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5
5. Speaker
6. Camera
7. Camera Flash
8. Type-C USB OTG Port
9. Type-C USB Host Port
10. Micro SD Card Slot
11. Lock/Power Button
Table 2-1
Power LED Description
LED
Color
Description
Power
Green
Lights solid green when the battery is fully
charged.
Flashes green while charging, and the tablet will
automatically powers on.
Red
Flashes red when illegal operation is detected.
2.1.2 Power Sources
The BT609 tablet can receive power from the following sources:
Internal Battery Pack
AC/DC Power Supply
IMPORTANT
Do not charge the battery when the temperature is below 0°C (32°F) or above 45°C
(113°F).
Internal Battery Pack
The BT609 is powered via its internal rechargeable battery, which can provide sufficient
power for about 6 hours of continuous operation if fully charged.
AC/DC Power Supply
—
using power adapter
The tester can be powered via an electrical outlet using the AC/DC power adapter. The
AC/DC power supply also charges the internal battery pack.