Chapter 4
147
96h
Clear huge ES segment register
97h
Fixup Multi Processor table
98h
1-2
Search for option ROMs. One long, two short beeps on checksum failure
99h
Check for SMART Drive (optional)
9Ah
Shadow option ROMs
9Ch
Set up Power Management
9Dh
Initialize security engine (optional)
9Eh
Enable hardware interrupts
9Fh
Determine number of ATA and SCSI drives
A0h
Set time of day
A2h
Check key lock
A4h
Initialize Typematic rate
A8h
Erase F2 prompt
AAh
Scan for F2 key stroke
ACh
Enter SETUP
AEh
Clear Boot flag
B0h
Check for errors
B2h
POST done - prepare to boot operating system
B4h
1
One short beep before boot
B5h
Terminate QuietBoot (optional)
B6h
Check password (optional)
B9h
Prepare Boot
BAh
Initialize DMI parameters
BBh
Initialize PnP Option ROMs
BCh
Clear parity checkers
BDh
Display MultiBoot menu
BEh
Clear screen (optional)
BFh
Check virus and backup reminders
C0h
Try to boot with INT 19
C1h
Initialize POST Error Manager (PEM)
C2h
Initialize error logging
C3h
Initialize error display function
C4h
Initialize system error handler
C5h
PnPnd dual CMOS (optional)
C6h
Initialize notebook docking (optional)
C7h
Initialize notebook docking late
C8h
Force check (optional)
C9h
Extended checksum (optional)
D2h
Unknown interrupt
Code
Beeps
For Boot Block in Flash ROM
E0h
Initialize the chipset
E1h
Initialize the bridge
Code
Beeps
POST Routine Description
Summary of Contents for Aspire 5935 Series
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 14: ...4 Chapter 1 System Block Diagram ...
Page 47: ...Chapter 2 37 ...
Page 54: ...44 Chapter 2 ...
Page 83: ...Chapter 3 73 5 Disconnect the cable from the Power Saving Board as shown ...
Page 88: ...78 Chapter 3 8 Remove the FInger Print Reader from the bracket as shown ...
Page 98: ...88 Chapter 3 4 Lift the right side Saddle clear of the Lower Cover as shown ...
Page 102: ...92 Chapter 3 5 Disconnect the cable from the Bluetooth Module ...
Page 109: ...Chapter 3 99 5 Using both hands lift the Thermal Module clear of the Mainboard ...
Page 161: ...Chapter 5 151 LS 5011P LCD Backlight Board Item Description JP1 Backlight on off Connector ...
Page 164: ...154 Chapter 5 LS 5014P VR Board Item Description SW1 VR SWITCH ...
Page 165: ...Chapter 5 155 LS 5015P Finger printer Board Item Description U2 LTT SS801U 13_LGA28 ...
Page 170: ...160 Chapter 5 LS 501AP HDMI Board Item Description U1 CH7318A BF TR_QFN48_7X7 ...
Page 183: ...Chapter 6 173 ...
Page 212: ...Appendix A 202 ...
Page 218: ...208 Appendix B ...
Page 220: ...210 Appendix C ...
Page 224: ...214 ...