HP EliteBook 725 G3 Disassembly

By | April 14, 2016

HP EliteBook 725 G3 uses the AMD PRO A12-8800B processor. It is also equipped with AMD Radeon R7 graphics card, with better graphics capabilities for general office needs.

HP EliteBook 725 G3 average thickness of less than 0.8 inches (2.03 cm) with a USB Type-C port, a DisplayPort port, a VGA port, two USB 3.0 ports, an SDXC card slot and an Ethernet interface, and a docking station for connecting the (optional) interface.

Compared with the traditional business notebook, the new HP EliteBoook 725 G3 lighter and thinner. In addition to AMD Pro processor, it also has other enterprise-friendly features, including an optional mobile broadband, more interface and keyboard pointing stick.

1. Removing the bottom plate
Remove all screws securing the bottom plate.
All screws are covering by rubber mats. You should remove the rubber mat with a screwdriver first.

Pry up the bottom plate with a crowbar by the edges.
Then, you can remove the bottom plate.

2. Removing the battery
Under the bottom plate, you will be able to access the internal components.
In my case, the laptop with an integrated graphics, so it is featuring a single cooling fan.

Before you touch any internal components, it’s a good idea to disconnect the battery.
Remove one screw securing the battery.
Lift up the battery from the laptop and move it away from the battery bay.

HP EliteBook 725 G3 features a 11.4V, 44Wh Li-ion battery, maximum battery run time of 7.25 hours.

3. Removing the RAM
There are two available RAM slots, two of which are taken in our case by two Samsung 4GB DDR3-1600 RAM, total of 8GB RAM.

4. Removing the SSD
Remove one screw securing the SSD and take it out of the M.2 slot.
The laptop comes with a Samsung PM851 SSD, Samsung P/N: MZNTE256HMHP-000H1, Model: MZ-NTE2560, HP P/N: 754949-002.

5. Removing the wireless card
Remove one screw and unplug two wireless antenna cables from the motherboard.
IntelĀ® Dual Band Wireless-AC 7265NGW wireless card, it is support 802.11ac, 2 x 2 Wi-Fi and Bluetooth 4.0, HP P/N: 793840-001.

6. Removing the heat sink and cooling fan
Loosen all screws securing the heat sink and cooling fan.
Disconnect the fan cable from the motherboard

Here’re HP EliteBook 725 G3 heat sink and cooling fan.

Here’s SC card reader.

7. Removing the motherboard
Red: AMD PRO A12-8800B R7 processor
Orange: network transformer

Red: NUVOTON NPCE586HAOMX Embedded controller chips
Orange: Broadcom BCM5762
Green: Bridgelux PS8338B driver chip
On the back side of the motherboard, you can access the CMOS battery.

Source: pconline.com.cn

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