User's Manual

TR-151A page 15
2.7 DIP switch
On Off
Switch 1
Enable TR-151A to automatically
power on when it is connected to
external power.
Users have to press the power button
to power on TR-151A whether
external power is connected or not.
Switch 2
All LED works as user mode. Make all LED except status LED go off
for secret tracking. Status LED works
as user mode.
Switch 3
Setting Mode (Status LED keeps
emitting red light)
User Mode
Switch 4
Sleeping Mode User Mode
Note: You can set the switch by a little tweezers or pen point or toothpick.