Citation
SERVICE BULLETIN
SB680-23-01
(18) Make sure that the messages are listed.
(19) Select the top message with the Line Select Key 1R.
(20) Make sure that the message is from the GDC.
NOTE:
If the GDC message is in view then the test is satisfactory and go to Step 6C,
NOTE:
If the message log is not shown, if the message log is empty, or there is a message,
but the message is empty, then the test is a failure.
C.
Pull the COMM MGMT (OPT) breaker, in the RH Power J-Box.
(1)
Make sure that the power is removed from the CMF radio.
NOTE:
The message can be viewed on the MCDU scratchpad. It will show DATALINK NO
COMM and/or VDR 3 ACTIVITY FAILURE.
(2)
Engage the breaker.
7.
Do a functional test on MCDU 2.
A.
Do Steps 6A thru 6C.
8.
Insert the Airplane Flight Manual (AFM) Supplement 12 Original Issue or later into the Citation Sovereign
FAA Approved AFM.
NOTE:
Look at the con
¿
guration codes listed in the applicable supplement and/or in Section 1 of the FAA
Approved Airplane Flight Manual to make sure all changed crew procedures or limitations are
complied with.
9.
Make sure that the Flight Crew Operations Summary included with this service bulletin is given to the
crew to inform them of the operational changes resulting from incorporation of this service bulletin.
10.
Record that this service bulletin has been completed.
A.
Complete a Maintenance Transaction Report.
B.
Put a copy of the completed Maintenance Transaction Report in the airplane logbook.
C.
Send a copy of the completed Maintenance Transaction Report to: CESCOM, P.O. Box 7706,
Wichita, KS 67277.
MATERIAL INFORMATION
NOTE:
The parts that follow will be required to complete this service bulletin
NEW P/N
QUAN-
TITY
KEY WORD
OLD P/N
INSTRUCTIONS/
DISPOSITION
MM7035638-102
1
Epic APM Options Software
Installation CD
GS-CF141BB-0214
1
GDC AMI Software
Installation CD
7026201-804
1
Communications
Management Radio Module
Oct 12/2005
680-23-01
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