DC-in / Charging port
Dell OEM
Part #: RJ2NM
Dell 3100 2-in-1 I/O daughterboard with Type-C power connection
Dell 3100 2-in-1 I/O daughterboard with Type-C power connection. Official OEM replacement documentation; see fit constraints.
Compatible Chromebook Models (1)
Devices documented to accept this OEM component. Compatibility from OEM documentation, not bench-tested.
AUE: June 2029
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Dell Chromebook 3100 2-in-1
Fitment Details:
Configuration-dependent I/O board; exact-model manual explicitly connects Type-C power cable to this component class. Replace full board, not a loose soldered USB-C socket. Match original RJ2NM. OEM documentation only; not bench-tested.
Installation: Not verified
Source:
https://www.dell.com/en-us/shop/dell-i-o-daughterboard/apd/cpx-rj2nm/parts-batteries-upgrades ↗
(Manufacturer part RJ2NM; title/specification and Compatibility explicitly list Chromebook 11 3100 2-In-1. Direct public OEM page retrieved without generic redirect. Power-role corroboration: exact Chromebook 3100 2-in-1 Service Manual, Removing the Input and output board, step 1 explicitly disconnects the Type-C power cable from this board: https://www.dell.com/support/manuals/en-us/chromebook-11-3100-2-in-1-laptop/chrome_3100_2-in-1_sm/removing-the-input-and-output-board?guid=guid-4fb6b65a-2fbd-4607-b518-306681938d60&lang=en-us. Manual establishes power connection; Dell part listing establishes RJ2NM exact-model fit. Exact-model manual cross-check: https://www.dell.com/support/manuals/en-us/chromebook-11-3100-2-in-1-laptop/chrome_3100_2-in-1_sm/removing-the-input-and-output-board?guid=guid-4fb6b65a-2fbd-4607-b518-306681938d60&lang=en-us. Component class/service access corroboration only; this manual does not confirm the orderable part number. Exact numbered fit remains established by the cited OEM Compatibility listing.)
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