Removing the battery, Slide the battery lock switch to the lock position, Then remove the battery – BenQ P51 User Manual
Page 23: Hardware setup 11

Hardware setup 11
Removing the battery
3. Slide the battery lock switch to the
lock position.
The battery lock must be in the lock
position before the phone can charge or
power ON.
1. We suggest you to power off the PDA phone before you remove the battery.
2. Slide the battery lock switch to the
unlock position and you will hear a
beep sound.
The battery lock switch must be in the
unlock position before the battery can be
removed.
3. Then remove the battery.
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