T430 LCD in T420 causes wierd issues?
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Thinkpad4by3
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T430 LCD in T420 causes wierd issues?
I pluggef my T430s lcd into my T420 since it was fried. I got a strange thing where everything was green, every other vertical line would appear and past that it was ok. it displayed the splashscreen as normal(with the effects stated above) but when I tried it on the T410, it was totally normal.
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Thinkpads: 570e,A31p,T40,T42 x3,T42p UXGA,T60p,T61,X61s,X201,X220,X230,T410,T420,T430s(dead),X240 with mod.
New: 701c, 755c, 755cdv
Others: Zenith 286 supersport, Mac Portable 5120, Tandy LT1400
Thinkpads: 570e,A31p,T40,T42 x3,T42p UXGA,T60p,T61,X61s,X201,X220,X230,T410,T420,T430s(dead),X240 with mod.
New: 701c, 755c, 755cdv
Others: Zenith 286 supersport, Mac Portable 5120, Tandy LT1400
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TPFanatic
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Re: T430 LCD in T420 causes wierd issues?
The T420's connector might be dirty.
Daily driver: lenovo T500 P9700, WUXGA, 8GB
Ultraportable: IBM lenovo X60s
Home theater: lenovo T420
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Ultraportable: IBM lenovo X60s
Home theater: lenovo T420
Enable advanced features on older Synaptics touchpads with the registry: http://forum.thinkpads.com/viewtopic.php?f=2&t=122612
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Thinkpad4by3
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Re: T430 LCD in T420 causes wierd issues?
I would say that but its original LCD works a dream minus the awful TN.TPFanatic wrote:The T420's connector might be dirty.
Maybe differences in the LVDS wiring?
Sent from my SM-G550T using Tapatalk
The only acceptable use for a MacBook is to shop for a Thinkpad.
Thinkpads: 570e,A31p,T40,T42 x3,T42p UXGA,T60p,T61,X61s,X201,X220,X230,T410,T420,T430s(dead),X240 with mod.
New: 701c, 755c, 755cdv
Others: Zenith 286 supersport, Mac Portable 5120, Tandy LT1400
Thinkpads: 570e,A31p,T40,T42 x3,T42p UXGA,T60p,T61,X61s,X201,X220,X230,T410,T420,T430s(dead),X240 with mod.
New: 701c, 755c, 755cdv
Others: Zenith 286 supersport, Mac Portable 5120, Tandy LT1400
Re: T430 LCD in T420 causes wierd issues?
What cable are you using?
If you are using the T430 screen in the T420 - try using the T420 original cable with the T430 screen.....
I personally thought the T430 and T420 used the same LVDS cable but I gave my buddy my original T430 screen to use in his T420 (since I did the FHD mod) and he couldn't use it with my T430 cable...he had to swap the cable and use the T420 cable (**shrugs shoulder**)
If you are using the T430 screen in the T420 - try using the T420 original cable with the T430 screen.....
I personally thought the T430 and T420 used the same LVDS cable but I gave my buddy my original T430 screen to use in his T420 (since I did the FHD mod) and he couldn't use it with my T430 cable...he had to swap the cable and use the T420 cable (**shrugs shoulder**)
Re: T430 LCD in T420 causes wierd issues?
you may be using 1600x900 LCD in place of a 1366x768 LCD, and they come with different cables
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Thinkpad4by3
- Junior Member

- Posts: 301
- Joined: Sun Aug 09, 2015 9:25 am
- Location: N. Bellmore, ny
Re: T430 LCD in T420 causes wierd issues?
Thats the answer, sux its not plug and play like on the t6x series. Put a sxga from xga, no problems.hhhd1 wrote:you may be using 1600x900 LCD in place of a 1366x768 LCD, and they come with different cables
Sent from my SM-G550T using Tapatalk
The only acceptable use for a MacBook is to shop for a Thinkpad.
Thinkpads: 570e,A31p,T40,T42 x3,T42p UXGA,T60p,T61,X61s,X201,X220,X230,T410,T420,T430s(dead),X240 with mod.
New: 701c, 755c, 755cdv
Others: Zenith 286 supersport, Mac Portable 5120, Tandy LT1400
Thinkpads: 570e,A31p,T40,T42 x3,T42p UXGA,T60p,T61,X61s,X201,X220,X230,T410,T420,T430s(dead),X240 with mod.
New: 701c, 755c, 755cdv
Others: Zenith 286 supersport, Mac Portable 5120, Tandy LT1400
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