Solving Hard Drive Problems - HP Z1 G2 Maintenance And Service Manual

Problem
Workstation will not start.

Solving hard drive problems

Problem
Hard drive error occurs.
Hard drive transaction
problem.
Drive not found
(identified).
54 Chapter 4 Diagnostics and troubleshooting
Cause
Hard drive is damaged.
Cause Solution
Hard drive has bad Locate and block the usage of bad sectors. If necessary, reformat the hard
sectors or has failed. drive.
If the drive is detected by the UEFI, run F2 Diagnostics Drive Test.
The directory structure is 1.
bad, or there is a problem
2.
with a file.
3.
Improper cable On computers with discrete data and power cables, verify that the data
connection and power cables are securely connected to the hard drive. (See the Hard
drive section of this guide for connection details.)
Improperly seated hard On systems with blind-mate drive connections, verify that there is no
drive connector damage on the drive or in the chassis.
Reseat the hard drive and its carrier in the chassis to be sure that there is
a proper connection. (See the Hard drive section of this guide for
connection details.)
The system might not Perform one or both of the following:
have automatically
Possible Solution
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.
OR
1. Press and hold the power button for less than four
seconds. If the hard drive LED does not turn on, then
perform the following tasks:
a. Verify that the computer 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 with PSU functionality.
a. Disconnect the AC power.
b. Unplug the DC cables from the PSU.
c. Reconnect AC power.
● If the PSU fan spins and the BIST LED illuminates,
the PSU is good; replace the system board.
● If the PSU does not spin or the LED does not
illuminate, replace the PSU.
Replace the hard drive.
In Windows Explorer, select the drive.
Enable the context menu and select Properties.
In the Properties dialog, select the Tools tab and select Check Now.