User's Manual

PM451 Android 9.0 User Manual
12
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Getting Started
LED Indicator
No Indicator Status Indication
1 Notification LED
Solid red
Device enters Hot swap mode
Solid blue
Device resume from suspend
Blinking blue
Notification existing
2 Power LED
Solid green
Device is completely charged
Solid red
Charging the device / Battery is low
Blinking red
Charging temperature is out of normal range /
Battery is very low
Alternately
blinking red & green
Cannot recognize the main battery
3 Center LED
Solid blue
Barcode reading success
Solid red
Barcode reading failed
Figure 9 LED Indicator