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G1000 System Maintenance Manual
Page 3-9
190-00903-00
Rev.
A
3.14 GCU 475 MFD CONTROL UNIT
Figure 3-16. GCU 475 MFD Control Unit
In certain VLJ aircraft configurations the GCU 475 provides the Flight Management System
(FMS) controls for the MFD through an RS-232 digital interface.
3.15 GMC 715 AFCS CONTROL UNIT
Figure 3-17. GMC 715 AFCS Control Unit
In certain VLJ aircraft configurations the GMC 715 provides the controls for the GFC 700 AFCS
through an RS-232 digital interface allowing communication with both PFDs.