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DandyDanny's photostream |
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Yamaha DX7 II-FD Digital Programmable Algorithm Synthesizer
This is the synthesizer that I've searched for quite some time: a Yamaha DX7 II-FD...
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Uploaded on Jan 22, 2012
New Switches Installed
New tactile switches installed. The panel switches now respond with a single button press.
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Uploaded on Jan 22, 2012
Me Soldering
Soldering the new switches onto the PCB. There were 46 switches in total. 184 separate solder points...
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Uploaded on Jan 22, 2012
Dimension Comparison
New switch (left) compared to the old switch (right). Same dimensions.
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Uploaded on Jan 22, 2012
Open Up Closed Holes on Solder Pads
Desoldering pump was used to prep the solder pad and open the holes for switch insertion.
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Uploaded on Jan 22, 2012
Old and New Tactile Switch
Old switches (left) were made by ALPS, compared to the new switches (right) made by Omron.
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Uploaded on Jan 22, 2012
Removing the Old Switches
I used a two-step process to remove the switches: first desolder the two legs and tilt the switch away...
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Uploaded on Jan 22, 2012
Cleaning the PCB
New Switches
Replacement tactile switches ordered from Digi-Key, Omron B3F-1000, made-in-Japan. 6mm (W) x 6mm (L)...
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Uploaded on Jan 22, 2012
Yamaha DX7 II FD Guts
A Partially disassembled Yamaha DX7 II-FD synthesizer. I'm removing the button boards to replace the...
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Uploaded on Jan 22, 2012
iMac G3 Snow
I fired up the old iMac to display a photo of Steve Jobs as a tribute.
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Uploaded on Oct 5, 2011
Westinghouse LCM-22W3 Power Supply PCB, Before Capacitor Replacement
I obtained a broken Westinghouse LCM-22W3 22" LCD monitor. The LCD backlight was inoperative....
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Uploaded on Aug 25, 2011
Westinghouse LCM-22W3 Power Supply PCB, After Capacitor Replacement
The power supply board with the new capacitors soldered in. Westinghouse LCM-22W3 22" LCD monitor power supply board with new capacitors.
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Uploaded on Aug 25, 2011
Closeup of the Bad Capacitors
The failed Capxon capacitors with bulging top (marked with permanent marker). Westinghouse LCM-22W3...
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Uploaded on Aug 25, 2011
New Capacitors
I've ordered new capacitors from DigiKey. Bought some extra parts as well. Panasonic FM and United Chemi-Con capacitors rated at 105 degrees Celsius.
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Uploaded on Aug 25, 2011
Dual Monitor Setup: How I've Missed You
The Dell 2209WA monitor was quite lonely all by itself, until it was joined by the newly repaired...
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Uploaded on Aug 25, 2011
A Night at the Drive In Theater
First time visiting the Vineland drive in movie theater in Industry, CA. $8.50 gets you admission to a...
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Uploaded on Apr 12, 2011
Digi-Key Twitter Loot
UPS stopped by my place to deliver my contest winnings: Stainless steel water bottle 512MB USB flash...
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Uploaded on Mar 31, 2011
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