Author Topic: t7 tester  (Read 901 times)

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Offline p.larnerTopic starter

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t7 tester
« on: September 26, 2023, 10:23:17 pm »
i have a t7 component tester,its had little use but now when i press the yellow button without anything connected  it reads as two diodes,one on pins 1+2 and one on pin 1+3 both with a vf of 1.098v,is it busted or is that normal,as is it still tests caps ok.
 

Offline siealex

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Re: t7 tester
« Reply #1 on: September 27, 2023, 11:46:34 pm »
Check the protection diode set (a small 6-pin chip connected to the inputs). One of its diodes may be shorted.
 

Offline p.larnerTopic starter

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Re: t7 tester
« Reply #2 on: September 28, 2023, 04:38:49 am »
would you have a pic ?
 


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