Beep Symptoms - Lenovo ThinkPad 11E Hardware Maintenance Manual

5th gen
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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.
Error codes
0001: Reset error (platform reset not de-asserted)
0002: Internal bus error
0281: General embedded controller error
0282: Memory module error
0283: PCI resource error
0284: TCG-compliant functionality-related error (might be
the BIOS code validation failure)
0285: TCG-compliant functionality-related error (might be
the TPM initialization failure)
0286: Integrated graphics error
0287: Discrete graphics error
0288: Computer display error

Beep symptoms

Table 3. Beep symptoms
Symptom or error
One short beep, pause, three short beeps, pause, three
more short beeps, pause, and one short beep (1-3-3-1
beeps)
One long and two short beeps
Three short beeps, pause, one short beep, pause, one
short beep, pause, and three more short beeps (3-1-1-3
beeps)
Solutions
1. Remove all power resources (the ac power
adapter, removable battery, and coin-cell battery).
If your computer has a built-in battery, reset the
computer by inserting a straightened paper clip
into the emergency-reset hole. Wait for one
minute. Then reconnect all power resources.
2. Replace the system board (service provider only).
Replace the system board (service provider only).
Replace the system board (service provider only).
1. Reinstall or replace the memory module.
2. Replace the system board (service provider only).
1. Remove PCIe devices (the M.2 card, PCIe card,
and so on) (service provider only).
2. Replace the system board (service provider only).
Replace the system board (service provider only).
Replace the system board (service provider only).
Replace the system board (service provider only).
1. Reinstall or replace the discrete graphics card
(service provider only).
2. Replace the system board (service provider only).
1. Reconnect the display cable on both the system
board side and the computer display side (service
provider only).
2. Replace the system board (service provider only).
FRU or action, in sequence
System board
System board
PCI resource problem
Chapter 4
.
Related service information
39

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