Thesupport bar at the rear of the motherboard trayis designed to:
Provide additional structural stability
Prevent vibration-related failures
Ensure proper alignment of PCIe slots and backplane connectors
It is secured using6 screws, arranged as:
3 screws on the left side
3 screws on the right side
Correct Removal Procedure:
✅Step 1:Identify thesix screws securing the support bar.✅Step 2:Loosen themevenly from both sidesto prevent stress on the chassis.✅Step 3:Carefully remove the support bar without twisting it.
Why Other Options Are Incorrect?
B (24 screws)→ Excessively high number; no component in this section has 24 screws.
C (12 screws)→ Incorrect count; only6 screwsare present.
D (6 screws but uneven distribution)→ There are3 screws per side, not 1 on one side and 5 on the other.
Official Documentation Reference:
Supermicro AS-8125GS-TNMR2 Disassembly Guideconfirmsthe support bar is secured with 6 screws (3 on each side).
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