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Blinking patterns Error codes Solutions
0283: PCI resource error
1. Remove PCIe devices (the M.2 card,
PCIe card, and so on) (service provider
only).
2. If step 1 does not work, replace the
system board (service provider only).
0284: TCG-compliant functionality-related
error (might be the BIOS code validation
failure)
Replace the system board (service provider
only).
0285: TCG-compliant functionality-related
error (might be the TPM initialization failure)
Replace the system board (service provider
only).
0286: Integrated graphics error
Replace the system board (service provider
only).
0287: Discrete graphics error
1. Reinstall or replace the discrete graphics
card (service provider only).
2. If step 1 does not work, replace the
system board (service provider only).
0288: Computer display error
1. Reconnect the display cable on both the
system board side and the computer
display side (service provider only) and
check the LCD panel.
2. If step 1 does not work, connect an
external display to your computer and
check the status (customer or service
provider).
• If the external display works, replace
the LCD panel (service provider only).
• If the external display does not work,
replace the system board (service
provider only).
0281: General embedded controller error Replace the system board (service provider
only).
No-beep symptoms
Table 3. No-beep symptoms
Symptom or error
FRU or action, in sequence
No beep, power-on indicator on, LCD blank, and no
POST.
1. Run LCD Self Test.
2. Ensure that every connector is connected tightly and
correctly.
3. Reseat memory module.
4. Replace the system board.
No beep, power-on indicator on, and LCD blank during
POST.
1. Run LCD Self Test.
2. Reseat memory module.
3. Replace the system board.
The power-on password prompt appears. A power-on password or a supervisor password is set.
Type the password and press Enter.
Chapter 4. Related service information 35
Bekijk gratis de handleiding van Lenovo ThinkPad L14 Gen 5, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Lenovo |
| Model | ThinkPad L14 Gen 5 |
| Categorie | Laptop |
| Taal | Nederlands |
| Grootte | 16343 MB |
