EEVblog #641 – Dumpster Cash Register Teardown

Teardown Tuesday.
Dave tears down a cash register found in the dumpster.
Does it have any useful parts to salvage?
German brand Quorion QMP 3282
And a look inside a thermal print head.

Datasheets:
http://www.powertipusa.com/pdf/pg12864ak.pdf
http://www.altera.com/literature/ds/m3000a.pdf
http://www.paradigmtools.com/docs/R8820.PDF
http://www.st.com/web/catalog/sense_power/FM142/CL851/SC1790/SS1555/PF63141
http://www.st.com/web/catalog/sense_power/FM142/CL851/SC1794/SS1498/PF63236
http://www.atmel.com/images/doc0313.pdf
http://www.onsemi.com/pub_link/Collateral/MC34164-D.PDF
Thermal print head driver chip: https://www.dropbox.com/s/bdtmfr2qdsdogkl/64-bit%20thermal%20head%20driver.pdf

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