ranger 2990

A forum for the discussion of matters of a technical nature. All such activities are undertaken at the readers discretion and own risk. If you don't know what you are doing, don't blame us if it all goes wrong!
Post Reply
magicspeakeruk
Regular
Regular
Posts: 24
Joined: 05 Jun 2015, 04:45
Call Sign: 2e0mbo

ranger 2990

Post by magicspeakeruk » 12 Jun 2017, 15:45

ranger 2990 digits dimming then coming back,is there a voltage regulator up grade for this or maybe a dry joint?or anyone know a fix for this ? it has led in it.thanks

User avatar
dt307
Radio Addict
Radio Addict
Posts: 989
Joined: 05 Sep 2014, 16:15
Call Sign: 163dt307

Re: ranger 2990

Post by dt307 » 21 Jun 2017, 21:38

did have a quick look

cpu >led driver chip >led display

check j507 one end is the main 5v feed see how stable that is when the display goes divy and we go from there
163dt307-chris




“I fear the day that technology will surpass our human interaction. The world will have a generation of idiots.”
― Albert Einstein

Post Reply

Who is online

Users browsing this forum: No registered users and 3 guests