iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement Replacing old PRAM battery.
Written By: Justin
© iFixit — CC BY-NC-SA
www.iFixit.com
Page 1 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
INTRODUCTION Removing an old or broken PRAM battery.
TOOLS:
PARTS:
Phillips #0 Screwdriver (1)
1/2 AA Lithium 3.6V battery (1)
T15 Torx Screwdriver (1) iFixit Opening Tools (1)
© iFixit — CC BY-NC-SA
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Page 2 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
Step 1 — Bottom Plate
Unplug all the cables from the computer, including the power cable. Lay the computer face-down, supporting the neck and base with a soft cloth under the screen.
Loosen the four Phillips #0 screws.
Step 2
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iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
Step 3
Carefully remove the base access panel.
Step 4 — Bottom Plate Housing
Remove the four 25mm T-15 screws.
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Page 4 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
Step 5
Open the housing plate.
Be gentle with the wires still connected to the logic board so as not to ruin the cables.
A fixed plug connector between the logic board and upper unit will cause some resistance. Pull gently but firmly.
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Page 5 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
Step 6 — PRAM Battery
Gently remove the battery from its holder using the plastic opening tool.
Insert new battery.
Clean and re-apply thermal paste to the heat sink areas circled in Yellow. See Step 15 in iMac G4 17" Model M9168LLA Hard Drive Replacement for better photos and description.
To reassemble your device, follow these instructions in reverse order. This document was last generated on 2017-07-08 08:55:10 PM.
© iFixit — CC BY-NC-SA
www.iFixit.com
Page 6 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement Replacing old PRAM battery.
Written By: Justin
© iFixit — CC BY-NC-SA
www.iFixit.com
Page 1 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
INTRODUCTION Removing an old or broken PRAM battery.
TOOLS:
PARTS:
Phillips #0 Screwdriver (1)
1/2 AA Lithium 3.6V battery (1)
T15 Torx Screwdriver (1) iFixit Opening Tools (1)
© iFixit — CC BY-NC-SA
www.iFixit.com
Page 2 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
Step 1 — Bottom Plate
Unplug all the cables from the computer, including the power cable. Lay the computer face-down, supporting the neck and base with a soft cloth under the screen.
Loosen the four Phillips #0 screws.
Step 2
© iFixit — CC BY-NC-SA
www.iFixit.com
Page 3 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
Step 3
Carefully remove the base access panel.
Step 4 — Bottom Plate Housing
Remove the four 25mm T-15 screws.
© iFixit — CC BY-NC-SA
www.iFixit.com
Page 4 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
Step 5
Open the housing plate.
Be gentle with the wires still connected to the logic board so as not to ruin the cables.
A fixed plug connector between the logic board and upper unit will cause some resistance. Pull gently but firmly.
© iFixit — CC BY-NC-SA
www.iFixit.com
Page 5 of 6
iMac G4 17 800 MHz EMC 1936 PRAM Battery Replacement
Step 6 — PRAM Battery
Gently remove the battery from its holder using the plastic opening tool.
Insert new battery.
Clean and re-apply thermal paste to the heat sink areas circled in Yellow. See Step 15 in iMac G4 17" Model M9168LLA Hard Drive Replacement for better photos and description.
To reassemble your device, follow these instructions in reverse order. This document was last generated on 2017-07-08 08:55:10 PM.
© iFixit — CC BY-NC-SA
www.iFixit.com
Page 6 of 6
