User guide

S900 User Guide
Scroll with the ▲/▼ keys until Keyboard Test is highlighted.
Then press OK to accept.
You will notice the screen displays the keys for every
corresponding key on the S900 keypad.
As you touch each “keypad key,” its corresponding key on the
screen display will highlight in red (
).
If the key is not properly working it will highlight in gray/black
(
).
To exit the Keyboard Test screen and return to the Auto Test Menu,
press OK or press ESC at any time.
d) Fingerprint Sensor Test
The Fingerprint Sensor Test verifies if the sensor is working
correctly. You can visually examine the image resolution and
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