1 - 8 TC51 User Guide
Charging Indicators
Google Account Setup
The first time the TC51 starts, the Setup Wizard displays. Follow the on-screen instructions to set up a Google
account, configure Google Wallet for purchasing items from the Play Store, entering your personal information, and
enabling backup/restore features.
Replacing the Battery
1. Press the Power button until the menu appears.
2. Touch Battery Swap.
3. Follow the on-screen instructions.
Table 1-3 Charging/Notification LED Charging Indicators
State LED Indication
Off TC51 is not charging. TC51 is not inserted correctly in the
cradle or connected to a power source. Charger/cradle is
not powered.
Slow Blinking Amber (1 blink every 4
seconds)
TC51 is charging.
Slow Blinking Red (1 blink every 4
seconds)
TC51 is charging but the battery is at end of useful life.
Solid Green Charging complete.
Solid Red Charging complete but the battery is at end of useful life.
Fast Blinking Amber (2 blinks/second) Charging error, e.g.:
• Temperature is too low or too high.
• Charging has gone on too long without completion
(typically eight hours).
Fast Blinking Red (2 blinks/second) Charging error but the battery is at end of useful life., e.g.:
• Temperature is too low or too high.
• Charging has gone on too long without completion
(typically eight hours).
NOTE The TC51 has to be connected to the internet in-order to set up a Google account.
Google account only required on devices with GMS software.
CAUTION Do not add or remove microSD card during battery replacement.