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#224896 - 01/20/08 11:12 AM Crackling From Main Output Jacks
PraiseTheLord Offline
Member

Registered: 08/24/04
Posts: 782
Loc: N Fort Myers, FL, USA
I connect my Tyros 2 into our church's sound system using the main output jacks. This morning, during the sermon, there was a crackling coming over the sound system, which I later attributed to the jacks into the keyboard. I cleaned then off with a kleenex and the problem seemed to go away.

Is it the jacks, feedback from other parts of the sound system??????

Has anyone experienced anything like this? Any tips? The cables are only about 2 years old and stay in the church, with me connecting into them 2 or 3 times a week.

Graham
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Graham, Korg Pa1000, Korg G1 Air, Countryman E6, Roland BA330, 2 x Roland CM-30, , Mackie SRM150

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#224897 - 01/20/08 03:56 PM Re: Crackling From Main Output Jacks
ianmcnll Offline
Senior Member

Registered: 07/27/05
Posts: 10606
Loc: Cape Breton Island, Canada
Graham,

Sounds like a bit of oxidation to me...probably caused by changes in the humidity in the church.

Clean with a spray type cleaner or wipe with an alcohol pad, and plug & unplug connections which will wipe off oxidation by friction.

Ian
_________________________
Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.

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#224898 - 01/20/08 05:52 PM Re: Crackling From Main Output Jacks
PraiseTheLord Offline
Member

Registered: 08/24/04
Posts: 782
Loc: N Fort Myers, FL, USA
Thanks Ian, can I spray the air into the connection socket on the keyboard?

Graham
_________________________
Graham, Korg Pa1000, Korg G1 Air, Countryman E6, Roland BA330, 2 x Roland CM-30, , Mackie SRM150

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#224899 - 01/21/08 06:57 AM Re: Crackling From Main Output Jacks
travlin'easy Offline
Senior Member

Registered: 12/08/02
Posts: 15594
Loc: Forest Hill, MD USA
Yes, but be careful when spraying and do this lightly because the propellent can freeze delicate parts.

Also, you can clean the inside of the jack by moistening a Q-Tip (cotten swab) lightly with contact cleaner, then gently wiping the inside the jack to remove oxides and other forms of contaminents.

If the problem persists, there's a good possibility the jack's contacts are worn and the jack must be replaced. I just had one replaced in one of my PSR-3000s with a heavy-duty jack and it cost me about $70 for parts and labor. I had the keyboard back the same day.

Good Luck,

Gary

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Travlin' Easy
_________________________
PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)

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#224900 - 01/21/08 11:44 AM Re: Crackling From Main Output Jacks
MacAllcock Offline
Senior Member

Registered: 03/02/02
Posts: 1221
Loc: Preston, Lancashire, England
If you are using heavy cables, this could put a sideways load onto the jack sockets which might affect the quality of the contact. If so you could reroute the cables to reduce the load, or use some tape to take the strain.
_________________________
John Allcock

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#224901 - 01/21/08 06:06 PM Re: Crackling From Main Output Jacks
Diki Online   content


Registered: 04/25/05
Posts: 14508
Loc: NW Florida
Heavier cables can often benefit from right-angle plugs at the keyboard ends, putting far less torque on the jack. I have ALL my cables (audio and footswitches and pedals) set up this way, and never get stress related problems on the jacks.

Corrosion and dirt, that's another matter...

A case for your keyboard, vinyl covers when resting, wrap and store cables when not in use, regular cleaning of snake breakout boxes, all of these things will ensure years of trouble-free operation.
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An arranger is just a tool. What matters is what you build with it..!

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