Marantz ZC4001 Service Manual page 28

Writing Procedure for MAIN CPU
1. Do not connect the mains Cord of the unit to wall socket.
2. Connect SERVICE ONLY (3.5mm jack) on rear panel of the unit and Serial Port of windows PC with RS-232C D-sub9
pin to 3.5mm stereo plug cable.
3. Insert a thin rot to the hole and push the switch (SW41) inside to turn on the switch.
4. Connect the mains cord into the wall socket.
5. Launch the Flash Development Toolkit (FDT). (When FDT is not launch.)
Note: When FDT is already launch, please move to No.18.
6. Click Start, Programs, Renesas, Flash Development Toolkit 3.3 and Flash Development Toolkit 3.3.
SERVICE ONLY
3.5mm jack
Push
26