Robotis STEM LEVEL1 Manual page 7

2. 3. 2. 3. The robot makes a continuous warning sound while moving.
The alarm indicates that the robot is low on batteries. Immediately recharge your
battery(Refer to Charge).
If you do not replace the battery right away, the robot may turn off without warning and
fall, which can cause severe damage.
2. 3. 3. Assembly Check
In Assembly Check mode you can verify whether your robot has been properly assembled.
Compare the initial position of the motors.
1. To run Assembly Check mode select 'Manage', hold the 'D' button followed by 'START'.
Keep holding until melody finished playing.
2. Select the motor with either 'U' or 'D' buttons. The selected motor with turn its LED on
and position itself into its initial position.
'U' ups ID order while 'D' downs ID order.
3. Compare the ID against the assembly check guide.
If the motor is not detected by the controller then it will beep.
4. Compare whether the motor "froze" or it goes to its initial position.
Although the LED may be on the motor may be loose; check its wiring.
5. Check the port for the IR array.
The IR array connected to its pre-assigned will blink when detecting an object.
2. 4. Battery Charge
You may obtain Lithium polymer batteries from www.robotis-shop-en.com.
If the robot alarm sounds off during operations then recharge the battery.
During charging the charger's red LED turns on. When complete the green LED turns on.
1. Take the battery out