Press the START / STOP (MEMORY) key again to start all
3 times simultaneously. The acoustic signal can now be inter-
rupted using the appropriate T key (T1, T2, T3) or the
START / STOP (MEMORY) key.
After all 3 times have elapsed, press the CLEAR key
reset the countdowns 1 to 3 to 0, one after another.
Changing the batteries
Q
Note: If the legibility of the display
ishing contrast, then the inserted batteries are discharged and
must be replaced.
Open the battery compartment cover
the device by pushing it downwards.
Remove the old batteries. Use a thin, pointed object to lever
the batteries out of the battery compartment.
Note: Make sure you insert the batteries the right way round
(polarity). This is shown above the battery compartment.
Close the battery compartment cover again, so that it engages
audibly.
Troubleshooting
Q
The device contains delicate electronic components. For this reason
it is possible that it can be disrupted by radio transmitting equipment
32 GB/IE
decreases due to dimin-
1
on the rear side of
14
to
7