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    120hz screen for np9377sm-a

    Discussion in 'Sager and Clevo' started by kantana, Jan 31, 2015.

  1. kantana

    kantana Notebook Consultant

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    Hi All, need some info on the 120hz screen and connectors for the np9377sm-a. Will the parts from a p370em be straight swaps to the np9377sm-a if it has a 120hz screen?
    Reasom for asking is that no where sells all the parts needed and I thought if I could get a nice price for an old p370em chassis I could just swap them into my np9377sm-a.
    Any info would be much appreciated, thx.
     
  2. D2 Ultima

    D2 Ultima Livestreaming Master

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    No idea. All I know is that the 120Hz screen you need should be the LP173WF2-TPB1.
     
  3. kantana

    kantana Notebook Consultant

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    I can find that screen readily but not the required cable unless it uses the same edp cable as the chi mei cmn1735?
     
  4. kantana

    kantana Notebook Consultant

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    Change of plan, after reading on the modded gsync driver thread, I'm seeing the GT72 has 2 panel types, TN with the same Chi Mei panel as I am using and an IPS panel LGD046C.
    They both use 30 pin EDP so I'm going to gamble it's a simple swap out for my NP9377. Now replacing the LCD on the NP9377, is it as simple as removing the rubber stops from the LCD cover, undoing the screws, pop the front cover off then unscrew the LCD support arms on both sides and remove the cable?
     
  5. D2 Ultima

    D2 Ultima Livestreaming Master

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    You need a 50-pin eDP connector for the 120Hz screen as far as I know. Have you tried asking CEG or Mythlogic for the parts? Some rebrander MUST have it.
     
  6. kantana

    kantana Notebook Consultant

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    No one sells the screen anymore and the resellers seem resistant to sell the cable by itself.
    The LG IPS panel seems to be able to run at 100hz so figured it's the next best option if it's just a straight swap from the existing panel.
    The NP9377 is a nice notebook but it needs a lot of effort to get the most from it.
     
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  7. D2 Ultima

    D2 Ultima Livestreaming Master

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    Yeah... sounds like you may indeed have a problem there. That sucks. It's too bad nobody will sell you the part itself.

    Actually... have you tried Eurocom? They usually have tons of spare parts, and they still offer the 120Hz screen.
     
  8. kantana

    kantana Notebook Consultant

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    I already ordered the IPS panel, I'll see if I'm successful first. Otherwise I'll look up Eurocom for the 120hz parts.
    Hope this IPS panel has fast response times. Hated ghosting when I last used IPS panels 6 years ago.
     
  9. syceo

    syceo Notebook Enthusiast

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    Just picked up a 120hz cable from CEG
    [​IMG]

    not sure if im going to add a 120HZ screen as ive just overclocked the stock one to 90hz . Anyone know if overclocking the screen on an XMG P724 will be ok in the long run?
     
  10. kantana

    kantana Notebook Consultant

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    Why's that 120hz cable labelled as LVDS? Thought it had to be EDP?
     
  11. D2 Ultima

    D2 Ultima Livestreaming Master

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    Screen overclocking will burn it out faster. No idea how MUCH faster, but it will burn out faster.
     
  12. clevo-extreme

    clevo-extreme Company Representative

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    if you need instruction, here we go
    ceg_clevo_p370xSM-A_display_manual_service.jpg
     
  13. kantana

    kantana Notebook Consultant

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    Thanks for that, looks like 6 rubber fills to remove then unscrew. Then remove front cover. Then undo 2 screws on top and 4 screws per left/right side. Disconnect old screen then redo it all back up again.
    Sound easy on paper at least :)
     
  14. Ciggles

    Ciggles Notebook Consultant

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    How does the stock screen look when it is not being overclocked? Is it adequate if all you are going to be doing is gaming on it? Good response time at least?
     
  15. kantana

    kantana Notebook Consultant

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    I have the 72% ntsc matt Chi Mei TN panel, it's got a bluish cast but isa ok once calibrated. Response times are good though. Viewing angles are bad, typical for a TN panel.
    I just prefer IPS panels for the better colors and wider viewing angles. I do need better response times though as I am sensitive to ghosting/blurring.
     
  16. Ciggles

    Ciggles Notebook Consultant

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    Unfortunately, I think the stock panels now at most resellers are not even 72% NTSC.

    It's a shame that every other apsect of this machine is great except the non-DIY screen options. It's the only reason I am still considering the gt80 titan since I plan on using the laptop panel 90% of the time.
     
  17. Meaker@Sager

    Meaker@Sager Company Representative

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    The GT80 panel won't be a large colour range either.
     
  18. Ciggles

    Ciggles Notebook Consultant

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    True, but it does have a nice PLS panel with a decent refresh rate for such type of panels (16ms). As someone who tends to use my laptop in bed, I like a screen that has decent vertical viewing angles (as I end up slouching throughout the night).
     
  19. kantana

    kantana Notebook Consultant

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    Large color gamuts aren't worthwhile for majority of apps unless they are coded for such eg professional graphics packages like Adobe. I had a Dell XPS15 from 3 years back with a 102% sRGB panel it gave me over saturated colors on windows and non aware apps, looked like the old AMOLED screens from old mobile phones.
    Some people prefer such colors but it made everything look almost neon. I like wide angles but generally 72% ntsc colors are nice looking without appearing oversaturated.
    LCDs are inherently flawed technology and won't ever have all the ideals like wide angle/accurate colors/high contrast/deep blacks/zero ghosting. I look forward to when they make notebook panels in OLED which remove all these flaws but for now will have to settle for a panel that satisfies some of my needs.
    For a desktop I would use 2 panels, IPS for still images and TN for gaming.
     
  20. kantana

    kantana Notebook Consultant

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    The GT80 Titan uses 18" panels and will be even more restricted in panel choices since Alienware discontinued their 18" model, less demand.
    Panel makers are targetting 15" and smaller for new techs like IGZO etc. I believe the GT80 will reuse the same PLS panel as the old AW18 with no other choices readily available. At least with 17" panels you can source 60%/72%/90% TN, 120hz TN, IPS panels right now.
     
  21. Ethrem

    Ethrem Notebook Prophet

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    I thought the IPS screens do not work on the 9377?

    Sent from my Nexus 6 using Tapatalk
     
  22. kantana

    kantana Notebook Consultant

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    I'll let you know once my IPS screen gets here. I am making assumptions right now based on the fact that the MSI GT72 uses the same Chi Mei TN panel as I am already using in my P9377sm-a and the GT72 also offers an IPS option so I am going to try and swap out my TN for this IPS panel.
     
  23. Ethrem

    Ethrem Notebook Prophet

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    Good luck, there was a discussion awhile back where the conclusion was IPS won't work in a 9377 but it wasn't factual I don't believe.

    Sent from my Nexus 6 using Tapatalk
     
  24. kantana

    kantana Notebook Consultant

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    Well I hope that was just because there were no IPS panels available in 17.3" size at that time. From what I can work out both panels use the same eDP 2 lane 30 pin connector. So unless Clevo blacklists this LG IPS panel it should be straight swap.
     
  25. D2 Ultima

    D2 Ultima Livestreaming Master

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    Yeah, we've already established with many other notebook models that once the machine has the correct connector, delivers the same power (or more) and has the same dimensions/mounting orientations, screen replacement is A-ok.
     
  26. TomJGX

    TomJGX I HATE BGA!

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    Hell if this works, this would be awesome.. Would be quite tempting to get a P370SM-A with IPS display instead of the batman...
     
  27. D2 Ultima

    D2 Ultima Livestreaming Master

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    I don't think I'll ever understand why people choose IPS over 120Hz/144Hz.
     
  28. kantana

    kantana Notebook Consultant

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    May be as simple as the 120hz screen being out of production a long time ago and hard to get the required cable to wanting IPS for the wider viewing angles and the better colors.
    My screen arrives tmw so I'll post once I get it connected. If I could get a 120/144 screen with wide angles/better colors/fast response rate I'd jump at it but in the meantime I'll just have to make do with what's available.
     
  29. SnowDrifter

    SnowDrifter Notebook Geek

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    FWIW I was able to get 119hz out of the stock screen verified on the UFO screen test
    Edit: Although going into games gives me some issues. May need to tweak it

    [​IMG]
     
    Last edited: Feb 5, 2015
  30. SnowDrifter

    SnowDrifter Notebook Geek

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    Ok here we go. Make that 110hz on a 60hz screen. Passes the UFO screen test and plays skyrim without any weird visual anomalies. I need to do some fine tuning/tweaking with it but it should work as a rough start if you want to get close to 120hz without having to track down a screen
    [​IMG]
     
  31. kantana

    kantana Notebook Consultant

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    Hmm no joy past 75hz on my Chi Mei CMN1735 panel.
     
  32. SnowDrifter

    SnowDrifter Notebook Geek

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    Could you post a picture of the settings you used?
     
  33. kantana

    kantana Notebook Consultant

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  34. kantana

    kantana Notebook Consultant

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    Waited all day for the screen to be delivered, finally gets here 5:30pm. Open up the package, all's well it's not damaged.... Hang on, where's the mounting holes on the sides??? Flip it over and the vendor sent me the LP173WF4-SP F1 instead of the LP173WF4-SP D1 that I ordered.
    I even opened up my notebook lid to make sure there is no alternate way to mount it in my notebook but definitely not, the mounting screws are totally in the wrong places and it's a thinner panel than my Chi Mei.
    Just sent them a mail to send me the correct panel and to return this one, wish me luck folks! 1 week wasted on this endeavor, good job my existing panel is working otherwise I'd be really upset at this delay.
     
  35. D2 Ultima

    D2 Ultima Livestreaming Master

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    Good luck!
     
  36. SnowDrifter

    SnowDrifter Notebook Geek

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    Set your Horizontal total pixels to 1970 and your Vertical total pixels to 1084. I'll bet you could get over 100hz with that ;)
     
  37. TomJGX

    TomJGX I HATE BGA!

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    What is this program you are using to OC the screen?
     
  38. SnowDrifter

    SnowDrifter Notebook Geek

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    It's the create custom resolution function within Nvidia control panel
     
  39. kantana

    kantana Notebook Consultant

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    Tried with 90hz but no joy screen goes dark n won't recover had to keep manually shutdown to recover. 85hz seems the limit.
     
  40. Support.3@XOTIC PC

    Support.3@XOTIC PC Company Representative

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    Definitely looking forward to see if the correct model you ordered will work once it arrives.
     
  41. kantana

    kantana Notebook Consultant

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    I'm having extreme problems getting the LP173WF4-SPF1 replaced. The seller claims both the SPF1 and the SPD1 are compatible with each other which is the case electrically but physically the 2 are totally different when it comes to mounting.
    Out of interest I did connect the LP173WF4-SPF1 to my NP9377sm-a though it was freely leaning against my existing screen since I can't figure a way to mount it yet. Powered up and it works as normal, booted into Windows and I'm greeted by a message from the Nvidia Experience trayicon telling me I have a gsync display connected!
    Opened up the Nvidia control panel and indeed gsync is selectable. I tested it and it works fine so looks like those leaked Asus Gsync drivers will work with ALL LP173Wf4 screens!
    However with no clear way of mounting this screen I have reset my configuration back to normal for now.
    If anyone can figure a way to mount a thinner LCD with no side bezel mounting holes in the existing NP9377sm-a notebook lid and want to share their thoughts I am all ears.
    Also if anyone has found a reliable source for the LP173WF4-SPD1 screens I am also interested to know, thanks.
     
  42. kantana

    kantana Notebook Consultant

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    Sigh the seller is offering to refund the screen since they do not have any of the SPD1 screens! Anyone know anywhere online that sells the SPD1 screen?
     
  43. deadsmiley

    deadsmiley Notebook Deity

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  44. kantana

    kantana Notebook Consultant

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    LOL they ship to Hong Kong which is where I am! I am wary of getting the SPF1 screen instead of the SPD1 which we need and with 5 panels that becomes a bigger liability. It appears that even though the SPF1 is a later revision than the SPD1 we haven't seen it ship in any notebooks before the SPF1. SPF1 was shipping with the Acer Nitro/Lenovo Y70 etc long before the Asus G751 and MSI GT72. Which means most parts on the market will be of the SPF1 and sellers are being obtuse that the 2 panels are interchangeable. Electrically they are compatible since same 30 pin EDP port but physically they are different, mounting brackets/thickness/dimensions/physical placement of the EDP port etc
     
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  45. kantana

    kantana Notebook Consultant

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    Just tried to DIY mod the SPF1 to fit in the NP9377 lid. Not going to happen as the SPF1 has a horizontal tab underneath the bottom edge of the screen that blocks some tabs from the lid bezel from closing properly. This horizontal foil has circuit boards underneath and ribbons, not possible to bend or otherwise reposition.
    To get around this you would need to remove 2 tabs from the lid front bezel.
     
  46. Ciggles

    Ciggles Notebook Consultant

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    Do you know if that 72% NTSC matte panel is the same one that Mythlogic uses as their upgrade to the MYTHLOGIC Nyx 3713-A Black? I know the standard Sager TN panel is even worse, but wondered if I should stick with the stock panel if the 72% NTSC upgrade isn't that much of an upgrade.
     
  47. kantana

    kantana Notebook Consultant

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    Lol, my machine is from mythlogic and yes the 72% ntsc panel is much better in terms of colors gamut. Comparing the 2 panels directly will give you wider range of colors.
    The 72% panel is no slouch especially response rate for gaming. It loses out on viewing angles, where colors will change if viewed askew of dead center especially vertical angles.
     
  48. Meaker@Sager

    Meaker@Sager Company Representative

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    Have you seen if the panel clocks well?
     
  49. kantana

    kantana Notebook Consultant

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    Assuming you mean overclocking the refresh rate on the Chi Mei 72% TN panel, I got it to 90hz which seems to be the limit here:

    upload_2015-2-13_11-31-21.png
     
  50. Meaker@Sager

    Meaker@Sager Company Representative

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    90hz is not bad at all so it's not a bad sample in that respect.
     
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