Lenovo 63 Lenovo 63 Hardware Maintenance Manual - Page 51

Performance and lockup problems, An option that previously worked does not work now, Insufficient

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If these actions do not correct the problem, run the diagnostic programs (see "Lenovo Solution Center" on page 53 for instructions). If you need technical assistance, see "Lenovo Support Web site" on page 31. An option that previously worked does not work now Symptom: An option that previously worked does not work now. Actions: • Verify that all option hardware and cable connections are secure. • If the option comes with its own test instructions, use those instructions to test the option. • If the failing option is a SCSI option, verify that: - The cables for all external SCSI options are connected correctly. - The last option in each SCSI chain, or the end of the SCSI cable, is terminated correctly. - All external SCSI options are turned on. External SCSI options must be turned on before the computer is turned on. For more information, see your SCSI documentation. • Verify that the option and any required device drivers are installed correctly. If these actions do not correct the problem, run the diagnostic programs (see "Lenovo Solution Center" on page 53 for instructions). If you need technical assistance, see "Lenovo Support Web site" on page 31. Performance and lockup problems Poor performance and lockup problems can be a result of any of the following: • "Insufficient free hard disk drive space" on page 49 • "Excessive number of fragmented files" on page 50 • "Insufficient memory" on page 51 Make a selection from the above list to find out more about the corrective actions you can take. Insufficient free hard disk drive space Symptom: Insufficient free hard disk drive space The Windows operating system will slow down and might produce errors if the hard disk drive gets too full. To check the amount of free space on the Windows 8.1 operating system, do the following: 1. Open File Explorer. 2. Right-click your C drive entry and then click Properties. The amount of free disk space is displayed. To free up disk space, do any of the following: • Method 1 1. On the Windows 8.1 operating system, open File Explorer. 2. Right-click your C drive entry and then click Properties. 3. Click Disk Cleanup. 4. A list of unnecessary file categories is displayed. Select each file category you want to delete, and then click OK. • Method 2 1. Open Control Panel. 2. Click Programs. 3. Click Turn Windows features on or off. 4. A list of optional Windows components is displayed. Follow the instructions on the screen. Chapter 5. Troubleshooting and diagnostics 49

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If these actions do not correct the problem, run the diagnostic programs (see “Lenovo Solution Center” on
page 53 for instructions). If you need technical assistance, see “Lenovo Support Web site” on page 31.
An option that previously worked does not work now
Symptom: An option that previously worked does not work now.
Actions:
•
Verify that all option hardware and cable connections are secure.
•
If the option comes with its own test instructions, use those instructions to test the option.
•
If the failing option is a SCSI option, verify that:
–
The cables for all external SCSI options are connected correctly.
–
The last option in each SCSI chain, or the end of the SCSI cable, is terminated correctly.
–
All external SCSI options are turned on. External SCSI options must be turned on before the computer
is turned on. For more information, see your SCSI documentation.
•
Verify that the option and any required device drivers are installed correctly.
If these actions do not correct the problem, run the diagnostic programs (see “Lenovo Solution Center” on
page 53 for instructions). If you need technical assistance, see “Lenovo Support Web site” on page 31.
Performance and lockup problems
Poor performance and lockup problems can be a result of any of the following:
•
“Insufficient free hard disk drive space” on page 49
•
“Excessive number of fragmented files” on page 50
•
“Insufficient memory” on page 51
Make a selection from the above list to find out more about the corrective actions you can take.
Insufficient
free
hard
disk
drive
space
Symptom:
Insufficient
free
hard
disk
drive
space
The
Windows
operating
system
will
slow
down
and
might
produce
errors
if
the
hard
disk
drive
gets
too
full.
Chapter 5
.
Troubleshooting and diagnostics
49
To check the amount of free space on the Windows 8.1 operating system, do the following:
1. Open File Explorer.
2. Right-click your C drive entry and then click
Properties
. The amount of free disk space is displayed.
To free up disk space, do any of the following:
•
Method 1
1. On
the
Windows
8.1
operating
system,
open
File
Explorer.
2. Right-click your C drive entry and then click
Properties
.
3. Click
Disk Cleanup
.
4.
A
list
of
unnecessary
file
categories
is
displayed.
Select
each
file
category
you
want
to
delete,
and
then
click
OK
.
•
Method 2
1. Open Control Panel.
2. Click
Programs
.
3. Click
Turn Windows features on or off
.
4. A list of optional Windows components is displayed. Follow the instructions on the screen.