Acer Travelmate 6460 Service Guide

Chapter 485
2-4-1-1 70h Display error messages. •  Check the video card.
•  Check the main board.
2-4-1-3 72h Check for configuration 
errors.•  Check the main board.
2-4-2-1 74h Test real-time clock. •  Check the main board.
2-4-2-3 76h Check for keyboard errors. •  Check the keyboard.
•  Check the keyboard controller.
•  Check the main board.
2-4-4-1 7Ch Set up hardware interrupts 
vectors.•  Treat as an expansion card problem.
•  Check the main board.
2-4-4-3 7Eh Test coprocessor if 
present.•  Check...

86Chapter 4
3-2-3-3 9Ah Shadow for option ROMs. •  Check the expansion cards.
•  Check the system memory.
•  Check the main board.
3-2-4-1 9Ch Set up Power 
Management.•  Check the main board.
3-2-4-3 9Eh Enable hardware 
interrupts.•  Treat as an expansion card problem.
•  Check the main board.
3-3-1-1 A0h Set time of day. •  Check the main board.
3-3-1-3 A2h Check key lock. •  Unlock the key lock if it is locked.
•  Investigate possible problem with the 
key lock switch. If it is either unlocked...

Chapter 487
4-2-4-3 DEh Keyboard controller failure. •  Check the keyboard.
•  Check the keyboard controller.
•  Check the main board.
4-3-1-3 E2h Initialize the chipset. •  Check the main board.
4-3-1-4 E3h Initialized refresh counter. •  Check the main board.
4-3-2-1 E4h Check for Forced Flash. •  Check the main board.
4-3-2-2 E5h Check HW status of ROM. •  Check the main board.
4-3-2-3 E6h BIOS ROM is OK. •  Check the main board.
4-3-2-4 E7h Do a complete RAM test. •  Check the system memory.
•  Check...

88Chapter 4
Index of Symptom-to-FRU Error Message
LCD-Related Symptoms
Indicator-Related Symptoms
Power-Related Symptoms
Symptom/ErrorAction in Sequence
LCD backlight doesnt work.
LCD is too dark.
LCD brightness cannot be 
adjusted.
LCD contrast cannot be 
adjusted.Enter BIOS Utility to execute Load Setup Default 
Settings, then reboot system.
Reconnect the LCD connectors.
Keyboard (if contrast and brightness function key do not 
work).
LCD inverter ID
LCD cable
LCD inverter
LCD
System board
Unreadable...

Chapter 489
Battery can’t be charged. See Check the Battery Pack. 
Battery pack
System board
Symptom/ErrorAction in Sequence 

90Chapter 4
PCMCIA-Related Symptoms
Memory-Related Symptoms
Speaker-Related Symptoms
Power Management-Related Symptoms
Symptom/ErrorAction in Sequence
System cannot detect the PC 
Card (PCMCIA). PCMCIA slot assembly
System board
PCMCIA slot pin is damaged. PCMCIA slot assembly
Symptom / ErrorAction in Sequence
Memory count (size) appears 
different from actual size.Enter BIOS Setup Utility to execute Load Default 
Settings, then reboot system.
DIMM
System board
Symptom/ErrorAction in Sequence
In Windows,...

Chapter 491
Peripheral-Related Symptoms
Keyboard/Touchpad-Related Symptoms
Modem-Related Symptoms
Note: If you can not correct the problems according to the anterior tables, see Undetermined Problems.
Symptom/ErrorAction in Sequence
System configuration does not 
match the installed devices. Enter BIOS Setup Utility to execute Load Default 
Settings, then reboot system.
Reconnect hard disk/CD-ROM/diskette drives.
External display does not work 
correctly.Press Fn + F5, LCD/CRT/Both display switching...

92Chapter 4
Intermittent Problems
Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware 
defect, such as cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be 
considered only when a recurring problem exists.
When analyzing an intermittent problems, follow the procedures below:
1. Run the advanced diagnostic test for the system board in loop mode at least 10 times.
2. If no error is detected, do not replace any...

Chapter 493
Undetermined Problems
The diagnostic problems does not identify which devices fail, which devices are incorrectly installed, whether a 
short circuit happens, or whether the system is inoperative.
Note: Verify if all devices attached are supported by the computer.
Note: Verify if the power supply used at the time of failure is operating correctly. You can refer to Power 
System Check.
Follow the procedures below to isolate the failing FRU. Do not isolate non-defective FRU.
1. Power off the...

Chapter 594
Top view
#NameDescription#NameDescription
1 CN3 LCD cable connector 2 CN4 Modem board connector
3 CN1 RJ11 connector 4 CN5 Launch board connector
5 CN6 Keyboard connector 6 CN7 Acer FineTrack connector
Jumper and Connector Location
Chapter 5