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    Clevo P771-ZM possible to mod to an 120Hz panel?

    Discussion in 'Sager and Clevo' started by TonyTheExplorer, Dec 31, 2016.

  1. TonyTheExplorer

    TonyTheExplorer Newbie

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    Since this laptop has two connectors for an LVDS Panel with 40 pins and an eDP connector, i was questioning if it's possible to mod this laptop with an N173HHE-G32 Panel which comes with the newest MSI GS73VR.
    I know that this panel has at least 40 pins eDP and i can overclock the old Panel up to 100Hz stable, but the MSI has better colors and better response time than the one that i currently have.
    Would be good to know if someone attempted that already.
     
  2. i_pk_pjers_i

    i_pk_pjers_i Even the ppl who never frown eventually break down

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    Probably not unless you are comfortable using a dremel on your panel covers. I know the B173HAN01.2 requires you to use a dremel on the panel covers so I assume the N173HHE-G32 would as well.
     
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  3. TonyTheExplorer

    TonyTheExplorer Newbie

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    Thank you for the respond.
    So basically what do i need to perform such upgrade or modification ?
     
  4. i_pk_pjers_i

    i_pk_pjers_i Even the ppl who never frown eventually break down

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    Well I can't answer that since I don't know if that particular panel would work without a hardware mod or not. Perhaps someone else here can answer that.
     
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  5. t456

    t456 1977-09-05, 12:56:00 UTC

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    Depends on whether the G32 has a bottom-dangling pcb as well. Turns out AUO wasn't overly concerned with honesty when they typed up their specifications sheets:

    [​IMG]

    Both the fhd LG and the uhd AUO list their physical, outline height as 230.45mm, so there should be no problems swapping these two, for instance. Thing is that AUO has placed the panel's pcb underneath, rather than behind the lcd and they apparently consider this an optional component, not adding the height of this to the total ... which is like claiming the height of a truck is 3.2m because you can deduct the height of the opt-in wheels, making it possible to travel through that 3.5m tunnel up ahead ... by skiing, presumably.

    The ZM lid does not have the spare cut-out the 870-series have, but dremeling should get you a long way; it's only ~2cm. Unfortunately, there's no N173HHE-G32 specification sheets floating around yet, not even 'for sale' versions, so it's hard to tell for certain (maybe a dismantling video of the MSI?). Do have a sheet for the N173DSE-G31, also a high-bandwidth eDP panel (3840x2160) and it, like the AUO, has the drop-down pcb. It's a little less of a concern, though; +14mm instead of +20 for the HAN models (21.5mm for the ZAN). Probably need to trim a little off the bezel as well; its 'inward tapering' bit may get in the way of clipping it back in place.

    Presumably you already have the 4-lane, 40-pin eDP cable? If so, then you're quite lucky. The ZM models had the bad luck to be based on a right-hinge threaded cable design and yet sport 3k displays with right-side connectors (viewed from the back; so they're actually near the left hinge). This necessitated crazy, 500mm long cables in order to reach the lcd connector. This particular cable can reach all sides, so it won't matter what type the G32 uses.
     
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  6. TonyTheExplorer

    TonyTheExplorer Newbie

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    Thank you for this information t456.
    I guess i'll have to wait a bit for this project i was thinking about making a completely new housing for the laptop (3D Printer) aswell in order to modify everything without having troubles to loose space, if it's necessary.
    Since the warranty from my laptop end next month i might gonna give it a try and maybe making a records of every step.
    I hope i'm going to succeed with this.
    by the way i have one more question.
    Is there a difference between a 40 pin LVDS and a 40 pins EDP?

    I know that LVDS is using Channels and the eDP is using lanes.
     
    Last edited: Jan 2, 2017
  7. t456

    t456 1977-09-05, 12:56:00 UTC

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    Not physically; they're both a bunch of copper wires. The data protocol (language) is different, however, and so is the pin configuration. It would be possible to cut, swap and resolder the tiny wires if that happens to be necessary.

    Good luck with the project and don't forget to make some photos; there'll be a lot of people interested in this upgrade possibility.
     
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