CHC i80 Maintenance Manual

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FB11 as picture attached：
2.2：Com port/USB port problem
Fault description:
The receiver cannot make the connection to the PC with the serial cable.
Detection Method &Solution:
（1）The serial cable has some problem.
If so, please replace another serial cable to have a try.
（2）Detect the serial FPC flexible circuit board. Separate the receiver to check the
band correctly install or not.
If not, please re-install or replace the FPC flexible PCB.
（3）The core board chip has fault. When the power supply, the C60 capacitance
voltage should be 5V. If not, please replace the mainboard.

CHC i80 Specifications

General

Brand	CHC
Model	i80
Category	Receiver
Language	English