Before Installation
- If your computer doesn't start up normally after installing this software, please start up Mac OS X in Safe Mode and uninstall this software. If you don't know how to start up in Safe Mode, see Apple's technical document "Mac OS X: Starting up in Safe Mode" <http://docs.info.apple.com/article.html?artnum=107393>.
- Before installing this software, I recommend that you to back up your important data.
- I welcome all feedback. Please send your E-mail to Arcana Research <arcana@xvf.biglobe.ne.jp> and include all information about your computer, which operating system you are using, what works or doesn't, suggestions, etc. Thank you for helping me make StartupSound.prefPane a better utility.
What is StartupSound.prefPane?
StartupSound.prefPane is the software which controls the volume of the startup sound of your Macintosh computer. StartupSound.prefPane mute the startup sound without changing the output volume setting. And StartupSound.prefPane limits the startup volume so that it may not become loud even if you make the output volume louder. To set up the startup volume, you select the "Startup Sound" pane added to the "System Preferences."

System Requirements
StartupSound.prefPane 1.0 requires a Mac with PowerPC processors running Mac OS X version 10.2 or later.
I tested this software on the following systems:
- Power Mac G4 Cube 450MHz and speakers / Mac OS X 10.4.4, 10.3.9, 10.2.8 and 10.2
- PowerBook G4 867MHz 12.1" / Mac OS X 10.4.4
They are shown in the support page, some systems which users reported this software worked on.
Installing StartupSound.prefPane
Double-click the downloaded file (.dmg.gz), then you can get a disk image (.dmg).
Double-click the disk image, then a volume is mounted on the desktop and opened. (These may be performed automatically, depending on your system.)
Double-click the "StartupSoundPrefPane.pkg" in the mounted volume, and follow the instructions of the installer.
To install this software, you need an administrator name and password.
If StartupSound.prefPane is already installed on the computer running Mac OS X 10.3 or 10.3.1, You need to uninstall it before installation.
Uninstalling StartupSound.prefPane
Double-click the disk image used for installation, then a volume is mounted on the desktop.
Double-click the "Uninstaller" in the mounted volume, and follow the instructions of uninstaller.
To uninstall this software, you need an administrator name and password.
How to Use StartupSound.prefPane?
When installation is completed, the volume of startup sound is set as the minimum value which is not mute.
To change the volume of startup sound, log in as an administrator to your computer, open the "System Preferences" and click the "Startup Sound." Then drag the "Startup Volume" slider, or click the "Mute" checkbox to turn off the startup sound completely.
Only an administrator can change the setting of "Startup Sound."
About License
StartupSound.prefPane is a freeware. You can use all features of this software for free!
IMPORTANT
Before using StartupSound.prefpane ("this software"), you must agree to be bound by the following terms. If you do not agree to the following terms, do not use this software.
- The copyright of this software belongs to ARCANA who is the author of this software. Any rights not expressly granted are reserved by the author.
- This software is provided "as is," without warranty of any kind. The author does not guarantee that there is no defect in this software, and that defects in this software will be corrected.
- In no event shall the author be liable for any damages arising out of the use of this software.
- You may not distribute this software, modifying a part or the whole, without the permission by the author.