Procedure 2 Connection Check; Procedure 3 Charging Check; Connection Check - Toshiba Satellite L640 Maintenance Manual

Chapter 2 Troubleshooting Procedures
Proc edure 2 Connection Ch
The wiring diagram related to the po
Any of the connectors may be disconnected. Perform Check 1.
Ch eck 1 Make sure the AC adapter and the AC power cord is fi
IN connector PCN1 (System Board) and wall outlet. If
firmly, go to Check 2.
Check 2 Replace the AC adapter and the AC power cord with new ones.
 If the DC IN icon does n
 If the battery icon does not light, go to Check 3.
Check 3 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.
Procedure 3 Charging Check
Check if the power supply controller charges the battery pack properly. Perform the
following procedures:
Check 1 Make sure the AC adapter is firmly plugged into the DC IN
Check 2 Make sure the battery pack is properly installed. If it is properly installed, go to
Check 3.
Check 3 The battery pack may be completely discharged. Wait a few minutes to charge the
battery pack while connecting the battery pack and the AC adapter. If the battery
pack is still not charged, go to Check 4.
Satellite L600/L640/L645, Satellite Pro L600/Pro L640/Pro L645 Maintenance Manual (960-Q08)
eck
wer supply is shown below:
ot light, go to Procedure 4.
rmly plugged into the DC
these cables are connected
socket.