Lenovo NetVista A22 Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 100

No-beep symptoms, Important, Start Options, Power-On Self-Test, Enhanced, Symptom/Error, FRU/Action

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No-beep symptoms Important: Type 2254, 2256, 2257, 6336, 6337, 6339, 6341, 6342, 6346, 6347, and 6348 computers default to come up quiet (no beep and no memory count and checkpoint code display) when no errors are detected by POST. To enable beep and memory count and checkpoint code display when a successful POST occurs, do the following: 1. Select Start Options in the Configuration/Setup Utility program (see "Setup Utility program" on page 10). 2. Set Power-On Self-Test to Enhanced. Symptom/Error No beep during POST but computer works correctly. No beep during POST. FRU/Action 1. System Board 1. See "Undetermined problems" on page 109. 2. System Board 3. Memory Module 4. Any Adapter or Device 5. Riser Card 6. Power Cord 7. Power Supply 92 Hardware Maintenance Manual

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No-beep symptoms
Important:
Type 2254, 2256, 2257, 6336, 6337, 6339, 6341, 6342, 6346, 6347, and 6348 computers default
to come up quiet (no beep and no memory count and checkpoint code display) when no
errors are detected by POST.
To enable beep and memory count and checkpoint code display when a successful POST
occurs, do the following:
1.
Select
Start Options
in the Configuration/Setup Utility program (see
“
Setup Utility
program
”
on page 10).
2.
Set
Power-On Self-Test
to
Enhanced
.
Symptom/Error
FRU/Action
No beep during POST but computer works
correctly.
1.
System Board
No beep during POST.
1.
See “Undetermined problems” on page
109.
2.
System Board
3.
Memory Module
4.
Any Adapter or Device
5.
Riser Card
6.
Power Cord
7.
Power Supply
92
Hardware Maintenance Manual