Re: Harman Kardon AVR1700 won't power up

I checked the main board, HDMI board & the power board this weekend. I think I found the problem by checking for continuity with my multimeter0. A ceramic cap on the power board didn't have continuity. Its a high power cap that has a chalky residue on it. I'll solder in the new cap when it arrives. If you don't hear from me again, it worked,

Re: Harman Kardon AVR1700 won't power up

I tested power to the main board and it is getting 45 volts I.e. All is well. I'll next remove the hdmi board to check components. Previous checks indicate all is well on this board. The back side may reveal something.

Re: Harman Kardon AVR1700 won't power up

I've tested power from the power supply to the HDMI board & it is getting assorted voltages i.e., 0, 2.8, 3.3, 5 & 12. I then checked corner pins on the main IC's and got voltages of 0 or 3.3. All seem perfectly normal.
I could next remove the HDMI board and check diodes or, I can move on to the main board or, pull the front display board and continue to verify voltages.
I hesitate to check the display board because it's working. I'm just not getting audio.
I want to hook up speakers while working on it just...

Re: Harman Kardon AVR1700 won't power up

Thank you for replying. I bought this 2nd hand from a user who said it needed a software update. In order to update software, I had to use the OSD but, I couldn't bring it up. It powers on, the standby power works, the display works i.e., as I push different features, the display switches to each feature but, there's no sound. I hooked up an IPOD and 2 speakers but no output. I haven't tried a CD players. I hooked the output HDMI to a TV and hit the OSD on the remote but, no OSD. The receivers recognizes all commands but the OSD.
...

Re: Harman Kardon AVR1700 won't power up

I need help with an AVR 1700 that won't power up.