SILVER EAGLE PROBLEM

[rider]

hi. I have a problem with one SILVER EAGLE and I need help from anyone who can help me. when the opening shows on the screen 22.e volts and then immediately ER..CHANANGLE. when I pressed ENTER the shows on the screen thn value 210 but it does change. supply voltage is 5 to 6 volts


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thanks.

[rider]

my English is so bad; or simply no one knows the answer;