Procedure 4 Charge Check - Toshiba PORTEGE M300 Maintenance Manual

2.3 Power Supply Troubleshooting
Procedure 4 Charge 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 socket.
Check 2 Make sure the battery pack is properly installed. If the battery 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.
Check 4 The battery's temperature is too high or low. Return the temperature to normal
operating condition. If the battery pack is still not charged, go to Check 5.
Check 5 Replace the battery pack with a new one. If the battery pack is still not charged,
go to Procedure 5.
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2 Troubleshooting Procedures
PORTEGE M300 Maintenance Manual (960-504)