Marantz ZR6001 Service Manual page 42

Writing Procedure for SUB CPU
1. Disconnect the mains cord from the unit.
2. Connect RS-232C on the download jig and Serial Port of windows PC with RS-232C cable.
3. Connect FPC from download jig to update connector in rear panel of the unit.
4. Connect the mains cord into the unit.
5. Launch the Flash Development Toolkit (FDT). (When FDT is not launch.)
Note : When FDT is already launch, please move to No.18.
FPC of download jig
Download jig
RS-232C cable
40
Update connector for
SUB CPU and PLC