Monday, April 27, 2015

Couple devices to be fixed

Logitech G500

Alright, I have owned Logitech G500 4 years now and had it warranty changed once. Those who own probably have had problems with it like double clicking (brand new), middle-mouse button doesn't work, wheel doesn't spin, free wheel function doesn't work, cable problems and so on... Recently they admitted firmware problem with ~45ms delay with clicks. 

Anyway so my G500 problem has always been middle mouse button just dies, and it seems to be very cheap switch indeed. With patch of 100 it costs 2 cents each. With Logitech production size most likely cost is below 1 cent. Oh they use these switches even with their highest end G9 mouses aswell. I originally posted quick tutorial how to fix these mouses on Logitech forums but it got deleted right away and my account was set to banned status for a moment.

So logitech doesn't want information how their mouses can be repaired to be shared on their forums, so have to make a good tutorial for it. I am currently still waiting for switches to arrive from China and when I get them I will make full tutorial.

ZTE 931WII Modem

I received this free trough forum. Owner said it fried when plugged into outlet. So far only thing which I have checked is power supply which is dead. I will later get to laboratory and start inspecting PCB what is broken / fried if anything is wrong. Might just be that power supply died and the modem itself is good to go.

Stay tuned.

Saturday, April 11, 2015

New year, old shit

I love winter but some guys don't like and keep pouring salt on roads to melt winter. Sadly car's don't like salty water at all

Last winter's damages: hand brake ceased (again), a dent on exhaust (pot hole), a crack under bumber (pot hole) and ARB bushes have splitted (MOT issue if they spot it).

How to fix hand brake? 100% Rubber hammer time, give a good beating to hand brake hook at brake caliper to get it moving then use a ton of CRC, hammer a lot more then clean hook from salty mud if any of that shit is left. Works? Yes

A dent on exhaust: no rust yet so cleaned it and put some rust cover mass on it, so most likely no problem.

The crack under bumber? No big deal, nobody sees it and it doesn't affect anything. I will hang MOT dude if he says anything about it, it is just a decoration under car.. For fucks sake

The next issue is ARB bushes. I was working whole 2014 year and I didn't have time to fix everything so I let guys at garage to look at those bushing and call me if there any cracks. Well shit 3 months later a crack on both ARB bushes, I bet they did nothing so probably not going there anymore. Okay for some miracle those bushes could have splitted after the garage visit but I had symptoms (shaking, no wheel alignment issue) and car would't stabilize during turns (shock issue or ARB issue or both).

Shocks are fine, no leaks and shaking on standstill stops just fine so probably bushes then. I should have known but there is next project for summer to change those ARB bushes. Need to put whole car front on jacks, go under it, unbolt ARB, take out old bushes and put in new ones with white grease. 

Do not buy wheels that do not have enough big center bore hole. Seriously, it costs damn a lot for simple job.

So I bought new summer wheels that were on Nissan before. Nissan uses 66.1mm center bore and my Forfour 67.1mm. Not big difference but enough big for wheel not to go on hub. Dealer said to me it has aluminium rings to make bore smaller but surprise surpise. Behind wheels under all that dirt you find "Nissan" word and then you know you're screwed.

So what this happy nice operation costs? Now first thing you need to get the rubbers off first. Yes they cannot make center bore bigger without removal of tires. It won't fit into machine.  (Unless you got clown car wheels). Well anyway tire removal costs 10-30€ depending on shop but if you go at busiest time of the year then you have to use more expensive ones if you want to get your wheels before autumn. 1mm removal costs me a total of 30€, not too bad thank god but then comes the fun part... Fitting new tires... Now because it is the busiest time for tire shops, cheap ones cannot do it within month so off to blood suckers. Blood sucker took 19€ for one wheel. 19€!!! Grand total: 20+30+76 = 126€ to install wheels. Great deal! Now you see they only charged 30€ from me, how much other shops would have? 50? 100? Lesson: Always check center bore diameter on wheel, you can make it smaller very cheaply, making it bigger... Well that costs about 15 times more

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