MOTOTRBO- Mobile radio- DM4601 enters FlashZap Bootloader Screen upon startup


Symptom(s)

Unit in used suddenly failed with the following screen upon start up.

Restart won't solve the issue.

Environment

MOTOTRBO

FLASHZAP Bootloader Screen

Resolution

1. Remove the front accessories connector and Rear accessories connector, restart the device to see if it can power up normally without entering into Flashzap Bootloader Screen.

2. If you have a voltmeter, check the following pins to see if they are shorted to ground. 

Emergency- Pin 23, PTT- Pin 17

 

3. If nothing can be done to recover the unit, contact repair team and send to repair.