I was wondering if you intend to claim TRS at Sydney airport, do you also need to bring the packaging and manuals along? It's not specifically mentioned.
http://customs.gov.au/faq/TRS.asp
http://www.sydneyairport.com.au/prepare/departures/tourist-r…
At Perth Airport, you don't need to bring the packaging nor manuals. I presume that will be the same for Sydney airport.