HP Z1 Maintenance And Service Guide

Table 4-4 External display problems
Problem Cause Solution
Blank screen (no video). The cable connections are not
correct.
Verify the cable connections from the monitor to the
computer and to a working electrical outlet.
The monitor is off. Turn the monitor on (LED is on). You might need to refer to
the monitor manual for an explanation of LED signals.
Screen blanking utility installed or
energy saver features enabled.
Press a key or the mouse button and, if set, enter your
password.
System ROM is bad; system is
running in FailSafe Boot Block
mode (indicated by 8 beeps).
Reflash the ROM using a SoftPaq.
Processor does not support
graphics output and no discrete
graphics card is installed. NOTE:
Power LED flashes red 6 times
(once every second), followed by
a 2-second pause, followed by 6
beeps.
Either:
●
Install a processor with graphics support.
●
Install a supported MXM graphics card.
Computer is in Hibernate mode. Press the power button to resume from Hibernate mode.
Multiple displays are not enabled
in the graphics control panel.
Go to the graphics control panel and enable multi-display
by selecting either clone mode or extended mode.
The graphics driver is not loaded. Install the latest graphics driver.
The graphics driver is not working
properly.
1. When you see Press F8 in the bottom-right corner of
the screen, restart the computer and press F8 during
startup.
2. Using the keyboard arrow keys, select Windows
Safe Mode, then press Enter.
3. In Windows, uninstall the graphics driver.
4. Reboot the computer into the normal Windows mode.
5. Install the latest graphics driver.
The display works
properly during the
POST but goes blank
when the operating
system starts.
The display settings in the
operating system are
incompatible with your graphics
card and monitor.
1. For Windows, restart your computer in Windows Safe
Mode.
2. After the operating system starts, change the display
settings to match those supported by your graphics
card and monitor.
3. Refer to your operating system and graphics card
documentation for information about changing display
settings.
Multiple displays are not enabled
in the graphics control panel.
Go to the graphics control panel and enable multi-display
by selecting either clone mode or extended mode.
The graphics driver is not loaded. Install the latest graphics driver.
Troubleshooting scenarios and solutions
69

HP Z1 Specifications

General

Tcase	72.6 °C
Bus type	DMI
Stepping	D2
FSB Parity	No
Processor cache	8 MB
Processor cores	4
Processor model	E3-1245
System bus rate	5 GT/s
Processor series	Intel Xeon E3-1200
Processor socket	LGA 1155 (Socket H2)
Processor threads	8
Processor codename	Sandy Bridge
Processor frequency	3.3 GHz
Processor cache type	Smart Cache
Processor lithography	32 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	2.0
Processor boost frequency	3.7 GHz
Processor operating modes	64-bit
ECC supported by processor	Yes
Thermal Design Power (TDP)	95 W
Number of processors installed	1
CPU multiplier (bus/core ratio)	33
Maximum number of PCI Express lanes	20
Memory types supported by processor	DDR3-SDRAM
Memory clock speeds supported by processor	1066, 1333 MHz
Memory bandwidth supported by processor (max)	21 GB/s
Maximum internal memory supported by processor	32 GB
Audio system	HD
Product type	Workstation
Motherboard chipset	Intel® C206
Memory slots	4x DIMM
Internal memory	4 GB
Memory channels	Dual-channel
Memory clock speed	1600 MHz
Memory layout (slots x size)	- GB
Resolution	2560 x 1440 pixels
Graphics card	Quadro 500M
Networking features	Gigabit Ethernet (10/100/1000)
Wireless technology	802.11 a/g/n
Graphics card family	NVIDIA
Maximum storage capacity	2 TB
HDD speed	7200 RPM
RAID levels	0, 1
HDD capacity	1000 GB
HDD interface	SATA
Optical drive type	DVD Super Multi
Maximum graphics card memory	1.024 GB
On-board graphics card model	Intel® HD Graphics P3000
On-board graphics card family	Intel® HD Graphics
On-board graphics card base frequency	850 MHz
On-board graphics card dynamic frequency (max)	1350 MHz
Number of displays supported (on-board graphics)	2
Display diagonal	27 \
Display number of colors	1.073 billion colors
Modem (RJ-11) ports	0
USB 2.0 ports quantity	7
Bundled software	Roxio Easy Media Creator; Intervideo WinDVD
Operating system installed	Windows 7 Professional
Power supply	400 W
Power supply input voltage	100 - 240 V
Power supply input frequency	50 - 60 Hz
Certification	Energy Star
Product color	Black
Country of origin	China
Processor code	SR00L
Processor ARK ID	52274
Processor package size	37.5 x 37.5 mm
Supported instruction sets	AVX
Intel Identity Protection Technology version	1.00

Weight and Dimensions

Depth	419.1 mm
Width	660.4 mm
Height	584.2 mm
Weight	213.2 g