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- Antennas won't connect to wifi card

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05-11-2022 04:51 PM
I have an HP 15 AU 123 CL laptop. I'm trying to replace wifi blue tooth card part # 863934-855. I can't find one with the antennas already attached. I bought one on ebay once and tried to attach the antennas by hand and they wouldn't attach. The round surfaces with metal rings and pins on the card were not attachable. It also doesn't look like there's a space to apply solder. How do the antennas attach? Or did I buy a defective item?
05-11-2022 05:37 PM - edited 05-11-2022 06:23 PM
Hi:
No wifi card comes with the antenna wires attached, because the wires remain inside the PC.
The card should have two antenna terminals.
You have to center the antenna wire connector exactly over the Wi-Fi card terminal and firmly press down, so it snaps on.
I hope you didn't break the antenna terminals off the original card when you removed it, because if you did, the Wi-Fi card's antenna terminals are stuck inside the antenna wire coupling, and you will have to carefully remove the broken terminals from the antenna wire(s).
Here is a video for how to remove and replace a typical M.2 Wi-Fi card.
The video only shows a model card with one wire, but you just do the same thing for both.
Replace the Wireless Module | HP Notebook 15, HP 250 and 255 G7 Notebook PC | HP - YouTube
05-12-2022 12:40 AM - edited 05-12-2022 12:43 AM
I have to start from scratch with a new card and antennas. The terminals broke off the original card while still attached to the the antenna connectors. The antennas are trashed.
I ordered new antennas and a new card and the new antennas wouldn’t snap onto the new terminals. The new terminals were too flat.