verify that the heatsink fan cable is
plugged into the system board connector and that the
heatsink is properly seated.
5.
Replace the processor heatsink.
System does not power on,
and the LEDs on the front of
the workstation are not
flashing.
System cannot power on. Press and hold the power button for less than four seconds.
If the hard drive LED turns green, then perform the following
procedures:
OR
1.
To find a faulty device, remove all devices one at a
time:
a.
Disconnect AC power to the workstation.
b.
Remove a device.
c.
Reconnect AC power and power on the
workstation.
2.
Repeat this process until the faulty device is identified.
Remove the graphics card last. Replace the faulty
device.
3.
If no faulty device is found, replace the system board.
1.
Press and hold the power button for less than four
seconds. If the hard drive LED does not illuminate, then
perform the following tasks:
a.
Verify that the workstation is plugged into a
working AC outlet.
b.
Verify that the power button harness is connected
to the inline front panel I/O device assembly
connector.
2.
Verify that the power supply cables are connected to
the system board.
3.
Verify power supply functionality:
a.
Disconnect the AC power.
b.
Remove the power supply.
c.
Reconnect the AC power.
●
If the power supply fan spins and the BIST
LED illuminates (see
Testing power supply
on page 225), the power supply is good.
Replace the system board.
●
If the power supply fan does not spin or the
224 Chapter 6 Diagnostics and troubleshooting ENWW

HP Z800 Specifications

General

Processor cache	8 MB
Processor model	E5560
Processor frequency	2.8 GHz
Processor cache type	L2
Processor manufacturer	Intel
Processor front side bus	1333 MHz
Number of processors installed	2
Audio system	Integrated High Definition Realtek ALC262 Audio, optional Creative X-Fi Titanium PCIe Audio Card, optional HP Thin USB Powered Speakers
Product type	Workstation
Motherboard chipset	Intel® 5520
ECC	Yes
Maximum internal memory	192 GB
HDD speed	15000 RPM
HDD capacity	446 GB
HDD interface	Serial Attached SCSI (SAS)
Optical drive type	DVD Super Multi
Card reader integrated	No
I/O ports	Front: 3 USB 2.0, 1 IEEE 1394a, 1 microphone in, 1 headphone out; Rear: 6 USB 2.0, 1 IEEE 1394a, 1 audio in, 1 audio out, 1 microphone in, 2 PS/2, 2 RJ-45 to integrated Gigabit LAN, 1 serial; Internal: 3 USB 2.0
Headphone outputs	1
USB 2.0 ports quantity	9
Parallel ports quantity	0
Power supply	1110 W
Power consumption (typical)	240 W
Non-operating altitude	9100 m
Storage temperature (T-T)	-40 - 60 °C
Operating temperature (T-T)	5 - 35 °C
Storage relative humidity (H-H)	8 - 90 %
Operating relative humidity (H-H)	8 - 85 %
Display	HP LP1965 19-inch LCD Monitor, HP LP2065 20-inch LCD Monitor, HP LP2275w 22-inch Widescreen LCD Monitor, HP LP2475w 24-inch Widescreen LCD Monitor, HP DreamColor LP2480zx Professional Display (24-inch widescreen), HP LP3065 30-inch Widescreen LCD Monitor (all sold separately)
Drive bays	3 external 5.25\
Graphics card	-
Keyboard type	HP PS/2 Standard Keyboard
Expansion slots	1 PCI, 1 PCI Express Gen1 (x8 mechanically, x4 electrically), 1 PCI Express Gen2 (x8 mechanically, x4 electrically), 2 PCI Express Gen2 (x16 mechanically, x8 electrically), 2 PCI Express Gen2 x16
Pointing device	HP USB Laser Scroll Mouse
Power requirements	1110 watts wide-ranging, active Power Factor Correction, direct connection Power Supplies
Storage drive type	300 GB 15000 rpm SAS 146 GB 15000 rpm SAS SAS 146 GB + 300 GB
HDD controller type	SATA (10000 rpm) SATA (7200 rpm) SAS (15000 rpm)
Video card features	No integrated Graphic Card
Maximum HDD capacity	450 GB
Storage drive controller	Integrated 6 channel SATA 3 Gb/s controller with RAID (0, 1, 5 or 10) capability, integrated 8 channel SAS controller with RAID (0, 1 or 10) capability, optional LSI 8888 ELP 8-port SAS HW with RAID (0, 1, 5 or 10) capability
Minimum storage drive space	146 GB
Operating system installed	Windows Vista Business
Compatible operating systems	HP Installer Kit for Linux
Chassis type	Mini Tower
Country of origin	China

Weight and Dimensions

Depth	526.5 mm
Width	203.5 mm
Height	445.1 mm
Weight	19500 g