User:Tonyr/Scratch

iMac Rebuild Table

Steps	Notes	Done
Remove bottom cover	Flip iMac over on a soft mat Remove 4 screws (#2 Phillips): 2 near hinged front lifter 2 underneath oval grill (which can be gently pried open with a flat tip screwdriver), the 2 outermost screws gently lift rear of cover; if there is resistance from the front, strike front of cover gently but firmly with heel of hand to release the latches
Remove metal mesh cover plate	Use a magnetized #2 Phillips screwdriver, otherwise run the risk of dropping a screw into the interior of the iMac. Remove the 6 #2 Phillips screws holdoing the plate: 4 around the outer edge 2 on top
Check capacitors
Remove ram	Put ram in Eval DIMM box or Advanced Test Incoming box
Remove hard drive	Disconnect power connector and ribbon cable Remove 4 #1 or #2 Phillips screws on top of drive cage Slide drive out Put hard drive in Eval hard drive bin
Test battery	Remove battery Test for 3.6v or better Replace with good battery if less than 3.6v Reinstall
Replace ram	256MB, 2x128MB PC-100 SDRAM
Replace hard drive	20GB
Clean/dust inside	If necessary
Attach keyboard/mouse and powercord	Leave iMac upside down
Power on, boot Finnix CD	Press power button Immediately insert Finnix CD At the chime, press C key and hold until small underline cursor appears in upper left corner of display
Record configuration	CPU type and speed, memory size, HD size, video controller, CD/DVD type: Finnix boot message shows CPU speed and detected memory size HD size is known from installation Command to list the video controller: lspci Command to show CD/DVD model name: cat /proc/ide/hdb/model
Set HW date/time to UTC	Set system clock with command date -u MMDDhhmmYYYY MM month, DD day, hh hour, mm minute, YYYY year hour and minute are GMT(UTC) time in 24 hour clock format; GMT time is local (Pacific) time plus 7 hours (summer,PDT) or 8 hours (winter, PST) Set CMOS clock from system clock clock -uw
Power down	Use command: shutdown -h now CD will be ejected automatically;
Disconnect powercord, keyboard cable
Replace bottom covers	Replace metal mesh cover plate; remember to use magnetized screwdriver Replace bottom cover Seat front first Make sure cover is seated flush all around Flip iMac right side up
Reconnect powercord, keyboard cable, network cable
Install Ubuntu	Push power button Simultaneously press keys Option+Apple+O+F When OpenFirmware prompt appears, type boot enet:0,yaboot Respond with Enter key to all questions except these: Automatically detect keyboard: No Machine name: ubuntu Time zone: Pacific Scroll down to Pacific with down-arrow key Press Enter Full user name: oem User login name oem User password: freegeek Verify user password: freegeek Write partition information to disk: Yes Additional software: Ubuntu Desktop Scroll down to Ubuntu Desktop item with down-arrow key Press space bar to select the item; an asterisk character appears in the brackets Press Enter When installation is complete, press Enter at final question and the computer will reboot automatically.
Install extra apps, as necessary	Use System->Administration->Synaptic Package Manager Select package gnome-ppp If the machine has a DVD drive, select package ogle-gui If the machine has a CD-RW or DVD-RW drive, select package k3b
Add Terminal and Gnome-PPP icons to top menu bar	Select Applications->Accessories and drag Terminal icon to menu bar Select Applications->Internet and drag Gnome-PPP icon to menu bar
Test/detect modem	Select Gnome-PPP icon from top menu bar In the Gnome-PPP window, select Setup, then select Detect Device should change to /dev/ttyS0; speed should change to 230400
Test CD/DVD data and sound, and video if necessary	TBD
Clean outside cover	case, monitor face, connector panel, keyboard, mouse
Fill out and attach store tag
Bundle iMac with tested keyboard/mouse and power cord
Take it to store or store staging shelf

Ubuntu Installation

Steps	Notes	Done
Attach keyboard/mouse, network cable, power cord
Power on, perform network boot	At boot chime, press and hold Option+Apple+O+F; at OpenFirmware prompt, enter boot enet:0,yaboot, then press Enter.