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  1. 18-08-2019 #1
    JimK's Avatar
    Lives in Cromer, Australia.
    JimK
    Last Activity: 25-09-2019 Has been a member for 5-6 years. Has a total post count of 4.
    Many thanks to all for your suggestions. Both boards have either a faulty PNP relay driver transistor or an incorrect one. Both boards are now working ok after I replaced the transistors with known PNP types.
    Regards
    JimK
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  2. 18-08-2019 #2
    john swift's Avatar
    Lives in merseyside, United Kingdom.
    john swift
    Last Activity: 18-01-2021 Has been a member for 9-10 years. Has a total post count of 257. Received thanks 53 times, giving thanks to others 0 times.
    Great to see you have solved the problem

    John
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