Labels: DOCUMENTED = taken from HP's manual; PROPOSED = our own joining or ordering of HP's directions, not an HP instruction; UNPERFORMED = a suggested check that has not been carried out.
Applies to
HP ProBook 640 G1. Confirm the exact model on the service label before starting.
HP ProBook 640 G1 Notebook PC wlan module replacement. HP prints this procedure on printed page 67 of its maintenance and service guide.
Tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
675794-001- Qualcomm Atheros AR9485 802.11b/g/n 1×1 WiFi Adapter. Source: printed page 67.712639-201- Intel Dual Band Wireless-AC 7265 802.11 ac 2×2 WiFi + BT 4.0 Combo Adapter for use only in Brazil. Source: printed page 67.695915-001- Intel 802.11 2×2 a/b/g/n Combo Adapter. Source: printed page 67.670292-001- Intel 802.11 2×2 a/b/g/n Combo Adapter. Source: printed page 67.690019-001- Atheros 802.11 b/g/n 1×1 Combo Adapter. Source: printed page 67.717381-001- Intel 802.11 2×2 AC + Bluetooth 4.0. Source: printed page 67.710661-001- Intel 802.11 a/b/g/n 2×2 + Bluetooth 4.0 WLAN. Source: printed page 67.730668-001- Broadcom 802.11 a/b/g/n 2×2 + BT 4.0 LE PCIe+USB HMC WW. Source: printed page 67.747832-001- Intel 802.11 a/b/g/n 2×2 + BT 4.0 WLAN. Source: printed page 67.
Preparation
Save your work, shut the computer down through the operating system, unplug AC power and every external device, and work on a grounded, static-safe surface.
Replacement
- Shut the computer down through the operating system, unplug the power cord, and disconnect every external device. (printed page 67).
- Remove the battery and the service cover so the board is reachable. (printed page 67).
- Detach the two antenna leads (1), take out the two Phillips screws (2), lift the retaining bracket (3), and pull the card (4) away from the slot. (printed page 67).
Parts this procedure uses
- HP Qualcomm Atheros AR9485 WiFi adapter 675794-001 (675794-001)
- HP Intel 802.11 2x2 a/b/g/n combo adapter 695915-001 (695915-001)
- HP 802.11 2×2 a/b/g/n combo adapter 670292-001 (670292-001)
- HP 802.11 b/g/n 1×1 combo adapter 690019-001 (690019-001)
Part numbers in our catalog
- HP Wireless-AC 7265 WiFi and BT combo adapter, Brazil 712639-201 (712639-201)
- HP 802.11 2×2 AC adapter with Bluetooth 4.0 717381-001 (717381-001)
- HP 802.11 a/b/g/n 2×2 adapter with Bluetooth 4.0 710661-001 (710661-001)
- HP 802.11 a/b/g/n 2×2 adapter, Bluetooth 4.0 LE, PCIe+USB HMC W 730668-001 (730668-001)
- HP 802.11 a/b/g/n 2×2 adapter with Bluetooth 4.0 747832-001 (747832-001)
Check each part page for its source and variant notes before ordering.
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-probook-640-g1-notebook-pc-wlan-module-replacement-p67