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Backrest angle adjustment
Adjustment range:
0°-41.41° (backwards against plumb line); 0°-60°(forwards against plumb line)
Method:
Pull the handle upward, turn the backrest to requested angle, and then loosen the handle.
Rear end height adjustment
Adjustment range:
0-65mm with 7 adjustable positions.
Method:
Pull the handle upward to make the rear end of the mat depressed (lifted) until reaching the requested position through increase (decrease) force; then loosen the handle.

si tratta di un manuale d'istruzioni per una navetta aeroportuale, in cui si descrive l'uso del sedile del conducente. In questo caso "to make the rear end of the mat depressed" cosa intende? Depressed in questo caso sta per "abbassato"?

Grazie in anticipo