Electronics Repair

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Korg SP 250, electric piano

Loss of pianisimo ? (heavy key press only to activate) on 2 keys. That area schema/views not on elektrot. 2 contacts per...
11 comments posted 11yrs
posted by diverse
11 comments posted 11yrs posted by diverse

jammed motors

Yesterday I went to clean some Command LPs from Scott Dorsey, and fix the broken spindle on the record-cleaning machine...
2 comments posted 11yrs
posted by grizzledgeezer
2 comments posted 11yrs posted by grizzledgeezer

Fender G-DEC 15 watt "memory locked"

Would seem to be RTFM but no mention in the manual http://data.manualslib.com/pdf3/67/6623/662248-fender/gdec_3_thirty_...
2 comments posted 11yrs
posted by diverse
2 comments posted 11yrs posted by diverse

Recovery CDs for Thinkpad 2647-44U

Anyone have one of these sets (2 or 4 CDs) for the old IBM Thinkpad? I have a nice old timer here that I want to use fo...
6 comments posted 11yrs
posted by spam
6 comments posted 11yrs posted by spam

Troubleshooting an Acer tablet

I was asked by a friend to check out an Acer A700 tablet. It shows the Acer screen for about 10 seconds, blanks, restar...
1 comments posted 11yrs
posted by randy.day
1 comments posted 11yrs posted by randy.day

Flat panel set blooming

I have a orphaned Olevia TV that has just developed an ugly new symptom. There are blooms/blotches of ~red appearing on...
2 comments posted 11yrs
posted by wb8foz
2 comments posted 11yrs posted by wb8foz

Ladybug, Ladybug, Fly Away Home

Lazy guy that I am, I installed "touch switches" in the bases of four metal bodied table lamps in our home. It's a heck...
7 comments posted 11yrs
posted by Jwisnia18
7 comments posted 11yrs posted by Jwisnia18

ground plan antenna design and height.

I'm planning on building a 10 meter ground plane antenna out of PVC pipe an d #12 wire radials drooping about 40 degree...
4 comments posted 11yrs
posted by captainvideo462009
4 comments posted 11yrs posted by captainvideo462009

Motorola DCT6416 HDMI failure

The HDMI port on my Motorola DCT6416 suddenly stopped working. The composite Video still works ok. Searching for HDMI f...
2 comments posted 11yrs
posted by fred002
2 comments posted 11yrs posted by fred002

Fender Passport 150

Hi, some of you may be familiar with this all Chinese design badged "Fender". http://edu.znate.ru/tw_files2/urls_2/8/d-...
4 comments posted 11yrs
posted by pallison49
4 comments posted 11yrs posted by pallison49

Peavey PV14 mixer, 2012

Surprisingly strong "electrical" smell around the vent ports. Blown TOP244YN , 20 ohms across rectified mains cap. Cons...
12 comments posted 11yrs
posted by diverse
12 comments posted 11yrs posted by diverse

Do NTE series ICs exist

Did they ever exist? Why would some company make IC eqivalents for ICs that were used in 30 year old domestic equipment...
11 comments posted 11yrs
posted by diverse
11 comments posted 11yrs posted by diverse

Sharing fixed problem with our telco lines

Actually, sharing with you all, but English, what can I say? this started after the famous flooding here - covered in t...
12 comments posted 11yrs
posted by robert.a.macy
12 comments posted 11yrs posted by robert.a.macy