HP Z1 Maintenance And Service Guide

Table 4-2 Hard drive problems (continued)
Problem Cause Solution
Nonsystem disk or
NTLDR missing
message.
System is trying to start
from non-bootable
media.
Remove the media device.
System is trying to start
from a damaged hard
drive.
1. Insert bootable media and restart the computer.
2. If the hard drive is still inaccessible and MBR Security is
enabled, try restoring the previously saved MBR image by
entering the Computer Setup (F10) Utility and selecting
Security > Restore Master Boot Record.
System files missing or
not properly installed.
1. Insert bootable media and restart the computer.
2. Verify that the hard drive is partitioned and formatted.
3. Install the system files for the appropriate operating system,
if necessary.
Hard drive boot
disabled in Computer
Setup.
Run the Computer Setup (F10) Utility and enable the hard drive entry
in the Storage>Boot Order list.
Workstation will not
start.
Hard drive is damaged. Replace the hard drive.
Solving display problems
Table 4-3 Internal LCD display problems
Problem Cause Solution
Blank screen (no video). Cable connections are
not correct.
1. Verify the LCD display cable connection to J16 on the system
board and to the internal LCD panel connector.
2. Verify the LCD sync/backlight cable connection to P2 on the
system board and to the sync connector and the LED power
connector on the internal LCD panel.
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.
Backlight circuit on
motherboard is
damaged.
Replace the motherboard.
Computer is in
Hibernate mode.
Press the power button to resume from Hibernate mode.
66 Chapter 4 Diagnostics and troubleshooting

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