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Troubleshooting
4-21
BIOS Beep Codes
0
Table 4-3.
BIOS Beep Codes
Code
Beeps
POST Routine Description
02h
Verify Real Mode
03h
Disable Non-Maskable Interrupt (NMI)
04h
Get CPU type
06h
Initialize system hardware
08h
Initialize chipset with initial POST values
09h
Set IN POST flag
0Ah
Initialize CPU registers
0Bh
Enable CPU cache
0Ch
Initialize caches to initial POST values
0Eh
Initialize I/O component
0Fh
Initialize the local bus IDE
10h
Initialize Power Management
11h
Load alternate registers with initial POST values
12h
Restore CPU control word during warm boot
13h
Initialize PCI Bus Mastering devices
14h
Initialize keyboard controller
16h
1-2-2-3
BIOS ROM checksum
17h
Initialize cache before memory autosize
18h
8254 timer initialization
1Ah
8237 DMA controller initialization
1Ch
Reset Programmable Interrupt Controller
20h
1-3-1-1
Test DRAM refresh
22h
1-3-1-3
Test 8742 Keyboard Controller
24h
Set ES segment register to 4 GB
26h
Enable A20 line
28h
Autosize DRAM
29h
Initialize POST Memory Manager
2Ah
Clear 215 KB base RAM
2Ch
1-3-4-1
RAM failure on address line xxxx
2Eh
1-3-4-3
RAM failure on data bits xxxx of low byte of memory bus
Содержание TravelMate 6495T
Страница 1: ... TravelMate 6495T 6495TG 6495Te 8473T 8473TG SERVICEGUIDE ...
Страница 9: ...CHAPTER 1 Hardware Specifications ...
Страница 12: ...1 4 ...
Страница 33: ...Hardware Specifications and Configurations 1 25 System Block Diagram Figure 1 12 System Block Diagram ...
Страница 52: ...1 44 Hardware Specifications and Configurations ...
Страница 53: ...CHAPTER 2 System Utilities ...
Страница 70: ...2 18 System Utilities ...
Страница 71: ...CHAPTER 3 Machine Maintenance ...
Страница 74: ...3 4 ...
Страница 89: ...Machine Maintenance 3 19 Figure 3 21 HDD Cable ...
Страница 94: ...3 24 Machine Maintenance Figure 3 29 Touchpad Cable Figure 3 30 Touchpad Button Cable ...
Страница 95: ...Machine Maintenance 3 25 7 Carefully lift the upper case from the lower case Figure 3 31 Upper Cover ...
Страница 97: ...Machine Maintenance 3 27 4 Remove the power button board from the upper cover Figure 3 34 Power Button Board ...
Страница 108: ...3 38 Machine Maintenance 4 Remove the thermal module from the mainboard Figure 3 56 Thermal Module ...
Страница 112: ...3 42 Machine Maintenance Figure 3 62 LCD Module ...
Страница 127: ...Machine Maintenance 3 57 3 Secure the bezel with the two 2 screw covers Figure 3 85 LCD Bezel Screw Covers ...
Страница 130: ...3 60 Machine Maintenance Replacing the I O Board 0 1 Replace the I O board on the mainboard Figure 3 89 I O Board ...
Страница 146: ...3 76 Machine Maintenance Figure 3 118 Touchpad Board Cables Figure 3 119 Touchpad Button Cables ...
Страница 152: ...3 82 Machine Maintenance 4 Connect the hard drive cable to the mainboard Figure 3 129 HDD Cable ...
Страница 160: ...3 90 Machine Maintenance ...
Страница 161: ...CHAPTER 4 Troubleshooting ...
Страница 191: ...CHAPTER 5 Jumper and Connector Locations ...
Страница 199: ...CHAPTER 6 FRU List ...
Страница 200: ...6 2 TravelMate 6495T 6495TG 6495Te 8473T 8473TG Exploded Dia grams 6 4 Main Assembly 6 5 LCD Assembly 6 7 FRU List 6 9 ...
Страница 202: ...6 4 FRU Field Replaceable Unit List TravelMate 6495T 6495TG 6495Te 8473T 8473TG ...
Страница 203: ...FRU Field Replaceable Unit List 6 5 Exploded Diagrams 0 Main Assembly 0 ...
Страница 204: ...6 6 FRU Field Replaceable Unit List Figure 6 1 Main Assembly Exploded Diagram Table 6 1 Main Assembly Exploded Diagram ...
Страница 205: ...FRU Field Replaceable Unit List 6 7 LCD Assembly 0 ...
Страница 206: ...6 8 FRU Field Replaceable Unit List Figure 6 2 LCD Assembly Exploded Diagram Table 6 2 LCD Assembly Exploded Diagram ...
Страница 216: ...6 18 FRU Field Replaceable Unit List ...
Страница 217: ...CHAPTER 7 Model Definition and Configuration ...
Страница 218: ...7 2 TravelMate 6495T 6495TG 6495Te 8473T 8473TG 7 3 ...
Страница 782: ...7 566 Model Definition and Configuration ...
Страница 783: ...CHAPTER 8 Test Compatible Components ...
Страница 784: ...8 2 Microsoft Windows 7 Environment Test 8 4 ...
Страница 790: ...8 8 Test Compatible Components ...
Страница 791: ...CHAPTER 9 Online Support Information ...
Страница 792: ...9 2 ...
Страница 794: ...9 4 Online Support Information ...