Software Upgrade Procedure - Philips HTR5000 Service Manual

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Software Upgrade Procedure

1) Software Update PCB as shown in figure 1.
figure 1
2) Plug the updated software IC into PCB as shown in figure 2.
figure 2
3) Insert the plug of PCB into bottom of the main unit as shown in figure 3.
figure 3
4) Power on, the three LED on the PCB will be on . Then changed to optical mode(It will take shorter time to update on optical
mode).
figure 4
5) Press START button on the PCB as shown in figure 5, VFD will show "UPDATE" "ERASE" "FLASH".
figure 5
6) It will be OK when the unit reset to standby.
7) Unplug PCB from the bottom of the unit.Power on and press BASS button to view the software version.