Filter
Top Products
2 Troubleshooting 2.3 Power Supply
2.3 Power Supply
The power supply in the computer controls many functions and components. To check if the
power supply is defective or malfunctioning, follow the troubleshooting procedures below as
instructed.
Procedure 1 Power Icon Check
Procedure 2 Connection Check
Procedure 3 Replacement Check
Procedure 1 Power Icon Check
The following two power LEDs indicate the power supply status:
Battery LED
DC IN LED
The power supply controller displays the power supply status through the Battery and DC IN
LEDs as in the tables below.
Battery LED
Battery LED Power supply status
On in Amber Battery being charged
On in Green Battery fully charged, with AC adapter connected
Blinking in Amber
(at equal intervals)
Battery low *1 while driving the computer
Off Else
2-6 Satellite M40/M45 TECRA A4 dynabook Vx/4 Maintenance Manual