True-size paper check
Print it. Hold it.
Know the room.
Three pages. 80, 92, and 120mm. See the outer shroud envelope before eBay.
Space planning only. Not card fit or cooling proof.
One free PDF
Pick the page. Check 100mm.
Print at 100%. Turn off Scale to Fit. The bar must measure exactly 100mm.
Power off first
1
2
3
4
Paper. Space. Preflight.
Verify scale
Measure the 100mm bar.
Align gently
Hold the paper cavity at the card end. Never force it into hardware.
Check the black line
Case, cable, or another card touching the outline means stop.
Check length
Run the online preflight for fan depth and free length.
Paper clears?
Run the shroud preflight Check the full setup.
Choose the box, fan, cable path, and free length before ordering.