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2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting
Procedure 2 Error Code Check
If the power supply microprocessor detects a malfunction, the DC IN icon blinks orange. The
blink pattern indicates an error as shown below.
Start Off for 2 seconds
Error code (8 bit)
“1” ON for one second
“0” ON for half second
Interval between data bits Off for half second
The error code begins with the least significant digit.
Example: Error code 13h (Error codes are given in hexadecimal format.)
On
Off
Start
1
1
0
01
00
0
D0 D1 D2
D3
D4
D5
D6
D7
Order
Read
Check 1 Convert the DC IN icon blink pattern into the hexadecimal error code and
compare it to the tables below. Then go to Check 2.
DC power supply (AC adapter)
Error code Meaning
10h AC Adapter output voltage is over 16.5V.
11h Common Dock output voltage is over 16.5V.
12h Current from the DC power supply is over 6.60A.
13h Current from the DC power supply is over 0.5A when there is no load.
14h Abnormal current has been sensed.
2-8 Satellite A10/TECRA A1/Satellite Pro A10 Maintenance Manual (960-445)