Connect The Sensor Strip Lead; Thumb Joystick - Welch Allyn RETeval-DR Directions For Use Manual

Directions for use
Connect the power cord
The RETeval-DR device is shipped with a partial charge. However, it is strongly
recommended that you fully charge the device prior to testing.
1. Attach the power brick plate that matches your mains outlet to the power brick
power plug.
2. Insert the power cord receptacle into the power brick port on the back of the docking
station.
3. Insert the power brick power plug into the mains outlet. The power supply accepts
100 – 240 VAC, 50/60 Hz.
Charge the battery using the power brick
The RETeval-DR lithium-ion battery charges when in the docking station from either the
computer or laptop via the USB cable or the power brick connection to a mains outlet. If
the power brick is connected, charging will be significantly faster than if a USB
connection is used. The charging status is shown on the display. If the display is blank,
press the power button to turn it on. The RETeval-DR device is shipped with a partial
charge.
1. Insert the power cord receptacle for the power brick into the power brick port on the
back of the docking station.
2. Insert the power brick plate that is appropriate for your location into the power brick
power plug.
3. Insert the power brick power plug into the mains outlet.
Charge the battery using the USB port
Charging the RETeval-DR device using the USB cable is significantly slower than
charging the device using the power brick and a mains outlet. The charging status is
shown on the display. If the display is blank, press the power button to turn it on. The
RETeval-DR device is shipped with a partial charge.
1. Insert the USB connector into the port on the back of the docking station.
2. Insert the USB connector into an available USB port on your computer or laptop.

Connect the sensor strip lead

The RETeval-DR sensor strip lead connection is above the battery compartment on the
front of the device.
Connect the sensor strip lead to the blue sensor strip lead connector.

Thumb joystick

The joystick provides a simple and intuitive user interface. Use your thumb to push the
joystick in the desired direction.
Setup 15