Maintenance & Service Guide

Table 3-1 Computer major components and their descriptions (continued)
Item Description Spare part number
For use in models with UMA graphics L45100-001
(9) RTC battery L02772-001
(10) USB board (includes cable)
NOTE: The USB board cable is also available in the Cable Kit as spare part number L45087-001.
L44578-001
(11) WLAN module
Intel Dual Band Wireless-AC 9560 802.11ac 2 × 2 Wi-Fi + Bluetooth 5.0 Combo Adaptor (non-vPro) L22634-002
Intel Wi-Fi 6 AX201 802.11ax 2 × 2 + Bluetooth 5.0 (non-vPro) L57250-002
Realtek RTL8822CE 802.11ac 2 × 2 Wi-Fi + Bluetooth 5.0 L44796-002
(12) WWAN module
Intel XMM 7360 LTE-Advanced L15398-002
(13) Memory modules (DDR4-2666)
16 GB 937438-852
8 GB 937236-852
4 GB L10598-852
Memory modules (DDR4-3200)
16 GB L67710-002
8 GB L46598-002
4 GB L83673-002
(14) Card reader board (includes cable)
NOTE: The card reader board cable is also available in the Cable Kit as spare part number
L45087-001.
L44579-001
(15) Battery connector board L45086-001
(16) M.2 solid-state drive
512 GB, PCIe, TLC L77290-001
512 GB, PCIe, value L77291-001
512 GB PCIe + 32 GB Optane memory L80988-001
256 GB, PCIe, value L77289-001
256 GB PCIe + 16 GB Optane memory L80987-001
128 GB, SATA-3, TLC L77288-001
(17) Thermal bracket (included in Bracket Kit) L77275-001
(18) Speaker assembly L45092-001
(19) Power connector cable L01048-001
(20) Battery L32656-002
(21) Hard drive
Computer major components 19