Which laptops does 745891-001 fit? 745891-001 (HP I/O board) is documented to fit 1 laptop model: HP ProBook 655 G1. Fits come from OEM documentation (HP service guide), last checked 2026-11-04; not bench-tested. Full compatibility list.
HP spare part description: "Audio/USB board, 655 G1". Documented OEM replacement; see each fit for configuration limits.
Devices documented to accept this OEM component. Compatibility from OEM documentation or a labelled source, with a confidence level on each fit; not bench-tested.
| Model | Brand | Last checked | Confidence |
|---|---|---|---|
| HP ProBook 655 G1 All I/O board for this model | HP | 2026-11-04 | OEM documented |
HP description: "Audio/USB board, 655 G1". OEM documentation only; not bench-tested.
HP Maintenance and Service Guide c04823617, PDF pages 45, 95: "745891-001" (Audio/USB board, 655 G1). (via MG fold)
Summary of the documented fits above (sources on each model card); not bench-tested.
| Model | Brand | Type |
|---|---|---|
| HP ProBook 655 G1 | HP | Business laptop |
Fit check: Always confirm the OEM part/FRU number on your machine's label or in the service manual before buying. HP service guide
745891-001