== Manuals ==
* [[Media:Schneider NLQ401 User Manual(German)...pdf|NLQ401 User Manual (German)]]
* [[Media:Schneider NLQ401 Service Manual (German).pdf|NLQ401 Service Manual (German)]]
* [[Media:UPD7811G Datasheet.pdf|uPD7811G Datasheet]] (8bit CPU with 4096 byte ROM, 256 byte RAM, 44 I/O lines)
* http://en.wikipedia.org/wiki/Centronics - wikipedia on ''Centronics Data Computer Corporation'' (includes info about their GLP "Great Little Printer" series)
[[Category:Peripherals]]
[[Category:Printers and printer ports]]