Table 3-1 Computer major component descriptions and part numbers (continued)
Item Component Spare part number
For use in models with discrete graphics M21719-001
For use in 51 W, UMA models N00095-001
(9) I/O board
NOTE: The I/O board cables are available in the Cable Kit as spare part number N03218-001. The
RJ-45 (network) jack door is available as spare part number M21994-001.
For use in vPro models M48790-001
For use in non-vPro models N01502-001
(10) Battery
3 cell, 51 Wh M73472-005
3 cell, 42 Wh M75599-005
(11) Bottom cover
For use in models with a 51 Wh battery N00121-001
For use in models with a 42 Wh battery M21720-001
(12) Solid-state drive (M2. 2230)
NOTE: The solid-state drive support kit is available as spare part number N00354-001. It includes
2nd SSD holder, bracket, and rubber.
256 GB, PCIe, value, 2230 M11042-001
128 GB, PCIe, value, 2230 M11040-001
(13) Solid-state drive (M2. 2280)
NOTE: The solid-state drive support kit is available as spare part number N00354-001.
1 TB, PCIe, TLC, 2280 M16560-001
512 GB, PCIe-4 × 4, TLC, 2280 M17436-001
512 GB, PCIe-4 × 4, TLC, self-encrypting drive, 2280 M52031-001
512 GB, PCIe, value, 2280 L85364-001
256 GB, PCIe-4 × 4, TLC, 2280 M52025-001
256 GB, PCIe-4 × 4, TLC, self-encrypting drive, 2280 M52029-001
256 GB, PCIe, value, 2280 L85354-001
(14) Memory modules (DDR4, PC-3200)
32 GB M09713-001
16 GB L67710-001
8 GB L46598-001
4 GB L83673-001
(15) Real-time clock (RTC) battery M34737-001
22 Chapter 3 Illustrated parts catalog