Table 3-1  Computer major components and their descriptions (continued)
Item Description Spare part number
  16 GB L67710-002
  8 GB L46598-002
  4 GB L10598-852
(15) WLAN module
  Intel Dual Band Wireless-AC 9560 802.11ac 2 × 2 Wi-Fi + Bluetooth 5.0 (non-vPro) L22634-002
  Realtek RTL8822CE 802.11ac 2 × 2 Wi-Fi + Bluetooth 5.0 L44796-002
  Intel Wi-Fi 6 AX201 802.11ax 2 × 2 Wi-Fi + Bluetooth 5.0 (non-vPro) L57250-002
(16) WWAN module (Intel XMM 7360 LTE-Advanced) L15398-002
(17) M.2 solid-state drive  
  512 GB, PCIe, TLC L78043-001
  512 GB, PCIe L78044-001
  512 GB, PCIe + 32 GB Optane memory L85513-001
  256 GB, PCIe L78042-001
  256 GB, PCIe + 16 GB Optane memory L85341-001
  128 GB, SATA-3, TLC L78041-001
(18) Hard drive  
  1 TB, 5400 rpm, 7 mm 832077-002
  500 GB, 7200 rpm, 7 mm 703267-002
(19) Battery L32656-002
(20) Bottom cover L44515-001
Computer major components 19