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2 Troubleshooting 2.3 Power Supply Troubleshooting
Procedure 3 Connection Check
The wiring diagram related to the power supply is shown below:
Any of the connectors may be disconnected. Perform starting from Check 1.
Check 1 Make sure the AC adapter and the AC power cord are firmly plugged into the DC
IN 15 V socket and wall outlet. If these cables are connected correctly, go to Check
2.
Check 2 Make sure the DC-IN harness is firmly plugged to the connector on the system
board. If the harness is connected correctly, go to Check 3.
Check 3 Replace the AC adapter and the AC power cord with new ones.
• If the DC IN icon does not light, go to Procedure 5.
• If the battery icon does not light, go to Check 4.
Check 4 Make sure the battery pack is installed in the computer correctly. If the battery is
properly installed and the battery icon still does not light, go to Procedure 4.
2-14 [CONFIDENTIAL] PORTEGE R200 Maintenance Manual (960-519)