Steps
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Notes
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Done
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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
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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
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Check capacitors |
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Remove ram |
Put ram in Eval DIMM box or Advanced Test Incoming box |
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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
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Test battery |
- Remove battery
- Test for 3.6v or better
- Replace with good battery if less than 3.6v
- Reinstall
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Replace ram |
256MB, 2x128MB PC-100 SDRAM |
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Replace hard drive |
20GB |
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Clean/dust inside |
If necessary |
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Attach keyboard/mouse and powercord |
Leave iMac upside down |
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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
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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:
- Command to show CD/DVD model name:
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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
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Power down |
Use command:
CD will be ejected automatically;
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Disconnect powercord, keyboard cable |
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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
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Reconnect powercord, keyboard cable, network cable |
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Install Ubuntu |
- Push power button
- Simultaneously press keys Option+Apple+O+F
- When OpenFirmware prompt appears, type
- 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.
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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
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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
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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
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Test CD/DVD data and sound, and video if necessary |
TBD |
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Clean outside cover |
case, monitor face, connector panel, keyboard, mouse |
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Fill out and attach store tag |
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Bundle iMac with tested keyboard/mouse and power cord |
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Take it to store or store staging shelf |
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