CHC i80 - 3: Searching Satellites Problem; Not Searching Satellites

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3: Searching satellites problem
3.1：Not searching satellites
Fault description:
After power on the receiver cannot search the satellites
Detection Method&Solution:
(1)GPS antenna damage, If yes please replace the antenna
(2) Receiver OEM board problem, if the OEM board cannot reset normally, no output
voltage, or OEM board register code lost, please reset the OEM board first and then
check the OEM board output voltage, the normal OEM board output voltage is
3.3V,or Re-register the OEM board.
(3) OEM board burned or other hardware problem, if yes please replace the OEM
board.