Toshiba T4500 User Manual page 32

Check 5: When P80 is displayed, perform the following steps:
1. Move the computer to an area where the temperature is between 20°C and 70°C. If the
status still exists, go to Procedure 4.
Check 6: When P20, P21, P22, P30, P31, P32, P33, P40, P41, P42, P50 or P60 is displayed, go
to Procedure 4.
Procedure 2 Battery LED Check
The Battery LED, identified by a battery icon on the front of the T4500/T4600 Family computer,
indicates the battery charging status.
If the Battery LED indicator glows green, the AC adapter is connected and the battery is
fully charged.
If the Battery LED indicator glows amber, the AC adapter is connected and the battery
is being charged.
If the Battery LED indicator flashes red only 10 times, the sub LCD (Status Indicator
Panel) controller gate array on the System PCB or Power supply microprocessor may be
malfunctioning. Go to Procedure 4.
If the Battery LED indicator does not glow, go to Check 1.
Check 1: Make sure the AC adapter's cable and AC cord are firmly plugged into the DC IN 15V
socket and wall outlet. If these cables are connected correctly, go to Check 2.
Check 2: Connect a new AC adapter. If the Battery LED indicator still does not glow, go to
Check 3.
Check 3: Make sure the battery pack is installed in the computer correctly. If the battery
pack is installed correctly, go to Check 4.
Check 4: Install a new battery pack. If the Battery LED indicator still does not glow, go to
Procedure 4.
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