Direct answer
The HP ProBook 450 G6 G7 USB IO Daughter Board Replacement is a tested USB daughter board for HP ProBook 450 G6 / G7 replacement part designed for the ProBook 450 G6, 450 G7. It costs Rs. 2,450 at N.N Laptops, Hafeez Center, Gulberg III, Lahore, comes with a 30-day check warranty, and is bench-tested before dispatch. Same-day pickup in Lahore and with nationwide delivery via TCS / Leopards via TCS or Leopards.
Compatibility — which laptops fit this part?
This hp probook 450 g6 g7 usb io daughter board replacement is verified to fit the following laptop models. We physically test the part on a known-good chassis before shipping to confirm seating, connector pinout, and electrical behaviour. If your model is similar but not listed, WhatsApp 0314 4000131 with your full service tag or model number and we will confirm fit in minutes.
- Confirmed models: ProBook 450 G6, 450 G7
- Connector type: HP 30-pin flex
- Pulled from: Tested working donor unit, no impact damage, no liquid corrosion
Specifications at a glance
| Ports | USB-A 3.0 + 3.5mm audio |
|---|---|
| Connector | HP 30-pin flex |
| Compatibility | 450 G6 / G7 |
| Type | OEM pulled |
Real-world use cases
Customers in Lahore typically order this part for the following repair scenarios:
- Dead USB-A or USB-C port that doesn't enumerate any device
- Audio jack that crackles or only outputs to one earphone
- SD-card slot that no longer reads cards
- Liquid spill damage limited to the IO side of the laptop
Installation guidance
The replacement is straightforward for any technician with basic laptop disassembly experience. A walkthrough:
- Shut the laptop down and remove the power adapter.
- Remove the bottom panel and disconnect the internal battery if present.
- Locate the IO daughter board (usually on the right or left chassis edge).
- Disconnect the FFC ribbon cable from the daughter board ZIF connector.
- Unscrew the 2-3 mounting screws holding the board to the chassis.
- Lift out the old board and align the replacement to the same screw posts.
- Reseat the FFC cable, lock the ZIF, and screw the new board in place.
- Power on and test every port (USB enumeration, audio output, card-reader detection) before final reassembly.
Tools you will need
Philips PH00 screwdriver, plastic spudger or guitar pick, ESD wrist strap, anti-static surface, and a small parts tray. If you do not have these, we offer in-shop installation at Hafeez Center for a flat Rs. 1,500 fitting fee — usually completed within 45 minutes.
What to test after install
Boot the laptop, verify the component is detected in Device Manager (Windows) or System Report (macOS), run a stress test for 10-15 minutes, and confirm no unusual heat or noise. Our 30-day check warranty covers exactly this validation window.
Why buy from N.N Laptops
We have been the trusted laptop spare-parts vendor in Hafeez Center since 2016. Every internal part we sell is pulled from a working donor unit, cleaned, bench-tested, and labelled with the donor model. We don't ship guess-work parts. You also get the option to walk in and watch the test before you buy — try getting that from an online-only seller.
Pair this part with our compatible ProBook 450 G6 compatible flex cable matching motherboard for a complete repair.
Frequently asked questions
Is this daughter board original or compatible?
It is an OEM-pulled original part removed from a working ProBook 450 G6 donor unit. It is not aftermarket plastic. Each unit is bench-tested before listing and labelled with the donor service tag.
How do I know my model is compatible?
WhatsApp your laptop service tag or full model number to 0314 4000131. We will pull up the BOM in 2-3 minutes and confirm exact compatibility. Most parts in this listing fit a 2-3 generation range, so chances are high your model is covered.
Do you offer in-shop installation?
Yes. Walk in to Shop 66A, Hafeez Center for in-shop installation at a flat Rs. 1,500 fitting fee. Most replacements are done in 30-60 minutes while you wait. We do not charge a diagnostic fee if you buy the part from us.
What if the part does not work in my laptop?
You are covered by our 30-day check warranty. If the part is genuinely faulty or incompatible, we refund or exchange — no restocking fee — as long as the part shows no signs of incorrect installation.
Can I get in Karachi or Islamabad?
Yes. We ship Pakistan-wide via TCS and Leopards. Delivery takes 2-4 working days outside Lahore. is available in every TCS-served city. Rs. 2,450 is the -eligible product price; a small courier handling charge applies.
Where to buy in Lahore
Walk in to Shop 66A, 3rd Floor, Hafeez Center, Gulberg III, Lahore, or message 0314 4000131 on WhatsApp. We are open Monday to Saturday, 11 AM to 9 PM. Sundays we answer WhatsApp orders only. via TCS or Leopards reaches every Pakistani city in 2-4 working days.
Order through WhatsApp 0314 4000131 or visit Shop 66A, 3rd Floor, Hafeez Center, Gulberg III, Lahore. We offer Lahore delivery, with nationwide delivery via TCS and Leopards, and a 30-day check warranty on every item we sell. Pakistan-wide shipping in 2-4 working days.
Why this specific daughter board?
The HP ProBook 450 G6 and G7 share a common architecture, but the IO daughter board is often the first component to show wear because of frequent USB plugging and audio jack usage. A faulty board can cause intermittent connection, slow charging, or no detection at all. By replacing it with a bench-tested OEM-pulled board, you restore full functionality without the risk of aftermarket compatibility headaches. At N.N Laptops, we thoroughly test each board on a known-good ProBook chassis before dispatch, so you get a part that works out of the box.
Where can you use this part — beyond the obvious?
While designed for the ProBook 450 G6 and G7, this daughter board may also fit other HP business notebooks using the same 30-pin flex connector. If you are unsure, simply WhatsApp 0314 4000131 with your laptop's model and service tag. Our team, led by Sayam, can quickly verify compatibility using our in-house database. Many customers from Karachi, Islamabad, Rawalpindi, Faisalabad, and Multan have successfully ordered this part for their repairs.
What sets N.N Laptops apart?
We have been serving the Hafeez Center community since 2016, and every part we sell, including this HP ProBook 450 G6 G7 USB IO Daughter Board, is individually bench-tested. We offer same-day delivery in Lahore, and nationwide shipping via TCS or Leopards reaches cities like Peshawar, Sialkot, and beyond within 2-4 working days. Our 30-day check warranty gives you peace of mind — if the part doesn't work, we replace it. Visit us at nnlaptops.com or drop by Shop 66A, 3rd Floor, Hafeez Center, Gulberg III, Lahore to see the part in action.
