Disk Drive Transaction Problem; Drive Not Found (Identified); Nonsystem Disk/Ntldr Missing Message - HP Z Series Maintenance And Service Manual

Disk drive transaction problem

Use this information to troubleshoot the computer.
Cause
Either the directory structure is bad or there is
a problem with a file.

Drive not found (identified)

Use this information to troubleshoot the computer.
Cause
Cable could be loose.
The system might not have automatically
recognized a newly installed device.
The device is attached to a SATA port that has
been hidden in Computer Setup.
Drive responds slowly immediately after
startup.

Nonsystem disk/NTLDR missing message

Use this information to troubleshoot the computer.
Cause
The system is trying to start from the hard
drive, but the hard drive might have been
damaged.
System files missing or not properly installed.
Hard drive boot has been disabled in
Computer Setup.
Bootable hard drive is not attached as first in
a multiple hard drive configuration.
Bootable hard drive is not listed first in the
Boot Order.
42 Chapter 5 Troubleshooting without diagnostics
Solution
In Windows, type file in the taskbar search box, and then select File
Explorer from the list of applications. In the left column, expand This PC,
right-click a drive, select Properties, and then select the Tools tab. Under
Error checking, select Check.
Solution
Check cable connections.
See reconfiguration directions in the
problems on page 46 section. If the system still does not recognize
the new device, check to see if the device is listed in Computer Setup. If
it is listed, the probable cause is a driver problem. If it is not listed, the
probable cause is a hardware problem.
If this is a newly installed drive, run the Computer Setup utility, and add a
POST delay under Advanced > Boot Options.
Run the Computer Setup utility and be sure that Device Available is
selected for the device's SATA port in Advanced > Port Options.
Run Computer Setup and increase the POST Delay in Advanced > Boot
Options.
Solution
Perform Drive Protection System (DPS) testing in system ROM.
1. Insert bootable media and restart the computer.
2. Boot to the windows installation media, and select the recovery
option. If only a restore kit is available, then select the File Backup
Program option, and then restore the system.
3. Install system files for the appropriate operating system.
Run the Computer Setup utility, and enable the hard drive entry in the
Advanced > Boot Options list.
If attempting to boot from a hard drive, be sure that it is attached to the
system board dark blue SATA connector.
Run the Computer Setup utility, and select Advanced > Boot Options, and
be sure that the bootable hard drive is listed immediately under the Hard
Drive entry.
Solving hardware installation