Re: New Members - please post your introductions here

Hi, I'm from Troy, Michigan, working for one of the US car company (used to be called Big Three)! I'm an EE with 30 years of experience in various automotive electronics, CAN, LIN, and electric propulsion systems.
I've build my own desktop PCs since IBM XT clone days, but I do not have patients to deep drive into ICs and caps on the motherboard to troubleshooting.
I found this forum by Google search and I look forward to chat with you later.

Re: Troubleshooting sherwood RV-6010R surround reciever (PSU?)

My A/V receiver audio output went "dead" during the summer and I now have some "holiday" time coming up to work on it. I checked the headphone and the amp works ok. The main power supply output section is also OK (+/- 70Vdc). I also checked all 8 fuses and they are all fine.

I noticed there are two Hybrid-IC amps: STK 4026-II (1x25W) and STK-4122-II (2x15W). Probably one of them must be for the headphone. I checked the AM/FM tuner and it is working fine also (where I was able to hear...