BUSY Main Kone mod. Schindler Traction Lifts @ Westfield Parramatta

I thought according to the beeps thy were modded by Otis, but it's a Schindler mod; albeit it has 90s Kone chimes; this could have meant the buttons were originally Salient.
Brand: Kone (modernised by Schindler; originally Otis Lexan)
Type: Traction
Capacity: 2516kg/33 persons
Floors: 2, 3, 4, 5, 6, 7, 8
Year installed: 1975 (by Otis)
Year modernised: Kone: 1990s; Schindler: 2000s
Buttons: Green Dewhurst US91-15
Deathtrap Rating: 2/10 (too busy; stopped on every floor)