CHAPTER 4: Troubleshooting
146
No-beep error messages
Invalid System Configuration Data
• Test or replace the BIOS ROM.
• Test or replace the system board.
I/O device IRQ conflict
• Run “Load Setup Defaults” using the BIOS Setup Utility, then
reboot the notebook.
• Test or replace the CMOS battery, run the BIOS Setup Utility
to reconfigure system time, then reboot the system.
• Test or replace the system board.
Operating system not found
• Run the BIOS Setup Utility and see if fixed disk and drive A:
are properly identified.
• Test or replace the diskette drive
• Test or replace the hard disk drive
• Test or replace the system board
No-beep Error Messages
FRU/Action in Sequence
No beep, power-on indicator turns off and
LCD is blank.
• Test the power source (battery pack and power adapter).
See
“Testing the power system” on page 140.
• Make sure that every connector is connected tightly and
correctly.
• Reconnect the SO-DIMM.
• Test or replace the LED board.
• Test or replace the system board.
No beep, power-on indicator turns on and
LCD is blank.
• Test the power source (battery pack and power adapter).
See
“Testing the power system” on page 140.
• Reconnect the LCD connector
• Check the hard disk drive.
• Check the LCD inverter ID.
• Check the LCD cable.
• Test or replace the LCD inverter.
• Test or replace the LCD.
• Test or replace the system board.
No beep, power-on indicator turns on and
LCD is blank. But you can see POST on
an external CRT.
• Reconnect the LCD connectors.
• Check the LCD inverter ID.
• Check the LCD cable.
• Test or replace the LCD inverter.
• Test or replace the LCD.
• Test or replace the system board.
No beep, power-on indicator turns on and
a blinking cursor shown on LCD during
POST.
• Make sure that every connector is connected tightly and
correctly.
• Test or replace the system board.
No beep during POST but system runs
correctly.
• Test or replace the speaker.
• Test or replace the system board.
Error Messages
FRU/Action Sequence
Содержание EasyNote DT85
Страница 1: ...EasyNote DT85 SERVICE GUIDE ...
Страница 6: ...Contents iv Appendix C Online support information 195 Online Support Information 196 ...
Страница 12: ...CHAPTER 1 System specifications 6 System block diagram ...
Страница 34: ...CHAPTER 1 System specifications 28 ...
Страница 52: ...CHAPTER 2 System utilities 46 ...
Страница 59: ...www packardbell com 53 b Pull the memory card out of its slot ...
Страница 124: ...CHAPTER 3 Replacing notebook components 118 16 Reinstall the battery ...
Страница 142: ...CHAPTER 3 Replacing notebook components 136 ...
Страница 158: ...CHAPTER 4 Troubleshooting 152 F6h Clear Huge Segment F7h Boot to Full DOS Code Beeps POST Routine Description ...
Страница 164: ...CHAPTER 4 Troubleshooting 158 ...
Страница 165: ...CHAPTER5 159 System board layout EasyNote DT85 system board ...
Страница 168: ...CHAPTER 5 System board layout 162 ...
Страница 169: ...CHAPTER6 163 FRU Field Replaceable Unit list Introduction Exploded diagram FRU list ...
Страница 188: ...CHAPTER 6 FRU Field Replaceable Unit list 182 ...
Страница 189: ...APPENDIX A 183 Model definition and configuration ...
Страница 193: ...www packardbell com 187 ...
Страница 194: ...APPENDIX A 188 ...
Страница 195: ...APPENDIX B 189 Test compatible components Introduction Microsoft Windows Vista Environment Test ...
Страница 200: ...APPENDIX B Test compatible components 194 ...
Страница 201: ...APPENDIX C 195 Online support information ...
Страница 206: ...Index 200 ...
Страница 207: ......
Страница 208: ...MAN SJV 80 SVC GDE R1 06 09 ...