Power Putt Mac OS

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  • PuTTY Alternatives for Mac. PuTTY is not available for Mac but there are plenty of alternatives that runs on macOS with similar functionality. The most popular Mac alternative is OpenSSH, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to PuTTY and many of them are available for Mac.
  • On Linux, OS X, and most other UNIX-y based environments, SSH is generally purely command line, but still amazingly powerful. The SSH client allows you to store an amazing amount of properties based on a given hostname, even global defaults, in the 'sshconfig' client file.
  • It started out on PowerPC processors but later transitioned onto Intel processors with Mac OS X Leopard (10.5) the last to natively support the PowerPC architecture and Snow Leopard (10.6) the last to support PowerPC applications on Intel-based Macs. All versions of Mac OS X that were made to run on PowerPC systems (with the exception of Leopard) had a Mac OS 9 emulation layer called 'Classic'.
  1. Power Putt Mac Os Catalina
  2. Power Putt Mac Os X

More experienced users know that you can connect to a Linux server quite easily using a variety of SSH (Secure Shell) clients. That's all well and good but what about if you need to use some tool that has a GUI?

The answer is to use X11 forwarding. X11 forwarding is a mechanism that allows a user to start up remote applications but forward the application display to your local Windows machine.

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X11 Forwarding on Linux

There are a few minor changes needed on your Linux box to enable X11 forwarding. In this basic example I am using a standard CentOS 6.5 installation with GNOME installed. Other Linux distributions will have a very similar SSH daemon configuration. The SSH configuration file is located at /etc/ssh/sshd_config. Locate and uncomment (or add) the following lines:

X11Forwarding yes

X11UseForwarding yes

These items allow the traffic to be forwarded over to your computer from the host and also allow forwarding to be used. X11 forwarding can be configured on a per user basis. There are additional options that can be configured for X11 forwarding, but those go beyond the scope of this introductory article. The system can also be configured to allow multiple X11 forwarded users, but each user will have to use a separate port range.

Once the config file's modifications have been made to your Linux system, the SSH service will need to be restarted to effect the revised configuration. Restart the services by using the command: Xshooter (mac version) mac os.

service sshd restart

All being well, the sshd service will be fully restarted. As a funny little test, install 'xeyes.' Use the command:

yum -y install xeyes.

It is also prudent to check that the firewall is not blocking the forwarded requests. Iptables' configuration may need to be adjusted if they are. To turn off Iptables on a temporary basis, you can use the command:

service iptables stop

On the Windows guest, the first requirement is to install PuTTY Punk rock knife fight mac os. , which provides the mechanism to forward the display data between the host (the Linux server) and guest (your Windows machine). If you don't already have PuTTY, download the PuTTY application from the PuTTY website and install it. I'd suggest using the full download package.

There are many display managers you can use. In this example we are using Xming, which is free and downloadable from sourceforge.net. Download Xming to your Windows PC and run the setup. During installation, you might see a number of options; I'd suggest going with the defaults.

Once Xming is installed you are ready to try out X11 forwarding. You will need to allow the Windows firewall to be modified to allow Xming forwarding to work. This should automatically pop up and request the required access.

There are also two settings in PuTTY that need to be changed to make X11 forwarding work. Open PuTTY as normal, filling in the IP address or DNS alias name. Before clicking OK to connect to the server, go to the connection menu in PuTTY, select SSH, X11 and tick the box X11 forwarding. The xdisplay location should also be set to localhost:0, which is basically the display you are working on currently.

You can now connect to the Linux server using PuTTY. At the command line, run the command: xeyes. Hopefully a silly pair of comedy eyes will pop up that follow your cursor around the screen. To keep the terminal available for additional commands after you launch the X11 forwarded application, use an & at the end of the command to prevent tying up the terminal in question.

Now that you have seen it in action, it is perhaps time to share how it all works.

No matter which GUI you use on your Linux host, GNOME or KDE, they both have what is termed a xdisplay manager that underlies the GUI portion of the display. It is a network protocol that was designed from the outset to allow items to be forwarded to whichever destination is required.

X11 Forwarding on Mac

X11 forwarding on Mac is just as easy. Download Quartz and install it as you would any other Mac package. Quartz is another instance of display management. To start using X11 forwarding to your Mac, use the -X switch. In other words, the ssh command would look like this:

ssh -X root@mylinuxhost

To test it just type in the command xclock or xeyes, and, as if by magic, you get a basic clock or aforementioned eyes on your desktop.

The classic Macintosh startup sequence includes hardware tests which may trigger the startup chime, Happy Mac, Sad Mac, and Chimes of Death. On Macs running macOS Big Sur the startup sound is enabled by default, but can be disabled by the user within system preferences.[1]

Startup chime[edit]

The Macintosh startup chime is played on power-up, before trying to boot an operating system. The sound indicates that diagnostic tests run immediately at startup have found no hardware or fundamental software problems.[2] The specific sound differs depending on the ROM, which greatly varies depending on Macintosh model. The first sound version in the first three Macintosh models is a simple square-wave 'beep', and all subsequent sounds are various chords.

Power Putt Mac Os Catalina

Mark Lentczner created the software that plays the arpeggiated chord in the Macintosh II. Variations of this sound were deployed until Jim Reekes created the startup chime in the Quadra 700 through the Quadra 800.[3] Reekes said, 'The startup sound was done in my home studio on a Korg Wavestation EX. It's a C major chord, played with both hands stretched out as wide as possible (with 3rd at the top, if I recall).' He created the sound as he was annoyed with the tri-tone startup chimes because they were too associated with the death chimes and the computer crashes. He recalls that Apple did not give him permission to change the sound but that he secretly snuck the sound into the computers with the help of engineers who were in charge of the ROM chips. When Apple discovered this, he refused to change it, using various claims in order to keep the new sound intact.[4] He is also the creator of the iconic (or 'earconic', as he calls it) 'bong' startup chime in most Macintoshes since the Quadra 840AV. A slightly lower-pitched version of this chime is in all PCI-based Power Macs until the iMac G3. The Macintosh LC, LC II, and Macintosh Classic II do not use the Reekes chime, instead using an F major chord that just produces a 'ding' sound. The first generation of Power Macintosh computers also do not use the Reekes chime, instead using a chord strummed on a Yamaha12-string acoustic guitar by jazz guitarist Stanley Jordan. Further, the Power Macintosh 5200–6300 computers (excluding the 5400 and 5500, which have the 'bong' chime like the one in the PCI-based Power Macs) use a unique chime, which is also in the television commercials for the Power Macintosh and PowerBook series from 1995 until 1998, and the 20th Anniversary Macintosh uses another unique sound.

For models built prior to the introduction of the Power Macintosh in 1994, the failure of initial self-diagnostic tests results in a Sad Mac icon, an error code, and distinctive Chimes of Death sounds.

The chime for all Mac computers from 1998 to 2016 is the same chime used first in the iMac G3. The chord is a F-sharp major chord, and was produced by pitch-shifting the 840AV's sound. The Mac startup chime is now a registered trademark in the United States,[5] and is featured in the 2008 Pixar film WALL-E when the titular robot character is fully recharged by solar panels as well as in the 2007 Brad Paisley song 'Online'.[6]

Starting with the 2016 MacBook Pro, all new Macs were shipped without a startup chime, with the Macs silently booting when powered on.[7] In 2020, the startup chime would be added to these models with the release of macOS Big Sur, which allows it to be enabled or disabled in System Preferences.[8] On the macOS Big Sur 11.0.1 beta, it was discovered that the new lower pitched chime was brought to all older supported Macs. In a firmware update included in the macOS Catalina 2020-001 Security Update, and the macOS Mojave 2020-007 Security Update, the new startup chime in Big Sur is brought to all Catalina and Mojave supported Macs except 2012 models.

Happy Mac[edit]

The splash screen under Mac OS 8.
The 'Welcome to Macintosh' screen seen in System 7.5 and earlier.

A Happy Mac is the normal bootup (startup) icon of an Apple Macintosh computer running older versions of the Mac operating system. It was designed by Susan Kare in the 1980s, drawing inspiration from the design of the Compact Macintosh series and from the Batman character Two-Face.[9] The icon remained unchanged until the introduction of New World ROM Macs, when it was updated to 8-bit color. The Happy Mac indicates that booting has successfully begun, whereas a Sad Mac (along with the 'Chimes of Death' melody or one or more beeps) indicates a hardware problem.

When a Macintosh boots into the classic Mac OS (Mac OS 9 or lower), the system will play its startup chime, the screen will turn gray, and the Happy Mac icon will appear, followed by the Mac OS splash screen (or the small 'Welcome to Macintosh' screen in System 7.5 and earlier), which underwent several stylistic changes. Mac OS versions 8.6 and later also includes the version number in this splash screen (for example, 'Welcome to Mac OS 8.6').

On early Macs that had no internal hard drive, the computer boots up to a point where it needs to load the operating system from a floppy disk. Until the user inserts the correct disk, the Mac displays a floppy icon with a blinking question mark. In later Macs, a folder icon with a question mark that repeatedly changes to the Finder icon is shown if a System Folder or boot loader file cannot be found on the startup disk.

With the introduction of Mac OS X, in addition to the blinking system folder icon, a prohibition icon was added to show an incorrect OS version is found. The bomb screen in the classic Mac OS was replaced with a kernel panic, which was originally colored white but was changed to black in version 10.3. With Mac OS X 10.1, a new Happy Mac was included. This is also the last version that had a Happy Mac icon; in version 10.2, the Happy Mac symbol was replaced with the Apple logo. In OS X Lion 10.7, the Apple logo was slightly shrunk and modified. In OS X Yosemite 10.10, the white screen with a gray Apple logo was replaced with a black screen with a white Apple logo and the spinning wheel was replaced with a loading bar. However, this only applies to Macs from 2013 and later, including the 2012 Retina MacBook Pros, and requires a firmware update to be applied. All earlier Macs still use the old screen. The shadow on the Apple logo was removed in OS X El Capitan 10.11. In 2016+ Macs, the Apple logo appears immediately when the screen turns on.The Face ID logo for the iPhone X was based on the Happy Mac.

Sad Mac[edit]

One version of the Sad Mac icon, this one indicating that an illegal instruction occurred.

Power Putt Mac Os X

A Sad Mac is a symbol in older-generation Apple Macintosh computers (hardware using the Old World ROM and not Open Firmware, which are those predating onboard USB), starting with the original 128K Macintosh and ending with the last NuBus-based Power Macintosh models (including the first-generation 6100, 7100, 8100, as well as the PowerBook 5300 and 1400),[10] to indicate a severe hardware or software problem that prevented startup from occurring successfully. The Sad Mac icon is displayed, along with a set of hexadecimal codes that indicate the type of problem at startup. Different codes are for different errors. This is in place of the normal Happy Mac icon, which indicates that the startup-time hardware tests were successful. In 68k models made after the Macintosh II, the Chimes of Death are played.

Models prior to the Macintosh II crash silently and display the Sad Mac, without playing any tone. PowerPC Macs play a sound effect of a car crash, and computers equipped with the PowerPC upgrade card use the three note brass fanfare death chime (A, E-natural, and E-flat), followed by the sound of a drum, same as the Macintosh Performa 6200 and Macintosh Performa 6300.

A Sad Mac may be deliberately generated at startup by pressing the interrupt switch on Macintosh computers that had one installed, or by pressing Command and Power keys shortly after the startup chime. On some Macintoshes such as PowerBook 540c, if the user presses the command and power keys before the boot screen displays, it will play the 'chimes of death'. The chimes are a fraction of normal speed and there is no Sad Mac displayed.

Old World ROM Power Macintosh and PowerBook models based on the PCI architecture do not use a Sad Mac icon and will instead only play the error/car-crash sound on a hardware failure (such as missing or bad memory, unusable CPU, or similar).

Mac OS X 10.2 Jaguar and later instead use the Universal 'no' symbol to denote a hardware or software error that renders the computer non-bootable.[11][12]

Sad iPod[edit]

On the iPod, if damage or an error occurs in the hardware or the firmware, for example, if its files are deleted, a Sad iPod appears. This is similar to the Sad Mac, but instead of a Macintosh, there is an iPod, and there are no chimes of death. The icon also lacks a nose, and the frown is flipped horizontally. It also does not show hexadecimal codes indicating what problem occurred in the iPod. This error screen will not show up when a problem occurs in the newer iPods.

Chimes of Death[edit]

The Chimes of Death are the Macintosh equivalent of a beep code on IBM PC compatibles. On all Macintosh models predating the adoption of PCI and Open Firmware, the Chimes of Death are often accompanied by a Sad Mac icon in the middle of the screen.

Different Macintosh series have different death chimes. The Macintosh II is the first to use the death chimes, a loud and eerie upward major arpeggio, with different chimes on many models. The Macintosh Quadra, Centris, Performa, LC, and the Macintosh Classic II play a generally softer and lower pitched version of the upward major arpeggio, followed by three or four notes, with slight variation depending on the model of the Macintosh. The PowerBook 5300, 190, and 1400 use the second half of the 8-note arpeggio as found on the Quadra and Centris models, or the entire death chime if the error occurs before the screen lights up. The Macintosh Quadra 660AV and Centris 660AV use a sound of a single pass of Roland D-50's 'Digital Native Dance' sample loop, and the NuBus based Power Macintosh models (including 6100,[13] 7100, and 8100) series use a car crash sound. The Power Macintosh and Performa 6200 and 6300 series, along with the Power Macintosh upgrade card, use an eerily dramatic 3-note brass fanfare with a rhythm of drums and cymbals. The pre-G3 PCI Power Macs, the beige G3 Power Macs, the G3 All-In-One, and the PowerBook 2400, 3400, and G3 all use a sound of glass shattering; these models do not display a Sad Mac icon. Since the introduction of the iMac in 1998, the Chimes of Death are no longer used in favor of a series of tones to indicate hardware errors.

See also[edit]

References[edit]

  1. ^About Mac startup tones Apple. November 8, 2018. Retrieved February 23, 2020
  2. ^Hardwick, Tim (October 30, 2016). 'Classic Mac Startup Chime Not Present in New MacBook Pros'. MacRumors. Retrieved September 14, 2020.
  3. ^Whitwell, Tom (May 26, 2005) 'Tiny Music Makers: Pt 4: The Mac Startup Sound', Music Thing
  4. ^Pettitt, Jeniece (March 24, 2018). 'Meet the man who created Apple's most iconic sounds: Sosumi, the camera click and the start-up chord'. CNBC. Retrieved March 24, 2018.
  5. ^'Apple's Classic Mac Startup Chime is now a Registered Trademark'. Patently Apple. December 12, 2012. Retrieved October 30, 2016.
  6. ^Apple Sound Designer on Iconic Startup Sound. Obama Pacman. March 10, 2010. Retrieved January 24, 2011.
  7. ^Hardwick, Tim (October 30, 2016). 'Classic Mac Startup Chime Not Present in New MacBook Pros'. MacRumors. Retrieved October 30, 2016.
  8. ^Peters, Jay (June 23, 2020). 'The Mac's iconic startup chime is back in macOS Big Sur'. The Verge. Retrieved June 28, 2020.
  9. ^Hertzfield, Andy (November 19, 2011). Revolution in The Valley [Paperback]: The Insanely Great Story of How the Mac Was Made. O'Reilly Media. ISBN978-1-4493-1624-2.
  10. ^'Macintosh: 'Sad Macintosh' Error Code Meaning'. Apple. November 30, 2003. Archived from the original on June 17, 2009. Retrieved August 24, 2008.
  11. ^'OS X: 'Broken folder' icon, prohibitory sign, or kernel panic when computer starts. Apple'. Archived from the original on October 13, 2007. Retrieved July 29, 2010.
  12. ^Delio, Michelle (August 2, 2002). ''Happy Mac' Killed By Jaguar'. Wired.com. Archived from the original on February 4, 2011.
  13. ^'Weird Mac Startup and Crash Sounds'. 512 Pixels. November 14, 2011.

External links[edit]

  • The Original Macintosh: Boot Beep – Folklore.org
Retrieved from 'https://en.wikipedia.org/w/index.php?title=Macintosh_startup&oldid=1014729985'




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