Table 6-10 System board descriptions and part numbers (continued)
Description Spare part number
● Intel Core Ultra7-155U processor N95767-xx1
● Intel Core Ultra7-155U processor, WWAN models N95766-xx1
● Intel Core Ultra7-155H processor N95762-xx1
● Intel Core Ultra5-125U processor N95765-xx1
● Intel Core Ultra5-125U processor, WWAN models N95764-xx1
● Intel Core Ultra5-125H processor N95763-xx1
Models with discrete NVIDIA GeForce RTX 2050 graphics memory:
● Intel Core Ultra7-155H processor N95761-xx1
● Intel Core Ultra7-155H processor (PRC) N95769-xx1
● Intel Core Ultra5-125H processor N95760-xx1
● Intel Core Ultra5-125H processor (PRC) N95768-xx1
Before removing the system board, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 36).
2. Remove the bottom cover (see Bottom cover on page 36).
3. Remove the battery (see Battery on page 47).
4. Remove the fan (see Fan on page 51).
NOTE: You do not have to remove the heat sink to remove the system board.
When you replace the system board, be sure to remove the following components (as applicable) from
the defective system board and install them on the replacement system board:
● Memory modules (see Memory modules on page 38).
● WLAN module (see WLAN module on page 40).
● WWAN module (see WWAN module on page 41).
● Solid-state drive (see Solid-state drive on page 43).
● Heat sink (see Heat sink on page 56).
Remove the system board:
1. Disconnect the following cables from the system board:
NOTE: You should never disconnect the RTC battery cable from the system board.
● Antenna cables from the WLAN module (select products only) (1)
● Display cable (2) (ZIF)
● Speaker cable (3)
58
Chapter 6 Removal and replacement procedures for authorized service provider parts
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