Jumper and Connector Locations
5-5
Clearing Password Check and BIOS Recovery
0
This section provides users with the standard operating procedures of clearing password and
BIOS recovery for the Aspire7750/7750G. The machine provides one Hardware Open Gap on
main board for clearing password check, and one Hotkey for enabling BIOS Recovery.
Clearing Password Check
0
NOTE:
NOTE
:
The following procedure is only for clearing BIOS Password (Supervisor Password and
User Password).
Steps for Clearing BIOS Password Check
0
If users set BIOS Password (Supervisor Password and/or User Password) for a security
reason, BIOS will ask the password during systems POST or when systems enter to BIOS
Setup menu. However, once it is necessary to bypass the password check, users need to
short the HW Gap to clear the password by
performing
the
following
:
1.
Remove power from the system.
2.
Remove HDD, AC and Battery.
3.
Disconnect the RTC Battery
4.
Locate the RTCRST# jumper.
5.
Use an electric conductivity tool to short the two points of the RTCRST# jumper.
6.
Plug in AC, keeping the RTCRST# jumper shorted.
7.
Press
Power Button
until BIOS POST is finished, then remove the conductivity tool from
the RTCRST# jumper.
8.
Restart the system. Press
F2
to enter BIOS Setup menu.
9.
If there is no Password request, BIOS Password is cleared.
10. If a password is requested, repeat Steps 1 thru 9.
Summary of Contents for Aspire 7750Z
Page 1: ...Aspire 7750 7750G SERVICEGUIDE...
Page 10: ...x...
Page 11: ...CHAPTER 1 Hardware Specification...
Page 14: ...1 4...
Page 56: ...1 46 Hardware Specifications and Configurations...
Page 57: ...CHAPTER 2 System Utilities...
Page 79: ...CHAPTER 3 Machine Maintenance...
Page 82: ...3 4...
Page 122: ...3 44 Machine Maintenance Procedures...
Page 123: ...CHAPTER 4 Troubleshooting...
Page 149: ...CHAPTER 5 Jumper and Connector Locations...
Page 156: ...5 8 Jumper and Connector Locations...
Page 157: ...CHAPTER 6 FRU List...
Page 158: ...6 2 Exploded Diagrams 6 4 FRU List 6 6 Screw List 6 23...
Page 180: ...6 24 FRU Field Replaceable Unit List...
Page 181: ...CHAPTER 7 Model Definition and Configuration...
Page 182: ...7 2 Aspire 7750 7750G 7 3...
Page 253: ...CHAPTER 8 Test Compatible Components...
Page 254: ...8 2 Microsoft Windows 7 Environment Test 8 4...
Page 270: ...8 18 Test Compatible Components...
Page 271: ...CHAPTER 9 Online Support Information...
Page 272: ...9 2 Introduction 9 3...
Page 274: ...9 4 Online Support Information...