MSG: system board kit includes integrated processor, UMA graphics memory, system memory, eMMC storage, Chrome OS and replacement thermal material; I/O bracket in Bracket Kit N01962-001. WWAN and non-WWAN boards are separate PNs; match exact CPU/RAM/eMMC and WWAN capability. ADVISORY (not a flag): PartSurfer lists this WWAN-variant board ("...fWWAN14G1"; MSG "for use on computer models equipped with WWAN capability") on non-WWAN 657W9UT as well as WWAN 657X3UT; every other 657W9UT part is non-WWAN (N01977/N01968/N01970/N01956). MSG non-WWAN N5100 8/64 board is N01941-001 (not in our BOMs; gap lead). PartSurfer wins; Main to note. Configuration-specific: 2/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.
Source notes
Saved HP PartSurfer product BOM(s) on box (partsurfer/cache_<SKU>.json, captured before this loop; no new HP fetch, HP OEM cool-down ON). Listed for 2 of 8 checked product numbers (657W9UT, 657X3UT; 2 of 6 North American US/UT SKUs; product name "HP Fortis 14 inch G10 Chromebook (4Z9Z0AV)"). HP description: "SPS-MB UMACel N51008GB64GeMMCfWWAN14G1". Keyword: Unknown Keyword. OrderFlag: 1. Also in the saved HP Maintenance and Service Guide N03634-001 (hpmsg/fortis14g10.pdf). (via MM-LOOP-046).