Heath Consultants GT Series - Manual (Page 40)

3-18
USER HANDBOOK
alarms are active, the user must press and hold
both the LH and RH buttons simultaneously
for an additional five (5) seconds before the mode
menu appears.
Fig. 3.26 OFF sequence
The switching OFF sequence can be aborted at any time
by releasing the held buttons which provides access to
the Mode menu, shown in Fig. 3.27:
Fig. 3.27 Mode Menu