bluesholyman
Friend of Leo's
NOTE: Having issues uploading images after trying several different ways. Will try again later, for now there are placeholders
A friend of mine sent me a jd9 because the latching footswitch was no longer latching. The effect worked if you held it but turned off the moment you released it. After a bit of tinkering, I realized the locking mechanism inside the switch had broken and it needed replacement.
Given its a 9 series pedal, one would think easy fix, except most 9 series pedals use relays to switch with a momentary switch. It took me a while to hunt down the replacement because of this - its a 12-pin switch
Note: Image to be Added
Several searches over time turned up nothing - many places suggested it was the 4-pin momentary switch, but it clearly is not the same as other 9-series switches. The Red/Black wires send power to the LED board - how do I know this? I shorted the led or something on that board by reconnecting them wrong the first time
gotta replace the led now, but thats ok, read on.
The original switch appears to be an ALPS FD 2x6 latching switch. From what I can tell, these were use extensively in japanese stereo systems in the 70s/80s and apparently Ibanez found a stockpile and used them on the JD9 for whatever reason - guess it needed to switch 6 separate circuits for on/off. Those switches seem all but gone, but I did locate a replacement shown here:
Note: Image to be Added
The specs on that switch are 2x6 self-latching 10mmx14mm 12 pin switch. After measuring the one in the pedal, seemed like the one above would be a good replacement, even though when it showed up, it seemed slightly larger in physical form:
Note: Image to be Added
The one on the left is the newly purchased switch and the one on the right is the old one from the pedal - clearly different manufacturers but close enough? Only one way to tell...
After a few minutes of careful soldering and making sure I got the led wires to the correct pins, the pedal worked as before, but now with the switch staying on until next stomp. This is in fact a viable replacement switch.
Now the kicker - the switch cost me $9 when I ordered it, plus another $9 for shipping. So $18 to my door and it only took a week from the supplier in china. Yep, some store on AliExpress is the only place I could find this switch and based on the price, they seem to know what they have.
At the time of this post, they have about 6K of them available and it seems they are going to charge nicely for everyone. Since ordering 2 weeks ago, the switch is now $11 before shipping.
If anyone is interested, here is the item: https://www.aliexpress.us/item/2251832732543665.html
I hope this helps someone who needs to repair a JD9.
A friend of mine sent me a jd9 because the latching footswitch was no longer latching. The effect worked if you held it but turned off the moment you released it. After a bit of tinkering, I realized the locking mechanism inside the switch had broken and it needed replacement.
Given its a 9 series pedal, one would think easy fix, except most 9 series pedals use relays to switch with a momentary switch. It took me a while to hunt down the replacement because of this - its a 12-pin switch
Note: Image to be Added
Several searches over time turned up nothing - many places suggested it was the 4-pin momentary switch, but it clearly is not the same as other 9-series switches. The Red/Black wires send power to the LED board - how do I know this? I shorted the led or something on that board by reconnecting them wrong the first time
The original switch appears to be an ALPS FD 2x6 latching switch. From what I can tell, these were use extensively in japanese stereo systems in the 70s/80s and apparently Ibanez found a stockpile and used them on the JD9 for whatever reason - guess it needed to switch 6 separate circuits for on/off. Those switches seem all but gone, but I did locate a replacement shown here:
Note: Image to be Added
The specs on that switch are 2x6 self-latching 10mmx14mm 12 pin switch. After measuring the one in the pedal, seemed like the one above would be a good replacement, even though when it showed up, it seemed slightly larger in physical form:
Note: Image to be Added
The one on the left is the newly purchased switch and the one on the right is the old one from the pedal - clearly different manufacturers but close enough? Only one way to tell...
After a few minutes of careful soldering and making sure I got the led wires to the correct pins, the pedal worked as before, but now with the switch staying on until next stomp. This is in fact a viable replacement switch.
Now the kicker - the switch cost me $9 when I ordered it, plus another $9 for shipping. So $18 to my door and it only took a week from the supplier in china. Yep, some store on AliExpress is the only place I could find this switch and based on the price, they seem to know what they have.
At the time of this post, they have about 6K of them available and it seems they are going to charge nicely for everyone. Since ordering 2 weeks ago, the switch is now $11 before shipping.
If anyone is interested, here is the item: https://www.aliexpress.us/item/2251832732543665.html
I hope this helps someone who needs to repair a JD9.
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