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| Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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R.C.A. C.T.C. 187
CTC 187 eeprom has 5 volts on pin 8 and no voltage on pins 5&6, can
anyone five me an idea why? Thank you Vince |
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#2
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Start at the micro aka system control. Check all of its must have
things first. You rmeter could be too slow to read the changing data voltages. You should at a minimum be using a logic probe with audible when checking the sda/scl lines for activity, or an o'scope. |
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