The hard disk module includes 2.5-inch hard disk caddy, M.2 to SATA adapter card, 2280 M.2 SSD, SSD heatsink and five screws. On the back of the hard drive module, there is an M.2 PCIe 256GB SSD. Remove four screws securing the hard drive module. The hard drive bay of my Precision 7720 is the same as the previous generation Precision 7710. Now you can see the 2.5-inch hard disk bay and several sets of cables on the left of the hard disk bay.Ĭarefully observe the top of the battery compartment inside the sticker, in addition to a variety of certification mark, you will find the following information: DELL Reg Model: P29E, Reg Type No: 29E002, DP/N: BY1X9 A00 DPC. The battery of my Precision 7720 is basically the same as the previous generation Precision 7710, and it’s also the 6 cell, 11.4V, 91Wh, 7583mAh, Dell P/N: MFKVP. At this point, the battery is ejected, and the battery can be removed. Slide the lock again to the right and reach the rightmost battery icon position.

Unlock the latch and remove the battery cover.

The above is marked Precision 7720, along with DPN and CMIIT ID. On the right side of the bottom case, there is a small label below the small heat dissipation pane. Its material is relatively tough hardened rubber, pressed by hand without any deformation. It is important to note that the four pads on the four corners of the bottom case, its shape makes it very easy to clean up. The left and right slightly smaller pane is the main intake window of the cooling fan, and the two larger panes near the center correspond to the memory slot position and the dual M.2 slot position. Approximately one-third is the battery cover, and the upper part is the base cover. The bottom of the Precision 7720 is divided into two parts. Wi-Fi: Intel Dual Band Wireless-AC 8265 2×2 802.11ac + BT4.0įor the freshest produce, find us on Facebook for the latest teardown news. SSD: 1st M.2 PCIe 256GB SSD Class 40, 2nd Additional M.2 PCIe 256GB SSD Class 40, 3rd Additional M.2 PCIe 256GB SSD Class 40īattery: 6-cell (91 Whr) Lithium Ion Polymer Battery with ExpressCharge

Graphics Card: Radeon Pro WX 7100 w/8GB GDDR5 Memory: Dual channel DDR4, 4*8GB=32GB, DDR4 2677MHz Processor: Intel Core i7-7920HQ (Quad Core 3.10 GHz, 4.10 GHz Turbo, 8MB 45W, w/Intel HD Graphics 630)ĭisplay Type: 17.3″ UHD IPS Narrow Border (3840×2160) Wide View with Camera and Mic I will remove the bottom case and battery cover to remove the battery, RAM, SSD, Wi-Fi card, keyboard, graphics card, cooling fan, heat sink, and motherboard. In this guide, I will disassemble a Dell Precision 7720.

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