CipherLab RK25 Reference Manual page 39

OPERATION ON BATTERY POWER
When Bluetooth Class I, v4.0, v4.1, V4.2 v2.1 BLE, v2.1 with Enhanced Data Rate
(EDR)+EDR, 802.11 b/g/n and 802.11 a/ac/n networking,
GSM/GPRS/EDGE/WCDMA/UMTS/HSDPA/HSUPA/HSPA+/LTE, and GPS are all enabled on
battery power, the main battery level will drop down substantially. Prolonged use of the
display and continued scanning of barcodes will also affect battery level.
In order to prevent system from shutting down after the battery is drained out, we suggest
that you keep a fresh battery for replacement at all times, or connect the mobile computer
to an external power.
BATTERY STATUS & STATUS LED DURING CHARGE
To prevent the battery from keeping being continuously charged and discharged, RK25
mobile computer will automatically stops charging the battery when the battery level
reaches 100% even if it is connected with a snap-on cable/ charging & communication
cradle/ micro USB cable for external power supply.
When RK25 mobile computer is connected with the external power source, the Status LED
located above the touch screen shows as below:
LED Status
Red, solid
Red, blink
Green, solid
No light
Note:
RK25 mobile computer stops charging when the main battery power level reaches 100%, and it will
resume charging the battery when the battery power level is lower than approximate 90% and the
voltage is 4.15v. During the period when RK25 mobile computer stops charging the battery (from
the battery power level 100% to 90%), the status LED is still solid red.
Charging the mobile computer (0% to 99%)
Charging error
Charging complete (100%)
The cable is not correctly connected
Description
37
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