Questions & Answers for: diodes Music

Boss digital delay pedal DD-3 won't stay on When I step on the pedal, it does not engage. Opened it held, down the black toggle switch and it does stay on then. Batteries are brand new.. Bought new ...

Yamaha SY77 Keyboard--getting no power at all. Opened it up and used multimeter to test switch, and all fuses that share the circuit board with the switch. Any flowchart for troubleshooting this? ...

...no led no nothing- it has tl062 and a tl064 chips block script, switch seems good on VOM, can the 2 diodes after the power input be likely problems? I can also swap out the IC chips for tl082 and ...

I removed a couple of diodes D4 and D3. I added a switch that engages either 2 diodes or two led's. When I engaged the switch for the led's one of the led's went on then went out. I pulled the switch ...

...The F3# and the C3 and E3 all have common interconnects in the key scanning matrix. The following diodes on the key contact board need to be checked: D49, D50, D57, D58, D61, D62. These diodes

my ddt light does not work on left side is the amp working, maybe the diode is out...maybe the connection to the diode is broken...

pmc 17 repair need diode VESTAX US - 2750 29th Ave. Suite 15 - Hollywood FL 33020 - 954-926-6622 Fax. 954-926-3304 If you know exactly which diode you need you could post that. Would be easier with ...

On a Mackie Thump Th15a loudspeaker, diodes D106 and D107, which diode has reverse polarity? Contact Mackie Customer Service for the best answer. Mackie Tech Support Both diodes have the same polarity

my Casio keyboard has 5 consecutive notes that are dead (top octave) There seems to be 2 diodes missing - can these be easily replaced What model? Diodes are either burned up (but you would see the ...

al ALESIS SR-16 made in 2004 at the back of the machine next to the on off switch are 2 diodes #P551 r13 surface mounts does anyone no were i can purchase them many thanks DENNIS ALESIS SR-16 MADE IN ...