Apple imac 17 inch User Manual
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Page 21
Modem Tools This procedure requires the following tools: • Torx-8 screwdriver Part Location Preliminary Steps Before you begin, do the following: • Position the computer in the service stand. • Remove the user access plate. • Remove the bottom housing. 18 iMac (Flat Panel) Take Apart RJ-11 Modem Filter Board
Page 22
![Page 22
Procedure
1. Remove two screws and disconnect the cable.
2. Lift the modem from the connector on the logic board.
Warning: Whenever the bottom housing is opened for service, you must do two things:
1. You must clean the original thermal film from the surfaces joining the \
thermal
interface layer and reapply thermal paste to the thermal pipe.
2.You must tighten the four torx screws on the bottom housing to a minim\
um of 17
in.-lbs. If you do not have a torque driver, you will have to make sure \...](http://img.usermanuals.tech/thumb/462/38776/w300_imac-17-inch-1ghz-21.png "Page 22
Procedure
1. Remove two screws and disconnect the cable.
2. Lift the modem from the connector on the logic board.
Warning: Whenever the bottom housing is opened for service, you must do two things:
1. You must clean the original thermal film from the surfaces joining the \
thermal
interface layer and reapply thermal paste to the thermal pipe.
2.You must tighten the four torx screws on the bottom housing to a minim\
um of 17
in.-lbs. If you do not have a torque driver, you will have to make sure \...")
Procedure 1. Remove two screws and disconnect the cable. 2. Lift the modem from the connector on the logic board. Warning: Whenever the bottom housing is opened for service, you must do two things: 1. You must clean the original thermal film from the surfaces joining the \ thermal interface layer and reapply thermal paste to the thermal pipe. 2.You must tighten the four torx screws on the bottom housing to a minim\ um of 17 in.-lbs. If you do not have a torque driver, you will have to make sure \...
Page 23
Memory (factory-installed) Tools This procedure requires the following tools: • No tools are required Part Location Note: The factory-installed memory slot is identified as Slot J13 by Apple Hardware Test and Apple System Profiler. Preliminary Steps Before you begin, do the following: • Position the computer in the service stand. • Remove the user access plate. • Remove the bottom housing. 20 iMac (Flat Panel) Take Apart Memory (factory-installed)
Page 24
![Page 24
Procedure
1. Push down on the ejector tabs to release the memory module.
2. Pull the memory up and out of the slot.
Warning: Whenever the bottom housing is opened for service, you must do two things:
1. You must clean the original thermal film from the surfaces joining the \
thermal
interface layer and reapply thermal paste to the thermal pipe.
2.You must tighten the four torx screws on the bottom housing to a minim\
um of 17
in.-lbs. If you do not have a torque driver, you will have to make sure...](http://img.usermanuals.tech/thumb/462/38776/w300_imac-17-inch-1ghz-23.png "Page 24
Procedure
1. Push down on the ejector tabs to release the memory module.
2. Pull the memory up and out of the slot.
Warning: Whenever the bottom housing is opened for service, you must do two things:
1. You must clean the original thermal film from the surfaces joining the \
thermal
interface layer and reapply thermal paste to the thermal pipe.
2.You must tighten the four torx screws on the bottom housing to a minim\
um of 17
in.-lbs. If you do not have a torque driver, you will have to make sure...")
Procedure 1. Push down on the ejector tabs to release the memory module. 2. Pull the memory up and out of the slot. Warning: Whenever the bottom housing is opened for service, you must do two things: 1. You must clean the original thermal film from the surfaces joining the \ thermal interface layer and reapply thermal paste to the thermal pipe. 2.You must tighten the four torx screws on the bottom housing to a minim\ um of 17 in.-lbs. If you do not have a torque driver, you will have to make sure...
Page 25
Battery Tools This procedure requires the following tools: • No tools are required Part Location Preliminary Steps Before you begin, do the following: • Position the computer in the service stand. • Remove the user access plate. • Remove the bottom housing. 22 iMac (Flat Panel) Take Apart Battery
Page 26
![Page 26
Procedure
1. Using a flatblade screwdriver, gently pry the battery from the battery holder.
Warning: Whenever the bottom housing is opened for service, you must do two things:
1. You must clean the original thermal film from the surfaces joining the \
thermal
interface layer and reapply thermal paste to the thermal pipe.
2.You must tighten the four torx screws on the bottom housing to a minim\
um of 17
in.-lbs. If you do not have a torque driver, you will have to make sure \
these
screws are...](http://img.usermanuals.tech/thumb/462/38776/w300_imac-17-inch-1ghz-25.png "Page 26
Procedure
1. Using a flatblade screwdriver, gently pry the battery from the battery holder.
Warning: Whenever the bottom housing is opened for service, you must do two things:
1. You must clean the original thermal film from the surfaces joining the \
thermal
interface layer and reapply thermal paste to the thermal pipe.
2.You must tighten the four torx screws on the bottom housing to a minim\
um of 17
in.-lbs. If you do not have a torque driver, you will have to make sure \
these
screws are...")
Procedure 1. Using a flatblade screwdriver, gently pry the battery from the battery holder. Warning: Whenever the bottom housing is opened for service, you must do two things: 1. You must clean the original thermal film from the surfaces joining the \ thermal interface layer and reapply thermal paste to the thermal pipe. 2.You must tighten the four torx screws on the bottom housing to a minim\ um of 17 in.-lbs. If you do not have a torque driver, you will have to make sure \ these screws are...
Page 27
Logic Board Tools This procedure requires the following tools: • Phillips #2 screwdriver (for the plastic screw) • Torx-15 screwdriver Part Location Note: The battery, RJ-11 board, AirPort card, modem, I/O port covers, and memory (on the top and the bottom of the logic board) need to be removed from the logic board before returning the board to Apple for service. Preliminary Steps Before you begin, do the following: • Position the computer in the service stand. • Remove the user access...
Page 28
Procedure 1. Remove the three metal torx screws and the one plastic screw. Logic Board iMac (Flat Panel) Take Apart - 25
Page 29
![Page 29
2. Grab the logic board by the battery retainer and the hard drive connector. Lift the
board and pull back to release the board from the bottom housing and I/O ports. Note:
The I/O port covers may come out with the logic board when it’s removed.
3. Remove the I/O port covers from the logic board.
Warning: Whenever the bottom housing is opened for service, you must do two things:
1.You must clean the original thermal film from the surfaces joining the\
thermal
interface layer and reapply thermal...](http://img.usermanuals.tech/thumb/462/38776/w300_imac-17-inch-1ghz-28.png "Page 29
2. Grab the logic board by the battery retainer and the hard drive connector. Lift the
board and pull back to release the board from the bottom housing and I/O ports. Note:
The I/O port covers may come out with the logic board when it’s removed.
3. Remove the I/O port covers from the logic board.
Warning: Whenever the bottom housing is opened for service, you must do two things:
1.You must clean the original thermal film from the surfaces joining the\
thermal
interface layer and reapply thermal...")
2. Grab the logic board by the battery retainer and the hard drive connector. Lift the board and pull back to release the board from the bottom housing and I/O ports. Note: The I/O port covers may come out with the logic board when it’s removed. 3. Remove the I/O port covers from the logic board. Warning: Whenever the bottom housing is opened for service, you must do two things: 1.You must clean the original thermal film from the surfaces joining the\ thermal interface layer and reapply thermal...
Page 30
![Page 30
is separated from the bottom housing could cause these parts to overheat. Short term
separation, where the thermal pads are not handled excessively
(an exception would be
if you are simply testing the logic board and only detach it for a few m\
inutes)
,
does not require replacement. Refer to “Thermal Pad Installation” in this chapter for
detailed information.
Important: Diagnostic service cables allow the unit to run while the bottom housing is
open (as shown above). However, the computer...](http://img.usermanuals.tech/thumb/462/38776/w300_imac-17-inch-1ghz-29.png "Page 30
is separated from the bottom housing could cause these parts to overheat. Short term
separation, where the thermal pads are not handled excessively
(an exception would be
if you are simply testing the logic board and only detach it for a few m\
inutes)
,
does not require replacement. Refer to “Thermal Pad Installation” in this chapter for
detailed information.
Important: Diagnostic service cables allow the unit to run while the bottom housing is
open (as shown above). However, the computer...")
is separated from the bottom housing could cause these parts to overheat. Short term separation, where the thermal pads are not handled excessively (an exception would be if you are simply testing the logic board and only detach it for a few m\ inutes) , does not require replacement. Refer to “Thermal Pad Installation” in this chapter for detailed information. Important: Diagnostic service cables allow the unit to run while the bottom housing is open (as shown above). However, the computer...