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Manually re-routing track
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JulesP 4 years ago
Hi everyone, I'm new to PCB design so am starting with a simple Timer circuit and have drawn the schematic circuit (attached). I have then converted this to a PCB which has gone fine but, for technical reasons, I need the Emitter from the transistor Q1 (to power a motor) to connect straight to the Ground connection rather than via the more sensitive components associated with the 555 Timer chip. I have done this in the schematic with the relevant connection showing in red. However, when the PCB is generated it chooses a different (more economical?, also attached) path of Q1 - C4 which is not what I need; which is Q1-H2 bypassing various components more sensitive to motor generated transients. I'm sure this is an easy thing to do as part of refining a board but I can't see how to do it and the shortcuts and Forum so far have thrown up nothing similar. Thanks Jules ![Schematic](//image.easyeda.com/pullimage/Jbv3EcwqAX0dVyol0ywezyI1T9CcOxEtcbVLc9yp.jpeg) ![PCB](//image.easyeda.com/pullimage/9Z1gnhk6YnW530wRjqyaD1Gy65eILD57UA0EsJAr.jpeg)
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andyfierman 4 years ago
@JulesP, Please (a) see: [https://easyeda.com/forum/topic/Understanding-Ratlines-371bdbf646c54b23a57451eb05b2026d](https://easyeda.com/forum/topic/Understanding-Ratlines-371bdbf646c54b23a57451eb05b2026d) and (b) read: [https://easyeda.com/forum/topic/How-to-ask-for-help-and-get-an-answer-71b17a40d15442349eaecbfae083e46a](https://easyeda.com/forum/topic/How-to-ask-for-help-and-get-an-answer-71b17a40d15442349eaecbfae083e46a)
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