Power Supply Problems; Beep Symptoms - Lenovo Legion Tower 5i Hardware Maintenance Manual

Error
The boot sector on the startup drive is corrupted.
The drive is defective.

Power supply problems

If you suspect a power problem, use the following procedures.
Check/Verify
Check the following for proper installation.
• Power cord
• On/Off switch connector
• On/Off switch power supply connector
• System board power supply connectors
• Microprocessor connection
Check the power cord for continuity.
Check the power-on switch for continuity.

Beep symptoms

Beep symptoms are tones or a series of tones separated by pauses (intervals without sound) during POST.
The following table describes the beep symptoms.
Beep symptom
2 short beeps: common POST error
3 short and 1 long beeps: DRAM memory error
4 long beeps: insufficient shadow RAM resources for
option ROM (error code: 8998) or PCIe/PCI MMIO
(memory mapped input/output) resources (error code:
8999)
2 long and 3 short beeps: graphics card error
FRU/Action
The drive must be formatted. Do the following:
1. Attempt to back up the data on the failing hard disk
drive.
2. Using the operating system programs, format the
hard disk drive.
Replace the hard disk drive.
FRU/Action
Reseat connectors
Power cord
Power-on switch
FRU/Action
Common POST error code. See the detailed failure
information in "POST error codes" on page 36.
Perform the following actions in order:
1. Make sure that the memory modules are properly
seated in the memory slots.
2. Replace the memory modules.
3. Replace the system board (for trained service
personnel only).
See the detailed failure information in "POST error codes"
on page 36.
Perform the following actions in order:
1. Make sure that the graphics cards are properly
seated in the slots.
2. Replace the graphics cards.
3. Replace the system board (for trained service
personnel only).
.
Chapter 4 Service checkout and symptom-to-FRU index
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