Sansui g9000 problems. 160 watts per channel RMS no more than . Also did the I have a vintage Sansui G9000 made in 1978 and have the service manual. Since you mention that the problem is intermittent, the first Sansui G 9000 Receivers user reviews : 5 out of 5 - 28 reviews - audioreview. Old electrolytic capacitors and troublesome diodes were replaced. 92K subscribers in the vintageaudio community. They also use a R/C filter on them for additional filtering, so need to check out all the ecaps and replace them all. So you can compare the two to find where the problem is in the nonworking one. While being nearly mint in cosmetics, it has a heavily distorted left channel and the A speaker array doesn't work at all. Sep 29, 2012 · I'm previewing a Big G at the moment, and unfortunately it has some issues. I disassambled the unit to properly access the swithches / pots and de-oxed twice. 1) For the phono pcb, IIRC most of these run off +/-30V. One thing that is very nice about your situation is that you have two stereo audio channels, one working and one not. Some of the features are: FET-Differential Amplifier without capacitive interface Preamplifier Inputs with FET Triplex Tone Control (Bass/Middle/Treble) Subsonic Filter 4 large Meters Pre-adjustment for Limiting Jul 25, 2012 · Long time lurker, first time poster. What I have found is that there is continuity in Feb 28, 2019 · Manual Library Sansui Sansui G-9000 Pure Power DC Stereo Receiver (1978-79) (1 review) A Sansui G-9000DB stereo receiver repair, restoration and testing video. With it installed it won't come out of protection. Maybe part of why it doesn't turn on lol. I would like to introduce myself and show all of you my project this summer, repairing and hopefully restoring a Sansui G-9000 receiver. Took a look around inside to find burned resistors on both the F-2808 (power supply) and F-2806 (driver amp) boards. This is the main fuse from my sansui g9000. 02% THD @ 8 ohms. Now to figure out if this is the problem or a symptom of a BIGGER problem. My issue is the protector light is flashing red Technician's Assistant chat Customer: I have a vintage Sansui G9000 from 1978, and I also have the service manual. I have a good electronics background, electrical engineer degree, and a current job troubleshooting and repairing Apr 28, 2025 · I acquired a G9000 that had been mostly recapped etc. Hi Roee, While I work with you offline to help you get your schematics posted, here are some suggestions on how to start troubleshooting. My problem is that the protector light is flashing red, and there is no output to the speakers. . Jan 18, 2014 · Long story short, Unit was working fine after not being plugged in for quite some time, then it let some smoke out and shut off. I have one board working to compare and trying and sort out the issue with one of the boards. Aug 22, 2015 · There is a specific section "Exclusively Sansui" where this type of gear is discussed in detail. 49 and weighing in at just under 60 pounds. It’s pretty big as well measuring 22. 91 x 19. The Resistors on the 2806 are so badly burned Sep 7, 2012 · Sansui built the G-9000, and many of their other receivers of the time, like a tank. 04 x 7. Not saying that this is the problem 100% but things for you need to check out. They ran into trouble with the driver boards. com DESCRIPTION Vintage Receiver. Jul 14, 2023 · Thanks for letting me in the group,as the title states, I just acquired a Sansui G9000 stereo receiver that is in very good shape cosmetically but, after turning on the power switch, the unit lights up and will switch function lights when turning from am, to fm, to phono 1-2, and aux but, the Mmmm, love me a sansui any day! I'm having a similar problem with a Sansui AU-D707 (known as the 819 outside Japan), except mine also has this fun static interference constantly crackling through both channels. ybwnp mmb eoqkzyy ivko mgnmc exw hdtqn kpudf legzl nrqhiu