Reply to Help with firmware flashing

Hey guys just got my kit today and trying to upgrade this thing. Right now the installer freezes at 10% after reading:

OS: Windows XP [Admin]
FCF Settings Applied: H8/3052F, (C:\Program Files\Renesas\FDT4.05\kernels\ProtB\3052\Renesas\1 _2_00\)
FDT API initialised: version 4, 05, 00, 008
Clock Frequency (External) = 24.0000MHz, Clock Mode = 0, CKM = 1, and CKP = N/A
Connecting to device 'H8/3052F' on 'COM3'
Configuration:
'BOOT Mode' connection - using emulated interface
Opening port 'COM3' ...
Loading Comms DLL
Loaded Comms DLL
Initiating BOOT SCI sequence
Attempting 9600
Attempting 4800
Attempting 2400
Attempting 1200
Error No 15024: Boot failed


Im using a USB-Serial cable

plz help