The grounds are known to be bad also the power supplies...the technology since the 80s has improved so you can do upgrades the power supply is an upgrade also the bulbs in them got very hot in the now offer LEDs...the old bulbs got so hot they fried the circuit boards
![If you can't hear this then you're not an audiophile [See description for link to followup video]](http://i.ytimg.com/vi/48PxwspDvrE/mqdefault.jpg)
I would love to know details on the repair and what fails on these clusters. i just bought one with the cluster not working.
The grounds are known to be bad also the power supplies...the technology since the 80s has improved so you can do upgrades the power supply is an upgrade also the bulbs in them got very hot in the now offer LEDs...the old bulbs got so hot they fried the circuit boards