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Y Done Go to another PC, or replacing it to Page 3-5, No Power, Part 3 3-4 Troubleshooting Flowcharts for debris in battery socket and clean if required. Y Done N Power on ? No Power, Part 2 Continued from page 3-3, No Power, Part 1 N Visually check for Portable Computers Power on ? 3. Y Power on? Done N Check battery by recharging, moving it . N Replace power supply (if applicable).
Y Done Go to another PC, or replacing it to Page 3-5, No Power, Part 3 3-4 Troubleshooting Flowcharts for debris in battery socket and clean if required. Y Done N Power on ? No Power, Part 2 Continued from page 3-3, No Power, Part 1 N Visually check for Portable Computers Power on ? 3. Y Power on? Done N Check battery by recharging, moving it . N Replace power supply (if applicable).
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N Try different outlet. Y Done. Y Done Quick Troubleshooting Guide 3-5 No Power, Part 3 Continued from page 3-4, No Power, Part 2 Plug directly into AC outlet. Y Done N Power outlet active? Power on ? 4. N External Internal or external AC adapter? Power on ? Y Replace power cord. Y Done N Reseat AC adapter in PC and at power source. Replace external AC adapter. Power LED on ? Internal N Go to page 3-6, No Power, Part 4 Power on ?
N Try different outlet. Y Done. Y Done Quick Troubleshooting Guide 3-5 No Power, Part 3 Continued from page 3-4, No Power, Part 2 Plug directly into AC outlet. Y Done N Power outlet active? Power on ? 4. N External Internal or external AC adapter? Power on ? Y Replace power cord. Y Done N Reseat AC adapter in PC and at power source. Replace external AC adapter. Power LED on ? Internal N Go to page 3-6, No Power, Part 4 Power on ?
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... after each item: 1. Inverter board (if applicable) 3. System board Video OK? Y Replace system board. Done Done Quick Troubleshooting Guide 3-7 Internal or external display*? Cable between PC and internal monitor (if applicable) 2. External Y Video OK? Y Done Y Video OK? Y N Try another monitor. 6. N Replace one at a time. Internal Adjust Brightness. Display LCD 4. Standalone Docking...
... after each item: 1. Inverter board (if applicable) 3. System board Video OK? Y Replace system board. Done Done Quick Troubleshooting Guide 3-7 Internal or external display*? Cable between PC and internal monitor (if applicable) 2. External Y Video OK? Y Done Y Video OK? Y N Try another monitor. 6. N Replace one at a time. Internal Adjust Brightness. Display LCD 4. Standalone Docking...
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... OK? Done N Adjust external monitor brightness. Y Video OK? Video OK? Y Video OK? Done N Try another external monitor. Done 3-8 Troubleshooting Flowcharts for monitor connection. Y Check for PC properly Y seated in docking station, bent pins on cable, and for Portable Computers Adjust internal monitor brightness. No Video, Part 2 Continued from Page 3-7, No Video...
... OK? Done N Adjust external monitor brightness. Y Video OK? Video OK? Y Video OK? Done N Try another external monitor. Done 3-8 Troubleshooting Flowcharts for monitor connection. Y Check for PC properly Y seated in docking station, bent pins on cable, and for Portable Computers Adjust internal monitor brightness. No Video, Part 2 Continued from Page 3-7, No Video...
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.... Check computer operation after each replacement. 1. Docking Y station operating? I/O board 3. Backplane board 4. Check voltage setting on docking station. Done Docking Y station operating? Switch box 5. Reinstall PC into docking station. 8. Reseat monitor cable connector at a time. Done N Replace these items one at docking station. Docking motor mechanism Quick Troubleshooting Guide 3-9 Power supply...
.... Check computer operation after each replacement. 1. Docking Y station operating? I/O board 3. Backplane board 4. Check voltage setting on docking station. Done Docking Y station operating? Switch box 5. Reinstall PC into docking station. 8. Reseat monitor cable connector at a time. Done N Replace these items one at docking station. Docking motor mechanism Quick Troubleshooting Guide 3-9 Power supply...
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.... 2. Go to Page 3-17, No Audio, Part 2 Go to Page 3-17, No Audio, Part 2 Undock N Internal audio? Turn up audio internally and/or externally. N Y Done PC in Y docking station? Replace I/O board. Audio? Y Take the following actions one at a time as applicable. Check after each change. 1. Replace audio cable. 3. Replace backplane board...
.... 2. Go to Page 3-17, No Audio, Part 2 Go to Page 3-17, No Audio, Part 2 Undock N Internal audio? Turn up audio internally and/or externally. N Y Done PC in Y docking station? Replace I/O board. Audio? Y Take the following actions one at a time as applicable. Check after each change. 1. Replace audio cable. 3. Replace backplane board...
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Y N Load drivers and set configuration in OS configured? Quick Troubleshooting Guide 3-17 Y Audio? 16. Y Correct drivers for application? Replace system board. Replace internal speaker. 2. Connect to external speaker. Replace audio board if applicable. 3. Reload audio drivers. No Audio, Part 2 Continued from Page 3-16, No Audio, Part 1 Audio N driver in OS. Audio? Done N 1. Y Replace audio N board and speaker connections in PC if applicable.
Y N Load drivers and set configuration in OS configured? Quick Troubleshooting Guide 3-17 Y Audio? 16. Y Correct drivers for application? Replace system board. Replace internal speaker. 2. Connect to external speaker. Replace audio board if applicable. 3. Reload audio drivers. No Audio, Part 2 Continued from Page 3-16, No Audio, Part 1 Audio N driver in OS. Audio? Done N 1. Y Replace audio N board and speaker connections in PC if applicable.
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N Reload drivers and reconfigure. N Replace NIC/modem if applicable. Reseat NIC/modem if applicable. Done Done N Replace system board. 3-20 Troubleshooting Flowcharts for Portable Computers Y OK? Y OK? Y Digital line? N NIC/modem configured in OS? Network N Replace jack or modem jack or have jack active? Y Connect to non-digital line. 19. activated. Y Disconnect all power from PC and open computer. No Network or Modem Connection No network/modem connection.
N Reload drivers and reconfigure. N Replace NIC/modem if applicable. Reseat NIC/modem if applicable. Done Done N Replace system board. 3-20 Troubleshooting Flowcharts for Portable Computers Y OK? Y OK? Y Digital line? N NIC/modem configured in OS? Network N Replace jack or modem jack or have jack active? Y Connect to non-digital line. 19. activated. Y Disconnect all power from PC and open computer. No Network or Modem Connection No network/modem connection.
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... panel. The fan may not be blocked. 3. Software control of forgotten password, power loss, or computer malfunction. 1. The PC clock may be functioning correctly or air vents may also change when using Control Panel. Computer powered off when the power button ...is blocked. Insufficient power to an external power source. 2. Ensure computer is incorrect. When booting from Compaq. Reset the date and time using other services through the server. 1. Possible Solution 1. This invokes the hardware override for four ...
... panel. The fan may not be blocked. 3. Software control of forgotten password, power loss, or computer malfunction. 1. The PC clock may be functioning correctly or air vents may also change when using Control Panel. Computer powered off when the power button ...is blocked. Insufficient power to an external power source. 2. Ensure computer is incorrect. When booting from Compaq. Reset the date and time using other services through the server. 1. Possible Solution 1. This invokes the hardware override for four ...