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 11h (Error codes are given in hexadecimal format.)
Start
QOSMIO G20 Maintenance Manual (960-511) [CONFIDENTIAL]
2-9
Summary of Contents for QOSMIO G20 Series
Page 10: ...x CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 11: ...Chapter 1 Hardware Overview CONFIDENTIAL ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 38: ...1 9 AC Adapter 1 Hardware Overview 1 24 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 39: ...Chapter 2 Troubleshooting Procedures CONFIDENTIAL ...
Page 40: ...2 2 ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 44: ...2 vi CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 113: ...Chapter 3 Tests and Diagnostics CONFIDENTIAL ...
Page 114: ...3 Tests and Diagnostics 3 3 ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 223: ...3 Tests and Diagnostics 3 32 SETUP QOSMIO G20 Maintenance Manual 960 511 CONFIDENTIAL 3 105 ...
Page 236: ...3 32 SETUP 3 Tests and Diagnostics 3 118 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 237: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Page 238: ...4 Replacement Procedures 4 4 ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 331: ...Appendices CONFIDENTIAL ...
Page 332: ...App ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 347: ...Appendix A Handling the LCD Module A 6 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 354: ...Appendix B Board Layout B 4 SD board QOSMIO G20 Maintenance Manual 960 511 CONFIDENTIAL B 7 ...
Page 412: ...Appendix G BIOS Rewrite Procedures G 2 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 416: ...Appendix I Reliability I 2 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...