System Supporting The Lenovo Diagnostics Programs - Lenovo ThinkPad L420 Hardware Maintenance Manual

Table 1. FRU tests (continued)
FRU
Optical drive
Memory
TrackPoint or pointing
device
Touch Pad

System supporting the Lenovo diagnostics programs

The section provides information about ThinkPad computers that support the Lenovo diagnostics programs.
Some descriptions might not apply to your particular computer.
The Lenovo diagnostics programs include following:
• Lenovo Solution Center
• Quick test programs
• UEFI diagnostic program
• Bootable diagnostic programs
Lenovo Solution Center
The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems. It
combines diagnostic tests, system information collection, security status, and support information, along
with hints and tips for maximum system performance.
Note: The Lenovo Solution Center program is available only on models preinstalled with the Windows 7
operating system. It also can be downloaded from http://www.lenovo.com/diags.
To run the Lenovo Solution Center program, click Start ➙ Control Panel ➙ System and Security ➙ Lenovo
- System Health and Diagnostics, and then follow the instructions on the screen.
For additional information about this program, see the help information system.
Quick test programs
Lenovo Hard Drive Quick Test and Lenovo Memory Quick Test are two quick test programs that enable you
to troubleshoot and resolve computer internal storage and memory problems.
Notes:
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Hardware Maintenance Manual
Applicable test
1. Diagnostics ➙ Other Devices ➙ Optical Drive
2. Interactive Tests ➙ Optical Drive Test
1. If two DIMMs are installed, remove one of them and run Diagnostics ➙ Advanced
Memory Tests.
2. If the problem does not recur, return the DIMM to its place, remove the other one,
and run the test again.
If the TrackPoint does not work, check the configuration as specified in the BIOS Setup
Utility. If the TrackPoint is disabled, select Automatic to enable it.
After you use the TrackPoint, the pointer may drift on the screen for a short time. This
drift can occur when a slight, steady pressure is applied to the TrackPoint pointer.
This symptom is not a hardware problem. If the pointer stops after a short time, no
service action is necessary.
If enabling the TrackPoint does not correct the problem, continue with the following:
• Interactive Tests ➙ Mouse
If the Touch Pad does not work, check the configuration as specified in the BIOS Setup
Utility. If the Touch Pad is disabled, select Automatic to enable it. If enabling the Touch
Pad does not correct the problem, continue with the following:
• Interactive Tests ➙ Mouse