IMac G5 A1144

For more information, see this article's corresponding Wikipedia page: Device.

Apple iMac G5/1.9 17" (iSight) (A1144)

Preliminary Information
Release Year	2005
Leak Risk	Medium
Batteries	CR2032
Mounting Technology	Though Hole, SMD
Capacitor Types	Aluminum Electrolytic
Destructive Entry	No

The Apple iMac G5/1.9 17" (iSight (A1144) was the final PowerPC based Macintosh released by Apple prior to the Intel transition.

Known Issues

Symptom or Problem Encountered

Upon power-on, mouse pointer is displayed along with spinning wheel. A repeating pattern of vertical lines is displayed on the screen.

Note: This particular unit's serial number, starting with W8, can include defective LCD screens, however, repair will be attempted as visibly bad components exist.

Observed Fault

Causes

• Two visibly bad through hole capacitors identified on mainboard at positions C1309 and C8509.

Solutions

• Replacements parts will be ordered and repair attempted after recording the state of the board.

Disassembly Notes

The iFixIt guide is essential when working on this machine. Disassembly is not difficult but there are many steps required. All capacitors are located on the underside of the board and cannot be inspected without removal of the mainboard from the chasis.

Original Parts

Motherboard

Apple 820-1783-A

Capacitor Specifications and Footprint Information

RefDes	Qty	Capacitance	Voltage	Mount	Diameter/Size	Height	Lead Spacing	Temp	Type	Brand	Series
		0 µF						0 °C

Replacement Parts

Basic PCB Name

Capacitors

RefDes	Qty	Compatible Part Number	Order Links
			Digikey

If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search.

References

Apple iMac G5/1.9 17" (iSight) Specs (everymac.com)

iMac G5 17" Model A1144 Repair (ifixit.com)

iMac G5 (Wikipedia)