EEVblog #619 - Dumpster Dive PABX Teardown

http://www.eevblog.com/live/
Panasonic KX-TVP100AL Voice Processing System:
ftp://58.6.17.67/Old%20PABX/Panasonic/Brochures/VPS=KX-TVP50AL.pdf
Panasonic KX-TD816AL Digital Super Hybrib System PABX
http://phoenixcommunications.com.au/Downloads/Panasonic%20Users%20Guides/userman.pdf
Installation Manual:
http://www.absolutephoneanddata.com.au/TD816%20V2%20Manual.pdf
NEC Zen Alpha: http://au.nec.com/en_AU/media/docs/XEN_Alpha_Feature_Specs_Manual-90acf4b4-288d-4567-993a-f0ce9273a382-0.pdf

Datasheets:
3W isolated DC DC converter http://pdf1.alldatasheet.com/datasheet-pdf/view/112652/SHINDENGEN/HDF2412D.html
MT8952 HDLC Protocol Controller
http://www.microsemi.com/products/t1-e1-interfaces/hdlc-controllers/mt8952
MC14LC5480 PCB Codec Filter
http://cache.freescale.com/files/timing_interconnect_access/doc/data_sheet/MC14LC5480.pdf
MT8941 T1/CEPT Digital Trunk PLL
http://pdf1.alldatasheet.com/datasheet-pdf/view/77100/MITEL/MT8941BP.html
MT8952 HDLC Protocol Controller
http://pdf.datasheetcatalog.com/datasheet/zarlinksemiconductor/zarlink_MT8952_MAR_97.pdf

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