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    T61p 15.4 WSXGA+ LCD Panel Survey

    Discussion in 'Lenovo' started by rock7777, Sep 14, 2007.

  1. rock7777

    rock7777 Notebook Geek

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    T61p 15.4 WSXGA+ owners, please post the manufacturers of your LCD panels. Please indicate the following:

    1. Ship Date
    2. LCD Panel Manufacturer (Samsung or LG-Philips)​

    Please also provide some general impressions on the quality of your screen, i.e. brightness, viewing angles, amount of light leakage, etc.

    ===========================

    To determine the manufacturer of your T61p 15.4 WSXGA+ panel use one of the following methods.

    Obtain the FRU code for your LCD panel by entering your the model type and serial number on this page: Lenovo Parts Lookup

    See which manufacturer corresponds with the FRU code for your panel:

    Samsung: 42T0329
    LG-Philips: 42T0423

    Alternatively, you can use the free software PC Wizard 2007 which can gather manufacturers code for various parts in your machine.

    Samsung: LTN154P2-L05
    LG-Philips: LP154W02-TL06
     
  2. Dr.Sam Poni

    Dr.Sam Poni Notebook Guru

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    I got an LG-Philips. My ship date was 9/7.
     
  3. maverik1121

    maverik1121 Notebook Geek

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    1. 9/5
    2. LG

    Very nice screen, minimal bleeding (faint line at the very bottom only noticeable in a dark room)
     
  4. JediMunchies

    JediMunchies Notebook Consultant

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    Ship date 9/2
    LG screen.

    I'm impressed with the brightness, viewing angles and clarity. I just got one stuck red pixel on the right side of my screen. Doesn't bother me when I'm gaming or working on something... but.. knowing its there... ya know?
     
  5. MaxGeek

    MaxGeek Notebook Evangelist

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    ordered 9/4 and 9/7 both Samsungs
     
  6. clyde1

    clyde1 Notebook Consultant

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    For T60 with WSXGA+, anyone know what screen FRU part # 13N7020 would be?
     
  7. Daniel L

    Daniel L Notebook Guru

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    Ship date: 8/25
    LG screen.

    Screen is much brighter on my T61P than it is my T42P. Colors are good, no dead pixels, and very little light bleed (only noticeable in a dark room).
     
  8. Tim

    Tim Notebook Virtuoso

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    Shipped 9/8
    LG screen.

    This screen is very nice. Almost no light leakage. One dead pixel though in the middle of the screen. :/
    Tim
     
  9. newuser_07

    newuser_07 Notebook Enthusiast

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    Shipped 9/5
    LG

    I have a quick question how do i identify dead pixels ? use a black background like a screen saver and see if i have any odd 'spots' on the screen ? :confused:

    Also i am not sure if my screen has leakage ? what is the best way to make sure ? :confused:

    otherwise the laptop rockx.
    Thanks
     
  10. braddd

    braddd Notebook Deity

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    My advice to you is that if you have no reason to suspect there is something wrong with your screen, don't go looking for backlight bleeding/leakage or dead/stuck pixels. Do you really want to know if they are there if you can't even notice them after using the computer? Maybe its better not to know? Finding either of these things doesn't mean you get a warranty replacement. Your choice, read below if you want to know:





    Dead/stuck pixels:
    Read what the guy says then try the tests:
    http://www.gdargaud.net/Hack/DeadPixels.html

    Backlight bleeding:
    Go to your windows screen saver settings and select "blank" then click "preview." That will put an all black screen on your computer your backlight bleeding will appear as the non-black areas on the edge(s) and/or corners of the screen.
     
  11. newuser_07

    newuser_07 Notebook Enthusiast

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    thanks a lot for the reply and the links. I just wanted to make sure that things are all right ...... I have found no dead pixels :) but i am not sure about the leakage part.... this is what i did

    a) put the blank screen as my screensaver.
    b) turned of all the lights

    The LCD is not perfectly dark it has some background light but is evenly spread i dont see it at any particular location on the screen ? Is this normal ? or do i just have a screen which doesnt leak but pours light :p

    I will try to take a pic or two and put them in here.
     
  12. sapibobo

    sapibobo Notebook Evangelist

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    Oops, mine is Z series. You can delete my vote.
     
  13. mcbrided

    mcbrided Notebook Consultant

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    LG shipped 8/31
     
  14. rock7777

    rock7777 Notebook Geek

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    It looks like those of you who ordered a T61p 15.4 WSXGA+ after September 4 have been getting Samsungs panels. This is not good. I hope the trend reverses. I ordered on September 13. I'm keeping my fingers crossed for an LG-Philips panel.
     
  15. CaptTripz

    CaptTripz Notebook Enthusiast

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    Ordered mine on the 9th, and it looks like from the parts lookup that it will be the Samsung wsxga+ screen.

    What makes the Samsung worse than the LG? Graininess, Dead Pixels, Brightness, Leakage?
     
  16. MonsterMaxx

    MonsterMaxx Notebook Evangelist

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    In the case of the new 'top of the line T61P' defective machine that was delivered to me it was severe light leakage.

    Also, it was very dim.
     
  17. kyla

    kyla Notebook Guru

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    Darn, I ordered on 9/13. Hope I can get an LG.
     
  18. Mark

    Mark Desktop Debugger

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    Didn't you have a WUXGA screen though? It seems like those have worse light leakage from what I have seen around...
     
  19. ooxxoo

    ooxxoo Notebook Evangelist

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    Taking a picture with normal exposure makes the light leakage go away!!
     
  20. rock7777

    rock7777 Notebook Geek

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    Is there anyone who ordered a T61p 15.4 WSXGA+ after September 4 who got the LG-Philips?
     
  21. MEK

    MEK Notebook Enthusiast

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    I ordered right on Sept. 4th, it came with a LG screen...I guess that's pretty close...
     
  22. rock7777

    rock7777 Notebook Geek

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    Thanks MEK. Yeah, it looks like September 4 was the transition point. It seems like every one who ordered after that date are receiving Samsung panels. If I receive a unit with a Samsung screen, I'm sending it back. I keep laptops for years I don't want to deal with a subpar screen during that time.
     
  23. skymaster

    skymaster Newbie

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    Got my T61 15.4" WSXGA+ a few days ago. I used to be a sucker for high resolution and specifically wanted this screen (but it turned out to be a mistake). I also have a T60 14" SXGA+ from work. Always thought that T60 was a neat small package (relatively, of course), Well, the new T61 is a lot larger, thicker and heavier. What a behemoth! It may be sturdier with the rollcage, etc. but for me the physical size of the notebook was an unpleasant surprise. The screen is much brighter than the one in T60 which is about a year old. Looking at both side by side, T61 screen has a lot more contrast and better black levels. Viewing angle is pretty narrow and colors seem to shift slightly with head movement, but I expected this (I have a 20" NEC s-IPS monitor for real Photoshop work). Back to T61, the pixel pitch is even smaller than on T60 SXGA+ and small fonts are hard to read. I ended up increasing font size in Windows to 140% to get about the same reading experience as T60 which is set up with 120% "large" fonts. I am also finding that ultra-high contrast of the new display causes more eye strain, and for some reason ClearType setting is not as effective as it is on the lower contrast T60 screen. So if I were to do it again I would go for 14" widescreen (now that 4:5 is almost impossible to find) and a 1280x800 resolution.
     
  24. Howler9443

    Howler9443 Notebook Enthusiast

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    1. Shipped 9/8
    2. LG Screen

    I really like the screen on the T61 WSXGA+ that I received. I had initially been concerned that the brightness was not going to be that great, but I must say that I was pleasantly surprised.

    I have a DELL 2001FP (I believe thats the model) at work and the T61 is brighter and sharper than the DELL desktop flat panel. A very nice surprise indeed.
     
  25. ickysmits

    ickysmits Notebook Evangelist

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    Thank you ooxxoo, it's hard enough when you’re just trying to get information and make a decision. Some people exaggerate screen issues to no end.

    With really bad camera skills, you can easily go from post to post and declare that you have a 'top of the line T61P' defective machine. This was taken with the default settings on my camera:

    [​IMG][/IMG]


    But it really doesn't look that bad. If I adjust my exposure settings, I can make an image that almost, but not quite, looks closer to what it really is:

    [​IMG][/IMG]


    I'm just amazed that some people are so deluded they go out of their way to try to misinform others.
     
  26. morphy

    morphy Notebook Deity

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    heh ya those overexposed icons are a dead giveaway.
     
  27. rock7777

    rock7777 Notebook Geek

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    Howler, when did you order your system?
     
  28. CaptTripz

    CaptTripz Notebook Enthusiast

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    My T61p wsxga+ just came in this morning...the Samsung display seems to be ok, a little bit of leakage at the bottom, but only really noticeable on a solid black screen...with a taskbar across the bottom you really don't notice anything.

    I don't have any point of reference to compare to the LG screen.

    No dead pixels that I have noticed yet, but I haven't looked very hard.

    I did notice a "pool ripple" spot about halfway from top to bottom and a quarter of the screen from the left (at about 400,500). The kind of thing that you see when you push on the screen (front or back), except it is visible with even the slightest vibration without touching anything...anyone see or heard of something like this?

    Haven't had a chance to search the forums yet, and not sure what to even call this issue, so any links or suggestions would be welcome.

    CaptTripz
     
  29. meh_cd

    meh_cd Notebook Evangelist

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    That sounds like some sort of defect. Perhaps something behind the LCD is causing it? Either way I'd call Lenovo and ask for a replacement.

    My T61p looks like it will have a Samsung screen so I'll let everyone know how it is.

    EDIT: Is it where the red "nipple" is at on the keyboard when you close the laptop? I've heard of that rubbing against the screen when it is closed.
     
  30. CaptTripz

    CaptTripz Notebook Enthusiast

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    No, the nipple is much closer to the center of the screen...this point is about half way between the left edge and the center. I will probably call them about it in a bit.

    If I have the onsite warranty option, they will send someone out to fix it right? I really don't want to send it back to them.
     
  31. Kain

    Kain Notebook Evangelist

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    So the LG screen is better? If I order a T61p in the next few days, what are the chances of me getting a LG screen? Is there any way to check during my order?
     
  32. Kain

    Kain Notebook Evangelist

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    :confused:
     
  33. rock7777

    rock7777 Notebook Geek

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    Your guess is as good as ours. My sense is that they get LCD panels in batches from the manufacturer. So those who ordered during the same period will all get panels from a single manufacturer. When supply runs low, a new batch will be ordered. At that point, I'm guessing they order from the manufacturer with the best availability. Supply issues occur when both manufacturers are unable to fulfill the orders.

    There really isn't a way to check for the screen manufacturer until the order ships from Lenovo and you get the serial number. As of September 5, it looks like people have been receiving Samsung panels. I'm not sure who long this will last.
     
  34. tobius

    tobius Notebook Geek

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    ship date:9-2-07
    manufacturer: LG-Phillips
     
  35. ingen

    ingen Notebook Enthusiast

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    Hope the after 9/4 thing is just a coincidence, thinking about ordering a WSXGA+ over my current WUXGA order, but if i know it's going to be Samsung, i rather just take my chances.
     
  36. rock7777

    rock7777 Notebook Geek

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    Good news guys. I placed an order on Sept 13 and my order shipped last night. I was finally able to do a parts lookup for my LCD panel. I am getting:

    42T0422 42T0423 15.4 INCH LCD DISPLAY FRU

    This should be the LG-Philips panel! As soon as I get my system next week, I will use PC Wizard to verify this. But for now, it looks like this new wave of T61p WSXGA+ shipments have LG-Philips panels. For those of you who just got shipping confirmations today, please verify this by doing a parts lookup.
     
  37. phantom131

    phantom131 Newbie

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    ordered: 9/10, ESD: 9/27
    shipped: 9/20
    T61p T7300

    15.4 WSXGA+ LG & NMB kb
     
  38. morphy

    morphy Notebook Deity

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    15.4 INCH LCD FRU 42T0423 - LG
    KEYBOARD FRU 42T3143 - NMB

    Looks like a great batch so far :) :D
     
  39. ingen

    ingen Notebook Enthusiast

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    Wow, very excited to reorder tomorrow then, getting a LG and NMB keyboard would be awesome!
     
  40. morphy

    morphy Notebook Deity

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    well it might not be a real NMB kb as I've heard some chiconys have rebranded as NMB. At any rate won't know for sure till its delivered and I take a peek under the keys and/or run PC Wizard on it.
     
  41. Hellbore

    Hellbore Notebook Evangelist

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    I ordered mine 2 days ago, but my order still says "in process". Is that normal?

    I'm anxious to find out what screen and keyboard I get. This will be my first ever laptop, it better not suck!

    I have been reading some disturbing things on here about grainy screens, light leakage, dead pixels, and the T61 models being really bulky and large. I'm starting to worry I might have made a bad decision :(

    It was between this and a Sager and I thought the Thinkpad would be a safer bet. I hope I wasn't wrong. I also considered Dell but every Dell I have ever used felt cheap and flimsy...just my opinion...
     
  42. Orlics

    Orlics Notebook Enthusiast

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    Ordered 9/7, shipped 9/20. LCD Panel is LG-Philips.
     
  43. valeragun

    valeragun Newbie

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    Hi ,

    It is possible to measure height and length of a working part of the WSXGA+ ?

    Thanks
     
  44. ooxxoo

    ooxxoo Notebook Evangelist

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    The screen issue is legitimate... but I believe the large and bulky one is just people not realizing just how much better 15.4" widescreen is vs 14.1" standard or widescreen. I had a Compaq X1000 back in the day and it was far bigger than my T41/T61p.

    As for keyboards... if this is your first IBM/Lenovo it'll be better than every other keyboard you've used so don't worry about it.
     
  45. alphaoenz71v

    alphaoenz71v Notebook Geek

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    Ordered on the 20th, Shipped on the 22nd.

    42T0422 42T0423 15.4 INCH LCD DISPLAY FRU YES


    Hell yea.
     
  46. Hellbore

    Hellbore Notebook Evangelist

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    Are you FREAKIN kidding me?

    When you placed your order what did it say for estimated ship date?

    I ordered on the 19th and it said estimated ship date was October 8th! Also, there was a small problem with my order, my credit card was declined. I called my bank and got them to accept the charge, then a Lenovo rep ran my card again and it was accepted. However, a rep in a different department claimed my card was still declined, and kept trying to run it. THEN my bank declined THOSE charges because they were duplicates, the charge already accepted! Now Lenovo credit department still thinks my card was declined even though the charge is right there showing up on my account balance, and I can't get the bastards to ship me my damn laptop!!!! :mad: I couldn't even get through to them on Friday, I was trying to call all day, I spent literally hours trying to get through to their credit department (DURING normal business hours when they are open, mind you). All I got all day was that message that basically says, "Sorry, we are too busy, leave a message!" then it hangs up on you. I did leave a message but of course, no one called me back.

    I'll try to sort them out tomorrow, I am tempted to cancel the order and tell my credit card to refuse the charge, then just start over with a new order. Lenovo's call centers are such a mess!


    Oops anyway I didn't mean to get off topic, what I am wondering is, do you think they are shipping only LG screens now? I hope so. If there are still Samsungs going out, I will DEFINITELY cancel my order and wait it out.
     
  47. alphaoenz71v

    alphaoenz71v Notebook Geek

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    My ESD was October 10th.
     
  48. Hellbore

    Hellbore Notebook Evangelist

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    Hmm... So maybe there is a chance mine will ship soon if I can take care of this ridiculous mix-up... I hope so.
     
  49. pro101

    pro101 Notebook Consultant

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    I got 42T0422 42T0423, so it is the LG Phillips? It is grainy and colors are washed out. It looks like the software settings are responsible for the color issues, the Nvidia panel is not very flexible. All my previous laptops even those 10 years ago had a better screen. As consolation I have an awesome 226BW external monitor which makes things much better at the office.

    Have any of you found workarounds to alleviate these issues?
     
  50. kyla

    kyla Notebook Guru

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    I did the parts lookup and it says it can't find it. What am I doing wrong? I have the serial number and isn't the machine type = 6459 for the T61p?
    Help!
     
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