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HP ProSignia 320 Desktop PC 6433C Compaq Deskpro Family of Personal Computers, - Page 30

Initial Troubleshooting, Troubleshooting Flowcharts for Portable Computers

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1. Initial Troubleshooting Begin Troubleshooting Is there power? Y Beeps, LEDs, or error messages? N Go to Page 3-3, No Power N Go to Page B-1, Error Messages Y Is there video? (no boot) N Go to Page 3-7, No Video Y Is the O/S loading? Y Is there sound? Y N Go to Page 3-10, No O/S Loading N Go to page 3-16, No Audio All drives working? Y Keyboard/ Mouse working? Y Connecting to network or modem? Y End N Go to Page 3-18, Non-Functioning Device N Go to Page 3-19, Keyboard/Mouse N Go to page 3-20, Network or Modem Connection 3-2 Troubleshooting Flowcharts for Portable Computers

Section	Page
Quick Troubleshooting Guide	1
Notice	2
Table of Contents	4
chapter 1 - General Service Information	6
Troubleshooting Procedures	6
Tools Required - Desktop Computers and Workstations	6
Tools Required - Notebooks	6
Protecting Yourself and the Computer	6
Clearing CMOS	7
Customer Responsibilities	7
POST Power-On Sequence	8
Compaq Drive Protection System	8
Accessing DPS Through Compaq Diagnostics for Windows	9
Compaq Configuration Record Utility	9
chapter 2 - Troubleshooting Flowcharts for Desktop Computers	10
1. Initial Troubleshooting	11
2. No Power, Part 1	12
3. No Power, Part 2	13
4. No Power, Part 3	14
5. No Video, Part 1	15
6. No Video, Part 2	16
7. No Video, Part 3	17
8. Error Messages, Part 1	18
9. Error Messages, Part 2	19
10. Error Messages, Part 3	20
11. No O/S Loading	21
12. No O/S Loading from Hard Drive, Part 1	22
13. No O/S Loading from Hard Drive, Part 2	23
14. No O/S Loading from Hard Drive, Part 3	24
15. No O/S Loading from Diskette Drive	25
16. No O/S Loading from CD-ROM Drive	26
17. No O/S Loading from Network	27
18. Non-Functioning Device	28
chapter 3 - Troubleshooting Flowcharts for Portable Computers	29
1. Initial Troubleshooting	30
2. No Power, Part 1	31
3. No Power, Part 2	32
4. No Power, Part 3	33
5. No Power, Part 4	34
6. No Video, Part 1	35
7. No Video, Part 2	36
8. Non-Functioning Docking Station	37
9. No O/S Loading	38
10. No O/S Loading from Hard Drive, Part 1	39
11. No O/S Loading from Hard Drive, Part 2	40
12. No O/S Loading from Hard Drive, Part 3	41
13. No O/S Loading from Diskette Drive	42
14. No O/S Loading from CD-ROM or DVD-ROM Drive	43
15. No Audio, Part 1	44
16. No Audio, Part 2	45
17. Non-Functioning Device	46
18. Non-Functioning Pointing Device or Keyboard	47
19. No Network or Modem Connection	48
appendix A - Further Troubleshooting	49
appendix B - POST Error Messages - Numbered	62