Asus Laptop

Asus S46C Disassembly and HDD, RAM Upgrade Options

In this guide, I will explain how to disassemble the Asus S46C to remove the RAM, hard drive, wireless card, keyboard, heat sink, cooling fan, and motherboard.

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Remove the two screws securing the service cover and remove the cover.
Under the cover, you can access the hard drive and RAM.
Remove the service cover

Remove the screws securing the hard drive module. Lift the black tape and remove the hard drive module.
Remove the hard drive module

Remove the screw and pull out the optical drive.
Pull out the optical drive

Insert a pry tool between the bottom cover and the palm rest, and slide the pry tool to separate the bottom cover from the palm rest.

There are some clips on the bottom cover that secure it to the palm rest. You need to unlock all the clips to remove the bottom cover, which may take some time.
Separate the bottom cover

Disconnect the speaker cable from the motherboard. The bottom cover can be removed.
Remove the bottom cover

When the bottom cover is removed, you can access the RAM, wireless card, SSD, heat sink, and cooling fan.
Internal structure

Asus S46c LCD hinge
LCD hinge

Asus S46c heat sink
Heat sink

Heat sink

The Asus S46c has two memory slots, but only one memory module is installed. You can add another memory module to upgrade the memory. It comes with a 4GB Samsung RAM module.
RAM module

Asus S46c cooling fan
CPU fan

Ports
Ports

Asus S46c USB board
USB board

M.2 SSD and wireless card
M.2 SSD

Wireless card
Wireless card

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7 Comments

  1. I want to buy a used S46C from a friend, but a 24GB SSD is useless for me. Is the SSD a PCIe mini card device? Can I replace it with another of a bigger capacity if I find one? I don’t really have access to open the laptop case. They don’t want to screw the warranty, so I can’t see if another device fits or anything. What should I look for in the range of 60-120GB? Thanks in advance!

  2. Thanks for the reply, I ended up buying the laptop, but instead of replacing the half mSATA for a bigger one, I replaced the SATA 2.5HDD for a 2.5SSD (much easier to find for me) and used a second HDD caddyto put the 500GB HDD in the DVD port, now I use the DVD drive as an external USB DVD drive, the mSATA SSD is there but I don’t really use it for anything, I don’t regret anything tough, everything works great.

  3. Hey, how can I replace the CMOS battery? I can’t seem to find it. I need to replace it because my laptop’s timezone keeps changing constantly.

    1. I have a similar problem because my Asus S46C runs only the BIOS. People at the forum suggest that it may be necessary to replace the CMOS battery. Where can I find it?

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