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ADA MP2 "BAD DATA ERROR"(Need Help)

Started by crysis900, August 21, 2023, 01:02:14 AM

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crysis900

Hey I just got an ADA MP2 used from Japan.But as soon as I switched it on it goes as follows:
1)ADA Signal Processor Version......1.33
2)NO "Standby Tube Warming Up"(Normal loading screen)
3)Only "Bad Data Error" and then it cycles through 1 to 128.
4)The output is basically hum and noise.I strum my guitar while cycling through presets but the output is only noise.However the type of noise comes out changes from preset to preset.

I have also TRIED the following
1)Removed the battery from D900 position(Haven't put it back as needs re-soldering)
2)Removed the EPROM and put it back
3)Replaced both tubes with 12AX7
4)Removed the K800 connection and put it back.
Nothing works out.Also search the forum regarding "BAD DATA ERROR" but couldn't find any information related to MP2.Got in touch with marshalljmp through email, got his reply awaiting for the follow ups.

Any help from this forum will be appreciated.
Thanks
I have also attached a video displaying this ERROR.