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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > Mac Desktops > Crackling noise from MDD Dual G4 867MHz

Crackling noise from MDD Dual G4 867MHz
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Nov 12, 2003, 11:41 AM
 
There is a crackling static noise that occurs for a second from my computer's line out/headphone port. I upgraded from Logitech Z340 to Logitech Z-2200 THX 2.1 Certified speakers and am still getting the crackling sound.

It comes and goes and occurs for about a second. It is not a very loud sound, it is kind of faint but it is noticeable esp. when I'm listening to mp3s or watch dvds.

I have a PowerMac G4 MDD Dual 867 MHz. Is anyone else having this problem?

I did a search in this forum with the keywords "crackling sound problem" but didn't find anything.
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Nov 12, 2003, 05:03 PM
 
It's a static snap crackle pop type of sound that lasts for a second. It occurs on and off and comes and goes.

Am I the only one who experiences that faint annoying sound problem with my MDD PowerMac G4?

I'm not using Pro Equipment or digital recievers, I'm just using computer speakers with a headphone jack.
PowerMacG4 MDD Dual867Mhz, MacOSX 10.5.5 Leopard
2GB Ram, 128mb Radeon 9800 Pro, 80GB HD & 160GB HD
MacBook Black: Core2Duo 2.2Ghz, MacOSX 10.5.5 Leopard
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Nov 13, 2003, 04:10 AM
 
I have a Dual 1.0 MDD and sometimes hear odd noises coming from my speakers but I don't know if I would describe them the way you have. It may just be that the plug or port is dirty and a quick look and blow could be the fix or that you have a lot of other equipment and the speaker cable isn't shielded well enough to deal with it.
     
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Nov 13, 2003, 04:40 AM
 
my MDD 867 Dual has no such problem.

Sounds like you have a bad connection somewhere. Or perhaps some other piece of electronics equipment is causing interference?
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iMac 27" Quad i5 | PMG4 2x867 (RhythmScore test server) | iPhone4
     
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Nov 13, 2003, 03:28 PM
 
Yea there is definately a lot of other electronics in the room, I posted a pic of my setup in the G4 setup thread and its messy.
     
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Nov 13, 2003, 05:40 PM
 
Originally posted by SSharon:
Yea there is definately a lot of other electronics in the room, I posted a pic of my setup in the G4 setup thread and its messy.
I don't know if I am describing the sound correctly, by it is like a popping or staticgy noise that lasts for about a second that comes out of my speakers. It is very annoying esp. when I'm watching a concert DVD or listening to mp3s.

My room is packed with electronics.

My MDD Tower is under my desk in the tower compartment(my desk has this space designed and reserved for a tower) and close by under my desk and to the right of the tower compartment are my UPS Powerbackup (got my computer and accessories plugged in it)and further right is my Logitech subwoofer (I'm got the Logitech Z-2200 2.1 THX certified computer speakers!) On my desk resides a digital alarm clock, my Princeton 17 inch CRT, a MS Optical Blue Mouse, a usb floppy drive, a Epson 1260 Perfection Scanner and my Epson 42UX Printer.

The desk next to mines is bro's(his iMac, floppy, Epson 777i Printer, a D-Link router, and our cable modem) He also got digital alarm clock that is control by a satelite or something(it's the one that you don't need to set up or adjust during Daylight Saving time, you just turn it on and that's it.)

There is also a wireless phone in the room.
PowerMacG4 MDD Dual867Mhz, MacOSX 10.5.5 Leopard
2GB Ram, 128mb Radeon 9800 Pro, 80GB HD & 160GB HD
MacBook Black: Core2Duo 2.2Ghz, MacOSX 10.5.5 Leopard
4GB Ram & 250GB HD
     
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Nov 18, 2003, 12:00 PM
 
I've actually posted multiple times on this.

My QS 733 has the same problem. It's like the sound you get when you have your speakers on and plug them into the sound port...those popping sounds as the end is pushed in.

It drives me to distraction. Just out of curiosity, try loading OS 9 and seeing if the speakers still make the same sound.

greg
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Nov 19, 2003, 12:46 AM
 
Originally posted by ShortcutToMoncton:
I've actually posted multiple times on this.

My QS 733 has the same problem. It's like the sound you get when you have your speakers on and plug them into the sound port...those popping sounds as the end is pushed in.

It drives me to distraction. Just out of curiosity, try loading OS 9 and seeing if the speakers still make the same sound.

greg
Yeah that the sound I was trying to discribe!
During the few times I booted into OS 9 (to run Disk Warrior) I don't remember hearing the popping sounds.

Could you post links to the posts concerning this topic that you said you posted multiple times?

thanks
PowerMacG4 MDD Dual867Mhz, MacOSX 10.5.5 Leopard
2GB Ram, 128mb Radeon 9800 Pro, 80GB HD & 160GB HD
MacBook Black: Core2Duo 2.2Ghz, MacOSX 10.5.5 Leopard
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