Beep Errors - Lenovo ThinkPad L590 Hardware Maintenance Manual

Table 3. Error messages (continued)
Symptom or error
Bottom Cover Tamper Detection Error
Error: The non-volatile system UEFI variable storage is
nearly full.
Note: This error indicates that the operating system or
applications cannot create, modify, or delete data in the
non-volatile system UEFI variable storage due to
insufficient storage space after the POST.

Beep errors

Lenovo SmartBeep technology enables you to decode beep errors with your smartphone when a black
screen occurs with beeps from your computer. To decode the beep error with Lenovo SmartBeep
technology, do the following:
1. Go to https://support.lenovo.com/smartbeep
2. Download the proper diagnostic app and install it on your smartphone.
3. Run the diagnostic app and place the smartphone near the computer.
4. Press the Fn key on your computer to emit the beep again. The diagnostic app decodes the beep error
and shows possible solutions on the smartphone.
The following section describes some beep errors and the corresponding solutions.
Note: Do not attempt to service a product yourself unless instructed to do so by the Customer Support
Center or product documentation. Only use a Lenovo-authorized service provider to repair your product.
FRU or action, in sequence
Replace the system board
Press F1 to enter ThinkPad Setup after the error message
is displayed. A dialog asks the user for confirmation to
clean up the storage. If the user selects "Yes", all data
that were created by the operating system or applications
are deleted except global variables defined by the Unified
Extensible Firmware Interface Specification. If the user
selects "No", all data is kept, but the operating system or
applications will not be able to create, modify, or delete
data in the storage.
If this error happens at a service center, Lenovo
authorized service personnel will clean up the non-volatile
system UEFI variable storage using the above solution.
or scan the following QR Code.
.
Chapter 4 Related service information
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