20 Most Recent Gem Sound SUB-650M Speaker Questions & Answers

More than likely the power supply switching transistors have fried. Also check the large caps in the primary side of the power supply. If you don't know what your are doing do not attempt to fix the power supply.. very dangerous voltages involved !!! Send it to Klipsch for repair or purchase a Bash replacement panel http://www.parts-express.com/pe/showdetl.cfm?Partnumber=300-750

av cables to all them plus power

Sounds like your speakers had too many watts sucking from an amp that couldn't produce the power to feed them.
What is the max watt power output rating for your amp?
Compare the amperage of all the speakers combined and make sure they are 15% lower that the rating on your amp. Be sure to include the sub in your totals.
Chances are you've blown the power supply on your amp.
Have you tried any of these checks yet?

The power supply switching transistors are likely fried. Dangerous high voltages involved. I would remove the plate and send it to Klipsch for repair.

its all about impedance matching...did you check to see that the new yamahas would drive from the system, before installing them? sounds like you will need to possibly add a matching transformer or other device on this one.

how are you connecting the sub to you amplifier?

I think you posted in the wrong area.

I don't see what problem you are having. Please specify.

Sad

You will need a line level input to the amp for that to work. Use an aux in or an unused input from a cd player as an input. Phono inputs are never used for anything else than a phono input.

The calibration is most sensitive to the stylus/cartridge installed not the actual turntable.. The included web sight will walk you through the process. How To Calibrate Your Turntable For the Best Possible Sound these charts are examples of the down force for different cartridges!

The manufacturers website else any third party repository contributed by individuals

You should consider posting in the correct area!

You should consider posting in the correct area!

Same size that are already fitted.