Question about Pyramid - PS21KX 20 Amp Power Supply Car Audio Amplifier
My power supply give you 12-14 volts but will not hold load and makes buzzing when you load it but has a good 12-14 volt out put ,
Thank you for your help . I have already fixed the power supply I double checked the transisters and found three bad so I replaced all the power transisters and it is fine . thanks again bob
Posted on Nov 19, 2008
Save hours of searching online or wasting money on unnecessary repairs by talking to a 6YA Expert who can help you resolve this issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
Here's a link to this great service
Posted on Jan 02, 2017
Tips for a great answer:
Nov 03, 2016 | Yaesu Radio Communications
Feb 25, 2012 | Televison & Video
Feb 26, 2011 | Ultra Computers & Internet
Jan 07, 2011 | Pyramid (PS36KX) 600-Watt Power Supply
Dec 28, 2010 | Dell 930-Watt Power Supply
Mar 01, 2010 | Canon PIXMA MP530 All-In-One InkJet...
Oct 01, 2009 | Dell 145W Power Supply SA145-3435...
Dec 19, 2007 | RCA P52939 52" Rear Projection Television
Sep 05, 2007 | Yamaha R-V701 Receiver
429 people viewed this question
Usually answered in minutes!
Step 2: Please assign your manual to a product: