User Guide

eMac ATI Graphics /USB 2.0/2005 Troubleshooting - 31
No Power Symptom Charts
Warning: This product contains high voltage and a high-vacuum picture tube. To prevent serious injury:
• Review the CRT safety information on Service Source online.
• Discharge the CRT.
• Never use a grounding wriststrap until after discharging the CRT and setting up an ongoing ground
connection.
11. Remove the rear housing. Warning: Make sure the ground screw (see below) is attached to the frame
when testing power. Go on to the next step.
12. Check the power button cable. It should be routed as shown below.