Maintenance and Service Guide

Table 3-1 Computer major components and their descriptions
Item Component Spare part number
(1) Display assembly
The display assembly is spared at the subcomponent level only. For more display assembly spare part information, see
Display assembly components on page 19.
(2) Top cover with keyboard
Ash silver, backlit L52020-xx1
Ash silver, no backlight L52021-xx1
Natural silver, backlit L52022-xx1
Natural silver, no backlight L52023-xx1
Ash silver, backlit, models with a ngerprint reader L52152-xx1
Ash silver, no backlight, models with a ngerprint reader L52153-xx1
Natural silver, backlit, models with a ngerprint reader L52154-xx1
Natural silver, no backlight, models with a ngerprint reader L52155-xx1
(3) TouchPad button board
NOTE: The TouchPad button board cable is available using spare part number L52037-001.
The TouchPad cable is available using spare part number L52038-001.
L52029-001
(4) Speakers (left and right) L52040-001
(5) System board (includes processor and replacement thermal material)
For use in models with discrete graphics equipped with the following processors:
Intel Core i7-8565U processor and 4 GB of GeForce MX250 discrete graphics memory L51994-xx1
Intel Core i7-8565U processor and 2 GB of GeForce MX130 discrete graphics memory L51993-xx1
Intel Core i5-8265U processor and 2 GB of GeForce MX130 discrete graphics memory L51992-xx1
Intel Core i5-8265U processor and 2 GB of GeForce GTX1050 discrete graphics memory L51991-xx1
Intel Core i3-7020U processor and 2 GB of GeForce MX110 discrete graphics memory L51990-xx1
For use in models with UMA graphics equipped with the following processors:
Intel Core i7-8565U processor L51987-xx1
Intel Core i5-8265U processor L51986-xx1
Intel Core i3-8145U processor L51985-xx1
Intel Core i3-7020U processor L51984-xx1
Intel Pentium N5000 processor L51988-xx1
Intel Celeron N4000 processor L51989-xx1
(6) Solid-state drive
512 GB, PCIe L52006-001
256 GB, PCIe L52005-001
256 GB, SATA-3, TLC L52004-001
Computer components 17