lenovo l14s g2 mec1503 pinout
lenovo l14s g2 mec1503 pinout
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Re: lenovo l14s g2 mec1503 pinout
SVOD 3 , SVOD 4 programmer has not seen support for MEC-1503 chip.↵
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Re: lenovo l14s g2 mec1503 pinout
hi every one have any idea how to remove
T14 Gen 2 MEC 1503 passwordComment
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log:
- Target interface speed: 1000 kHz (Auto)
- VTarget = 3.301V
- TotalIRLen = 18, IRPrint = 0x000001
- JTAG chain detection found 1 devices:
- #0 Id: 0x02232445, IRLen: 18, Unknown device
- Connect failed. Resetting via Reset pin and trying again.
- TotalIRLen = 18, IRPrint = 0x000001
- JTAG chain detection found 1 devices:
- #0 Id: 0x02232445, IRLen: 18, Unknown device
- ERROR: CPU-TAP not found in JTAG chain
- ERROR: Failed to connect.
Could not establish a connection to target.
- ERROR: Connect failedLast edited by valtic; 01-17-2024, 01:53 PM.Comment
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j-link can't dump mec1503 from thinkpad
log:
- Target interface speed: 1000 kHz (Auto)
- VTarget = 3.301V
- TotalIRLen = 18, IRPrint = 0x000001
- JTAG chain detection found 1 devices:
- #0 Id: 0x02232445, IRLen: 18, Unknown device
- Connect failed. Resetting via Reset pin and trying again.
- TotalIRLen = 18, IRPrint = 0x000001
- JTAG chain detection found 1 devices:
- #0 Id: 0x02232445, IRLen: 18, Unknown device
- ERROR: CPU-TAP not found in JTAG chain
- ERROR: Failed to connect.
Could not establish a connection to target.
- ERROR: Connect failedComment
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Hello. Something new's...? i have thinkpad, with this MEC-1503 ic.. i use the notebook.. have working windows. I can boot. Can't you read the pw from Windows with some program?Comment
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by acedogblastThis is a guide that I am writing for helping others to replace their MEC1503 EC chip if it breaks (or to get around an inconvenient prompt to the BIOS). This forum has been extremely helpful to me so I would like to contribute to help others. I will tell you right now that this task is very difficult to do. You MUST have experience and tools to do precision micro-soldering, BGA reballing, trace repair, and general laptop repair skills.
There are some specialty tools needed to do this task. The replacement MEC1503 chips can be acquired from Aliexpress. Do not buy the bare chips as... -
by coasterghostFor Badcaps Readers, Please note that I am hopefully going to present this same message to Lenovo to see if they have any insight to the matter as well and figured to share the entirety here for clarification. The System is out of warranty as it is but does have the option to have it extended.
Model Information: T14 Gen 2 (Type 20XK, 20XL) Laptop (ThinkPad) - Type 20XK - Model 20XK0069US
Board: T14 Gen 2 (Type 20XK, 20XL) - Type 20XK.
System Hardware:
Processor: AMD Ryzen 7 PRO 5850U
Memory: 1x 16GB DDR4 3200 (Soldered on Board); 1x Crucial 32GB DDR4...09-08-2025, 10:46 PM -
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