ResMed VPAP III, VPAP III ST, VPAP III ST-A Service Manual page 44

3 Turn the unit right side up, and refit the filter, with the blue side of the filter material facing out
from the flow generator.
4 Take the interface assembly and turn it upside down so that the LCD module is facing upwards.
5 Insert the flexible connector into the locking device.
6 Carefully close both sides of the locking device at the same time.
7 Fold the cable as shown below, according to the make of flow generator:
VPAP III, VPAP III ST
VPAP III ST-A
5 Replacing major subassemblies 43