Toshiba Satellite A40 Maintenance Manual - Page 67
Procedure 2, Error Code Check, Troubleshooting Procedures, Power Supply Troubleshooting
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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. q Start Off for 2 seconds q Error code (8 bit) "1" On for one second "0" On for a half second Interval between data bits Off for a half second The error code begins with the least significant digit. Example: Error code = 12h (Error codes are given in hexadecimal format.) 2-8 Satellite A40 Maintenance Manual (960-458)
2
Troubleshooting Procedures
2.3
Power Supply Troubleshooting
2-8
Satellite A40 Maintenance Manual (960-458)
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.
q
Start
Off for 2 seconds
q
Error code (8 bit)
“1”
On for one second
“0”
On for a half second
Interval between data bits
Off for a half second
The error code begins with the least significant digit.
Example:
Error code = 12h (Error codes are given in hexadecimal format.)