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Offline AmigaManceTopic starter

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Overheating BPPC component
« on: May 07, 2005, 04:44:05 PM »
Hi.
 I am using a slightly modified BPPC card: The original cooling plate is removed and two heat-sinks with fans are attached on the 603 and 68040 CPUs. The good thing about this, is that the 2 CPUs are cooled enough. The bad thing is that the black, square chip next to the 603 (with the label CY7C37) is getting to hot to the touch.
 Do you think that i should attach a heat-sink to it? What kind of heat-sink and glue should i look for exactly? (I bought the card this way, so i don't know about these things)
A1200 PPC user.
 

Offline AmigaManceTopic starter

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Re: Overheating BPPC component
« Reply #1 on: May 08, 2005, 05:32:11 PM »
@Framiga:
 I think i will go for the extra heatsink on the chip, because the one on the 603 is very well glued and i don't feel very confidence to remove it and replace the original cooling plate.
 Do i need a special kind of glue? Like a thermo-conductive one (IF such thing exists, of course) or any kind of glue will do the job?

@delshay:
 If you mean the heatsink that i'm going to attach, i would be happy to upload a picture somewhere but i don't have a digital camera or a scanner.
A1200 PPC user.
 

Offline AmigaManceTopic starter

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Re: Overheating BPPC component
« Reply #2 on: May 09, 2005, 06:46:14 PM »
@delshay
 Thanks for the warning. I will not remove the heatsink on the PPC. It seems you and Framiga are right about the 2 chips on the other side of the board, they are getting hot too. Maybe less hot than the mentioned chip, but hot anyway.


 I have a last question about this: In case of CPU overheating the system starts to crash frequently, so you know that the CPU(s) are getting too hot and you switch of your Amiga for a couple of minutes.
 But what happens if these chips are overheated? Does they give you any sign? Or they just fry themselves silently?
A1200 PPC user.
 

Offline AmigaManceTopic starter

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Re: Overheating BPPC component
« Reply #3 on: May 10, 2005, 02:32:55 AM »
 So, if i have understood correctly, when these chips are overheated they give you some signs/warnings. Like lock-ups and temporal fast-ram disappearing. They don't get burned without a warning, right?
A1200 PPC user.
 

Offline AmigaManceTopic starter

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Re: Overheating BPPC component
« Reply #4 on: May 11, 2005, 12:57:27 AM »
 Can someone answer my question? The weather is getting warmer and i want to be sure about this.
A1200 PPC user.
 

Offline AmigaManceTopic starter

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Re: Overheating BPPC component
« Reply #5 on: May 11, 2005, 05:29:07 PM »
 Hello??
 It's a real simple question you know. Let me quote it for you:

" In case of CPU overheating the system starts to crash frequently, so you know that the CPU(s) are getting too hot and you switch of your Amiga for a couple of minutes.
But what happens if these chips are overheated? Does they give you any sign? Or they just fry themselves silently?"
A1200 PPC user.