Lenovo ThinkStation PX Hardware Maintenance Manual page 131

• Remove the front fan bracket. See "Front fan bracket" on page 81.
• Remove the rear fan. See "Rear fan assembly" on page 83.
• Remove the front panel IO assembly. See "Front panel IO assembly" on page 85.
• Remove the memory fan duct. See "Memory fan" on page 109.
• Remove the memory modules. See "Memory module" on page 110.
• Remove the onboard M.2 solid-state drive and its heatsink kit. See "Onboard M.2 solid-state drive
and its heatsink kit" on page 107.
• Remove the M.2 solid-state drive in the front access bay. See "M.2 solid-state drive in the front
access bay" on page 104.
• Remove the hard disk drive in the front access bay. See "Hard disk drive in the front access bay" on
page 92.
• Remove the hard disk drive in the PSU bay storage enclosure. See "Hard disk drive in the PSU bay
storage enclosure" on page 95.
• Remove the Wi-Fi card adapter. See "Wi-Fi card adapter" on page 75.
• Remove the PCIe card. See "PCIe card" on page 114.
• Remove the NVLINK bridge. See "NVLINK bridge" on page 80.
• Remove the super capacitor module. See "Super capacitor module" on page 119.
• Remove the Full-length PCIe card. See "Full-length PCIe card" on page 117.
• Remove the right side cover. See "Right side cover" on page 97.
• Remove the Power distribution board and bracket. See "Power distribution board and bracket" on
page 101.
• Remove the BCB board and bracket. See "BCB board and bracket" on page 102.
• Remove the storage fan assembly. See "Storage fan assembly" on page 103.
• Remove the CPU heatsink. See "CPU heatsink" on page 120.
5. Record the cable routing and cable connections and then disconnect all cables from the system board.
See "System board" on page 60..
Removal steps
Remove the 12 screws that secure the system board shown in the following illustration.
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Chapter 7 Hardware removal and installation
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