Hytera PNC550 - Receiver Circuit

Troubleshooting Flowchart
B9
28
6.1.6 Receiver Circuit
Is J90 1 normal? [1]
Yes
No
Wipe with alco hol o r remove the
foreign object.
Yes
Rep la ce the receive r.
Is t he receive r n ormal? [2]
Rep la ce the main b oard.
End
No
St art
End
Description of normal situations:
[1] There are no stains or foreign objects on the exposed copper.
[2] The receiver sounds clearly without anomaly.