System Utilities
2-19
Removing BIOS Passwords
0
(Hardware method) To clear User or Supervisor passwords, remove lower cover and use a
metal instrument to short the CMOS jumper.
Figure 2-18.
CMOS Jumper
(Software method) If wrong Supervisor Password is entered three times, the message
System will halt!
is displayed on screen.(
Figure 2-19
)
Figure 2-19.
Supervisor Password Error
Table 2-5.
CMOS Jumper
Item
Description
1
Clear CMOS Jumper
2
Clear CMOS Jumper
1
2
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Summary of Contents for Aspire 4739Z
Page 1: ...Aspire 4739Z SERVICEGUIDE Downloaded from www Manualslib com manuals search engine ...
Page 10: ...x Downloaded from www Manualslib com manuals search engine ...
Page 11: ...CHAPTER 1 Hardware Specifications Downloaded from www Manualslib com manuals search engine ...
Page 14: ...1 4 Downloaded from www Manualslib com manuals search engine ...
Page 57: ...CHAPTER 2 System Utilities Downloaded from www Manualslib com manuals search engine ...
Page 88: ...3 4 Downloaded from www Manualslib com manuals search engine ...
Page 130: ...3 46 Machine Maintenance Procedures Downloaded from www Manualslib com manuals search engine ...
Page 131: ...CHAPTER 4 Troubleshooting Downloaded from www Manualslib com manuals search engine ...
Page 162: ...5 8 Jumper and Connector Locations Downloaded from www Manualslib com manuals search engine ...
Page 184: ...6 22 FRU Field Replaceable Unit List Downloaded from www Manualslib com manuals search engine ...
Page 186: ...1 2 Acer Aspire 4739Z 7 1 Downloaded from www Manualslib com manuals search engine ...
Page 203: ...CHAPTER 8 Test Compatible Components Downloaded from www Manualslib com manuals search engine ...
Page 213: ...CHAPTER 9 Online Support Information Downloaded from www Manualslib com manuals search engine ...
Page 214: ...9 2 Introduction 9 3 Downloaded from www Manualslib com manuals search engine ...