Lenovo ThinkCentre A50 Hardware Maintenance Manual - Page 88
No-beep, symptoms
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No-beep symptoms Symptom/Error No beep during POST but computer works correctly. No beep during POST. FRU/Action System board 1. See "Undetermined problems" on page 88. 2. System Board 3. Memory Module 4. Any Adapter or Device 5. Riser Card 6. Power Cord 7. Power Supply 82 Hardware Maintenance Manual
No-beep
symptoms
Symptom/Error
FRU/Action
No
beep
during
POST
but
computer
works
correctly.
System
board
No
beep
during
POST.
1.
See
“Undetermined
problems”
on
page
88.
2.
System
Board
3.
Memory
Module
4.
Any
Adapter
or
Device
5.
Riser
Card
6.
Power
Cord
7.
Power
Supply
82
Hardware
Maintenance
Manual