Service Guide
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... start the computer. You will permanently remove a RAM disk, if present, and all of its contents. Remove any PC card. 2. Important: The Apple 65W Portable Power Adapter is not lit) 1. Try powering up without the battery installed (only works with keyboard disconnected. 9. Disconnect keyboard completely. PowerBook G4 (15-inch FW800) Troubleshooting Hardware Symptom Charts...
... start the computer. You will permanently remove a RAM disk, if present, and all of its contents. Remove any PC card. 2. Important: The Apple 65W Portable Power Adapter is not lit) 1. Try powering up without the battery installed (only works with keyboard disconnected. 9. Disconnect keyboard completely. PowerBook G4 (15-inch FW800) Troubleshooting Hardware Symptom Charts...
Service Guide
Page 131
...RAM test under the Select Tests tab) for an extended time to the next cable: • Sound/DC-in memory test has detected an error" appears on the logic board for damage (retention arms broken, connectors bent or missing, connector lifted from logic board). Run Apple Service Diagnostic Test. The PowerBook G4...Replace logic board. Verify proper memory is detected replace the logic board. Otherwise, try reseating the DIMM and retest. Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 13 Memory error message "The built-in flex cable • Hard drive flex cable •...
...RAM test under the Select Tests tab) for an extended time to the next cable: • Sound/DC-in memory test has detected an error" appears on the logic board for damage (retention arms broken, connectors bent or missing, connector lifted from logic board). Run Apple Service Diagnostic Test. The PowerBook G4...Replace logic board. Verify proper memory is detected replace the logic board. Otherwise, try reseating the DIMM and retest. Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 13 Memory error message "The built-in flex cable • Hard drive flex cable •...
Service Guide
Page 132
...the top card and restart. • If symptom repeats, replace bottom card with known-good RAM card. • If symptom does not repeat, replace top RAM card with known-good RAM card and restart. PowerBook G4 (15-inch FW800) Troubleshooting Hardware Symptom Charts If kernel panic goes away, troubleshoot the external...10.2 kernel panic window), or Gray screen during startup Prohibitory Sign Kernel Panic dialog box 1. Make sure all external devices are two RAM cards installed in software troubleshooting, go to Knowledge Base article 106464: Mac OS X: Troubleshooting a Startup Issue. 14 -
...the top card and restart. • If symptom repeats, replace bottom card with known-good RAM card. • If symptom does not repeat, replace top RAM card with known-good RAM card and restart. PowerBook G4 (15-inch FW800) Troubleshooting Hardware Symptom Charts If kernel panic goes away, troubleshoot the external...10.2 kernel panic window), or Gray screen during startup Prohibitory Sign Kernel Panic dialog box 1. Make sure all external devices are two RAM cards installed in software troubleshooting, go to Knowledge Base article 106464: Mac OS X: Troubleshooting a Startup Issue. 14 -
Service Guide
Page 133
...Disk Utility opens, on the left hand side, all of its contents. Note: Don't forget to step 4. Select "Disc Images." Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 15 Start up , the blowers and hard drive are spinning, pressing caps lock key and LED turns on, but... Mac OS X and Applications and Classic software. Warning: Resetting the power manager will permanently remove a RAM disk, if present, and all disk and volumes are available at http://service.info.apple.com. Restart the computer. 4. If still not recognized, replace the hard drive. You will also ...
...Disk Utility opens, on the left hand side, all of its contents. Note: Don't forget to step 4. Select "Disc Images." Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 15 Start up , the blowers and hard drive are spinning, pressing caps lock key and LED turns on, but... Mac OS X and Applications and Classic software. Warning: Resetting the power manager will permanently remove a RAM disk, if present, and all disk and volumes are available at http://service.info.apple.com. Restart the computer. 4. If still not recognized, replace the hard drive. You will also ...
Service Guide
Page 135
...Perform a clean install of 1.25-inch (30 mm). Refer to test the memory. Computer beeps once at http://service.info.apple.com. Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 17 Note: There is compatible with known-good modules. 7. If the test finds ...bad memory, replace the DIMMs one at least one of the RAM slots. 2. Select "Disc Images." 5. Run Apple Service Diagnostic in at a time...
...Perform a clean install of 1.25-inch (30 mm). Refer to test the memory. Computer beeps once at http://service.info.apple.com. Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 17 Note: There is compatible with known-good modules. 7. If the test finds ...bad memory, replace the DIMMs one at least one of the RAM slots. 2. Select "Disc Images." 5. Run Apple Service Diagnostic in at a time...
Service Guide
Page 136
... it and restart. • If symptom does not repeat, replace RAM card. • If symptom repeats, replace RAM in lower RAM slot with known-good and compatible RAM card and restart. PowerBook G4 (15-inch FW800) Troubleshooting Hardware Symptom Charts Replace RAM card(s) with known-good and compatible RAM and restart. • If symptom repeats, replace logic board...
... it and restart. • If symptom does not repeat, replace RAM card. • If symptom repeats, replace RAM in lower RAM slot with known-good and compatible RAM card and restart. PowerBook G4 (15-inch FW800) Troubleshooting Hardware Symptom Charts Replace RAM card(s) with known-good and compatible RAM and restart. • If symptom repeats, replace logic board...
Service Guide
Page 139
.../DC-in the Hardware Troubleshooting Tools and Tips section. Replace Bluetooth card. 3. Replace with known-good Bluetooth card. 4. Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 21 Perform the keyboard PMU reset procedure described in power cable. 9. Bluetooth Bluetooth system preferences does not show... up under the Settings tab that Discoverable is not damaged and fully inserted. 2. Replace logic board. You will permanently remove a RAM disk, if present, and all of its contents. Make sure the Sound/DC-in board. 10. Replace Sound/DC-in cable ...
.../DC-in the Hardware Troubleshooting Tools and Tips section. Replace Bluetooth card. 3. Replace with known-good Bluetooth card. 4. Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 21 Perform the keyboard PMU reset procedure described in power cable. 9. Bluetooth Bluetooth system preferences does not show... up under the Settings tab that Discoverable is not damaged and fully inserted. 2. Replace logic board. You will permanently remove a RAM disk, if present, and all of its contents. Make sure the Sound/DC-in board. 10. Replace Sound/DC-in cable ...
Service Guide
Page 143
...least one additional time after the initial startup chime). If there is not working , verify cable connections. 5. You will permanently remove a RAM disk, if present and all of its contents. Replace the speaker assembly. 6. Replace the logic board. If the connections look good, ... the microphone not working 1. Replace sound/DC-in board. 8. Half keyboard is for the built-in microphone. 2. Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 25 Check the keyboard backlight cable connection to the trackpad flex cable and the trackpad flex cable connection ...
...least one additional time after the initial startup chime). If there is not working , verify cable connections. 5. You will permanently remove a RAM disk, if present and all of its contents. Replace the speaker assembly. 6. Replace the logic board. If the connections look good, ... the microphone not working 1. Replace sound/DC-in board. 8. Half keyboard is for the built-in microphone. 2. Hardware Symptom Charts PowerBook G4 (15-inch FW800) Troubleshooting - 25 Check the keyboard backlight cable connection to the trackpad flex cable and the trackpad flex cable connection ...
Service Guide
Page 148
... you hear the startup chime at least one additional time after the initial startup chime). Warning: Resetting the PRAM will permanently remove a RAM disk, if present, and all of its contents. Replace sound board. 6. Press the F4 or F5 key (with the fn key... date and time (using the Date & Time system preferences pane). 4. Warning: Resetting the PRAM will permanently remove a RAM disk, if present, and all of its contents. PowerBook G4 (15-inch FW800) Troubleshooting Hardware Symptom Charts Shutdown computer and restart. 7. You will also need to check the volume ...
... you hear the startup chime at least one additional time after the initial startup chime). Warning: Resetting the PRAM will permanently remove a RAM disk, if present, and all of its contents. Replace sound board. 6. Press the F4 or F5 key (with the fn key... date and time (using the Date & Time system preferences pane). 4. Warning: Resetting the PRAM will permanently remove a RAM disk, if present, and all of its contents. PowerBook G4 (15-inch FW800) Troubleshooting Hardware Symptom Charts Shutdown computer and restart. 7. You will also need to check the volume ...