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TP620 Digital Portable Radio Quick Instruction Manual
19
4
The LED lights up
solid green without
any voice received
A. Check whether the volume level is at its lowest or not.
Increase the volume level and try again.
B. Check whether the speaker is broken or not. Change the
speaker and try again.
5
Failed
CPS
Programming
A. Wrong wire connection. Check and try again.
B. Check if the USB driver is installed or not. Install a USB
driver and try again.
C. Poor contact of the earpiece interface board
– Change the
earpiece interface board and try again.