2 Troubleshooting Procedures
2.3 Power Supply Troubleshooting
2-8
Satellite A50/TECRA A2 Maintenance Manual (960-478)
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 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.)
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.
Содержание Tecra A2 Series
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Страница 11: ...Chapter 1 Hardware Overview ...
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Страница 49: ...Chapter 2 Troubleshooting Procedures ...
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Страница 104: ...2 Troubleshooting Procedures 2 14 Wireless LAN Troubleshooting 2 50 Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 105: ...Chapter 3 Tests and Diagnostics ...
Страница 106: ...3 Tests and Diagnostics 3 ii Satellite A50 TECRA A2 Maintenance Manual 960 478 3 ...
Страница 148: ...3 Tests and Diagnostics 3 17 Sound LAN Modem TV Test 3 40 Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 197: ...Chapter 4 Replacement Procedures ...
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Страница 204: ...4 Replacement Procedures 4 viii Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 271: ...Appendices ...
Страница 272: ...Appendices App ii Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 284: ...Appendices Apx A Handling the LCD Module A 6 Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 290: ...Appendices Apx B Board Layout B 6 Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 332: ...Appendices Apx E Key Layout E 2 Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 334: ...Appendices Apx F Wiring Diagrams F 2 Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 336: ...Appendices Apx G BIOS KBC EC Update G 2 Satellite A50 TECRA A2 Maintenance Manual 960 478 ...
Страница 338: ...Appendices Apx H Reliability H 2 Satellite A50 TECRA A2 Maintenance Manual 960 478 ...