EEVblog #639 – IBM L40SX Retro Laptop Teardown

Teardown Tuesday
What’s inside a 1991 vintage IBM PS/2 L40SX 80386SX laptop?

Inside the LCD:
http://animus.pro/public/lcd_2.jpg
http://animus.pro/public/lcd_1.jpg

Datasheets:
IIT 3C87 Co-Processor: http://datasheets.chipdb.org/IIT/IIT3c87.pdf
WD76C30 http://pdf.datasheetcatalog.com/datasheets2/29/2916422_1.pdf
WD76C20: http://www.datasheet-pdf.com/datasheetdownload.php?id=370726
WD76C10: http://www.datasheetarchive.com/dlmain/Datasheets-8/DSA-153427.pdf
LT1270: http://cds.linear.com/docs/en/datasheet/lt1270afc.pdf
8042 PS/2 Controller: http://wiki.osdev.org/%228042%22_PS/2_Controller
Intel 8 Macrocell PLD: http://www.alldatasheet.com/datasheet-pdf/pdf/160485/INTEL/85C224-80.html

Forum: http://www.eevblog.com/forum/blog/eevblog-639-ibm-l40sx-retro-laptop-teardown/

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