Pilot's Operating Handbook
Supplement 75
GDR66 CPDLC and COM3 VHF
communications
Edition 0 - March 15, 2021
Rev. 1
Page 9.75.4
SECTION 3
Emergenc
y procedures
The information in this section supplements and/or replaces the information in
section 3:Emergency procedures ofthe standardPOH whenthe airplaneisequipped
with the GDR66 transceiver.
>> Airplane equipped with CPDLC function (Post-MOD70-0722-23C or D)
CPDLC FAIL
Indicates that the GDR66 transceiver is inoperative or the data link is lost.
1 - Resume voice communication Select COM 1 or COM 2. . . . . . . . . . . . . . . . .
2 - Inform Air Traffic Control of the loss of CPDLC.
>> All
SECTION 4
Normal procedures
Installation and operation of the GDR66 transceiver do not change the normal
procedures ofthe airplane described in section 4:Normal procedures of the standard
POH.
SECTION 5
Performance
Installation and operationoftheGDR66transceiver do not change theperformanceof
the airplane described in section 5: Normal procedures of the standard POH.