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Troubleshooting
4-23
69h
Setup System Management Mode (SMM) area
6Ah
Display external L2 cache size
6Bh
Load custom defaults (optional)
6Ch
Display shadow-area message
6Eh
Display possible high address for UMB recovery
70h
Display error messages
72h
Check for configuration errors
76h
Check for keyboard errors
7Ch
Set up hardware interrupt vectors
7Eh
Initialize coprocessor if present
80h
Disable onboard Super I/O ports and IRQs
81h
Late POST device initialization
82h
Detect and install external RS232 ports
83h
Configure non-MCD IDE controllers
84h
Detect and install external parallel ports
85h
Initialize PC-compatible PnP ISA devices
86h
Re-initialize onboard I/O ports
87h
Configure Motherboard Configurable Devices (optional)
88h
Initialize BIOS Area
89h
Enable Non-Maskable Interrupts (NMIs)
8Ah
Initialize Extended BIOS Data Area
8Bh
Test and initialize PS/2 mouse
8Ch
Initialize floppy controller
8Fh
Determine number of ATA drives (optional)
90h
Initialize hard-disk controllers
91h
Initialize local-bus hard-disk controllers
92h
Jump to UserPatch2
93h
Build MPTABLE for multi-processor boards
95h
Install CD ROM for boot
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.
Table 4-3.
BIOS Beep Codes
Code
Beeps
POST Routine Description
Summary of Contents for TravelMate 6495T
Page 1: ... TravelMate 6495T 6495TG 6495Te 8473T 8473TG SERVICEGUIDE ...
Page 9: ...CHAPTER 1 Hardware Specifications ...
Page 12: ...1 4 ...
Page 52: ...1 44 Hardware Specifications and Configurations ...
Page 53: ...CHAPTER 2 System Utilities ...
Page 70: ...2 18 System Utilities ...
Page 71: ...CHAPTER 3 Machine Maintenance ...
Page 74: ...3 4 ...
Page 89: ...Machine Maintenance 3 19 Figure 3 21 HDD Cable ...
Page 94: ...3 24 Machine Maintenance Figure 3 29 Touchpad Cable Figure 3 30 Touchpad Button Cable ...
Page 112: ...3 42 Machine Maintenance Figure 3 62 LCD Module ...
Page 160: ...3 90 Machine Maintenance ...
Page 161: ...CHAPTER 4 Troubleshooting ...
Page 191: ...CHAPTER 5 Jumper and Connector Locations ...
Page 199: ...CHAPTER 6 FRU List ...
Page 202: ...6 4 FRU Field Replaceable Unit List TravelMate 6495T 6495TG 6495Te 8473T 8473TG ...
Page 203: ...FRU Field Replaceable Unit List 6 5 Exploded Diagrams 0 Main Assembly 0 ...
Page 205: ...FRU Field Replaceable Unit List 6 7 LCD Assembly 0 ...
Page 216: ...6 18 FRU Field Replaceable Unit List ...
Page 217: ...CHAPTER 7 Model Definition and Configuration ...
Page 218: ...7 2 TravelMate 6495T 6495TG 6495Te 8473T 8473TG 7 3 ...
Page 782: ...7 566 Model Definition and Configuration ...
Page 783: ...CHAPTER 8 Test Compatible Components ...
Page 784: ...8 2 Microsoft Windows 7 Environment Test 8 4 ...
Page 790: ...8 8 Test Compatible Components ...
Page 791: ...CHAPTER 9 Online Support Information ...
Page 792: ...9 2 ...
Page 794: ...9 4 Online Support Information ...