Resolving Macbook Problems - Revision history

WikiSysop at 03:06, 2 October 2016

2016-10-02T03:06:29Z

2016-09-21T13:27:29Z

2012-06-27T02:24:35Z

2011-09-07T05:27:06Z

2011-09-07T05:26:47Z

2011-09-07T04:57:43Z

2011-09-07T04:55:32Z

‎QuietMBP

2011-09-07T04:54:34Z

‎QuietMBP

2011-09-07T04:51:59Z

2011-09-07T04:51:44Z

← Older revision		Revision as of 03:06, 2 October 2016
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	Press the Control key, then click the app icon, then choose Open from the shortcut menu.		Press the Control key, then click the app icon, then choose Open from the shortcut menu.
	Click Open.		Click Open.
		+
		+
		+	== Excessive fan noise ==
		+
		+	* Open activity monitor
		+	* kill the process using the most CPU (if its killable)
		+
		+	* culprits (for my record): Firefox even though it only had one tab open

← Older revision		Revision as of 13:27, 21 September 2016
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	<pre>sudo rm /private/var/vm/sleepimage</pre>		<pre>sudo rm /private/var/vm/sleepimage</pre>
		+
		+	== to open app from unidentified developer ==
		+
		+	To override your security settings and open the app anyway:
		+	In the Finder, locate the app you want to open. Don't use Launchpad to do this. ...
		+	Press the Control key, then click the app icon, then choose Open from the shortcut menu.
		+	Click Open.

← Older revision		Revision as of 02:24, 27 June 2012
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	[[Image:quietmbp.png]]		[[Image:quietmbp.png]]
		+
		+	== Disk Space low ==
		+
		+	=== Sleepimage spacehogger ===
		+
		+	to remove the big sleepimage generated when your computer goes to sleep
		+
		+	<pre>sudo rm /private/var/vm/sleepimage</pre>

@@ Line 1: / Line 1: @@
-These are solutions for any sorts of problems especially to do with:
+These are solutions for any sorts of old mac problems especially to do with:
 * unexplained power outages
 * sudden darkening of screen

@@ Line 1: / Line 1: @@
 These are solutions for any sorts of problems especially to do with:
 * unexplained power outages
 * sudden darkening of screen
 == Take out the battery ==

@@ Line 1: / Line 1: @@
 Troubleshooting for two old macbooks (one is 60 months old)
 == Resetting SMC ==
-Remove magsafe power cord from macbook. Wait 15 sconds. Then press the power button for at least 5 seconds. Then reconnect the cable and turn on as normal.
+Remove magsafe power cord from macbook. Wait 15 seconds. Then press the power button for at least 5 seconds. Then reconnect the cable and turn on as normal.
 == Zapping PRAM ==

@@ Line 11: / Line 11: @@
 == QuietMBP ==
-Old Intel-based Macbooks may have a strange buzzing sound coming from the location of the Esc key. Put your ear to the esc key if you don't believe its coming from that key. Anyway running quietmbp will help make it less scary. It apparently is a sound emitted when cpu is "too idle". Is not related to hard drive whine so dont panic.
+Old Intel-based Macbooks may have a strange buzzing sound coming from the location of the Esc key. Put your ear to the esc key if you don't believe its coming from that key. Anyway running quietmbp will help make it less scary. It apparently is a sound emitted when cpu is "too idle". Apparently this problem is not related to hard drive whine so dont panic.
 If yours is the idle sound problem, the pitch of the buzz can really be altered by this program.
 [[Image:quietmbp.png]]

← Older revision		Revision as of 04:51, 7 September 2011
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−	Troubleshooting for two old macbooks (one is 60 months old) ~~and~~	+	Troubleshooting for two old macbooks (one is 60 months old)

	== Resetting SMC ==		== Resetting SMC ==

@@ Line 1: / Line 1: @@
-With two old macbooks in the house it has become necessary to employ some more extreme methods to keep them running
+Troubleshooting for two old macbooks (one is 60 months old) and
 == Resetting SMC ==
@@ Line 8: / Line 8: @@
 Press power on. Immediately hold down Command-Option-P-R. if you hold it down, the chime will play over and over again. after you hear the 3rd chime let go of the keys and let it go on as usual.