Apple eMac User Manual

							28 eMac Take Apart
 IVAD Cable
Procedure
1.Discharge the CRT. Warning: This product contains high voltage and a high-vacuum 
picture tube. To prevent injury, review the Service Foundations course: “CRT Displays” 
for safety information. 
2. Remove the screw (circled below) and then remove the metal cable cover.
3 . Remove the remaining two screws on the IVAD assembly. 
						

							 eMac  Take Apart - 29
 IVAD Cable
4. With the nylon probe tool or needlenose pliers, remove the glue from the 
connector. 
Note: If you find it difficult removing the glue use a heat gun to 
soften the glue a bit and then remove it. Disconnect the cable after removing 
the glue.
5 . Locate the other end of the IVAD cable.  
						

							30 eMac Take Apart
 IVAD Cable 6.
With the nylon probe tool or needlenose pliers, remove the glue from the 
cable connector. 
Note: If you find it difficult removing the glue use a heat gun 
to soften the glue a bit and then remove it.
7. Clip the cable tie. Disconnect the IVAD cable from the board.  
						

							 eMac  Take Apart - 31
 IVAD Cable
IVAD Cable Replacement Procedure
1. Install the replacement IVAD cable.
2. Replace the cable tie (shown on the previous page).
3. Place hot glue on each end of the IVAD connector.
4. Reassemble the computer and test the system. 
						

							32 eMac Take Apart
 AirPort Card Guide
AirPort Card Guide
Tools
This procedure requires the following tools:
• Phillips #2 
Part Location
Preliminary Steps
Before you begin, do the following:
• Place the computer face down on an ESD mat.
• Remove the user access door. 
• Remove the feet.
• Remove the rear housing.  
						

							 eMac  Take Apart - 33
 AirPort Card Guide• Discharge the CRT. 
• Remove the fan.
• Remove the Faraday cage.
• Remove the digital module assembly.
Procedure
1. Remove the two screws connecting the guide to the chassis. 
						

							34 eMac Take Apart
 AirPort Card Guide 2. Lift the AirPort card guide in the direction of the arrow to unhook the metal tabs 
(circled) on the chassis. Disconnect the antenna from the AirPort card guide Note:  
Tape the antenna to the bottom of the unit while in for service. 
						

							 eMac  Take Apart - 35
 LED
LED
Tools
This procedure requires the following tools:
• Phillips #2 
Part Location
Preliminary Steps
Before you begin, do the following:
• Place the computer face down on an ESD mat.
• Remove the user access door. 
• Remove the feet.
• Remove the rear housing. 
• Discharge the CRT.  
						

							36 eMac Take Apart
 LED • Remove the fan.
• Remove the Faraday cage.
• Remove the digital module assembly.
Procedure
1. Remove one screw and disconnect the LED cable. Important:  The connector is very 
fragile, remove it gently. Lift the LED board off the LED reflector. 
						

							 eMac  Take Apart - 37
 LED2.Note: The LED consists of two parts; the LED board and the LED reflector (black 
plastic piece shown below). Remove the LED reflector from the bezel.