Acer Travelmate 800 Service Guide

							Chapter 243
Exit
The Exit screen contains parameters that help safeguard and protect your computer from unauthorized use.
The table below describes the parameters in this screen.
ParameterDescription
Exit Saving Changes Exit System Setup and save your changes to CMOS.
Exit Discarding Changes Exit utility without saving setup data to CMOS.
Load Setup Default Load default values for all SETUP item.
Discard Changes Load previous values from CMOS for all SETUP items.
Save Changes Save Setup Data to CMOS.
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							44Chapter 2
BIOS Flash Utility
The BIOS flash memory update is required for the following conditions:
•New versions of system programs
•New features or options
•Restore a BIOS when it becomes corrupted. 
Use the Flash utility to update the system BIOS flash ROM.
NOTE: If you do not have a crisis recovery diskette at hand, then you should create a 
Crisis Recovery 
Diskette before you use the Flash utility.
NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Flash.
NOTE: Please use the AC adaptor power supply when you run the Flash utility. If the battery pack does not 
contain enough power to finish BIOS flash, you may not boot the system because the BIOS is not 
completely loaded. 
Fellow the steps below to run the Flash.
1.Prepare a bootable diskette.
2.Copy the Phlash utilities to the bootable diskette.
3.Then boot the system from the bootable diskette. The Flash utility has auto-execution function.
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							Chapter 245
System Diagnostic Diskette
This diagnostic diskette is for the Acer TravelMate 800 series notebook machine. You can find the utility in 
Service CD kit. To use the diagnostic programs, first create a bootable diskette. Extract the diagnostic utility to 
the bootable diskette. Then boot the system from the bootable (with diagnostic utility) diskette you create.
This program contains a readme.txt file. This readme.txt file will introduce each test utility and its functions.
New added description. Please pay attention to it. The diagnostics program we use for TravelMate 800 series 
is not exactly the same as PQA (Product Quality Assurance), the diagnostic program we used to employ in 
other model. The system diagnostic utilities is provided by Acer Headquarters. You can utilize it as a basic 
diagnostic tool. To get this program, find it in the TravelMate 800 series service CD kit. To better fit local 
service requirements, your regional office MAY have other diagnostic program. Please contact your regional 
offices or the responsible personnel/channel to provide you with further technical details.
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							46Chapter 2
SG_TM800.book  Page 46  Thursday, February 27, 2003  10:21 PM 
						

							Chapter 347
This chapter contains step-by-step procedures on how to disassemble the notebook computer for 
maintenance and troubleshooting.
To disassemble the computer, you need the following tools:
•Wrist grounding strap and conductive mat for preventing electrostatic discharge
•Small Philips screw driver
•Philips screw driver
•Flat head screwdriver
•Plastic flat head screwdriver
•Tw e e z e r s
•Hex driver
NOTE: The screws for the different components vary in size.  During the disassembly process, group the 
screws with the corresponding components to avoid mismatch when putting back the components. 
When you remove the stripe cover, please be careful not to scrape the cover.
Chapter 3
Machine Disassembly and Replacement
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							48Chapter 3
General Information
Before You Begin
Before proceeding with the disassembly procedure, make sure that you do the following:
1.Turn off the power to the system and all peripherals.
2.Unplug the AC adapter and all power and signal cables from the system.
3.Remove the battery pack.
NOTE:  TravelMate 800 series product uses mylar or tape to fasten the FFC/FPC/connectors/cable, you may 
need to tear the tape or mylar before you disconnect different FFC/FPC/connectors.
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							Chapter 349
Disassembly Procedure Flowchart
The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence
and instructs you on the components that need to be removed during servicing.  For example, if you want to
remove the system board, you must first remove the keyboard, then disassemble the inside assembly frame in
that order.
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							50Chapter 3
  
Screw List
ItemDescription
A SCREW NUT IO 
B SCREW CPU NUT ZG1S(MBZG1001,REV3A) 
C SCREW I3*3.5M-NIH(M3L3.5)
D SCREW M2.0X2.5-I-NI-NYLOK
E SCREW I2*3M-NIHY (M2L3)
F SCREW M2.5X5.0-I-NI-NYLOK
G SCREW I2.5*2.5M-BNIH(4.5,0.8)
H SCREW M2.5X3-I-NI-NYLOK
I SCREW I2.5*3M-BNIH(M2.5L3)
J SCREW I2.5*4M-BKAGHY(M2.5L4)
K SCREW M2.5*5-I(BNI)(NYLOK)
L SCREW I2.5*6M-BNIHY(M2.5L6 I)
M SCREW M2.5*7-I(NI,NYLOK)
N SCREW M1.7X3.5-I-BZN
O SCREW M2X3-I-BNI-NYLOK
P SCREW BI2*5TA-BNIH(4,0.6)
Q SCREW I2*6M-NIHY(3.5,0.4)
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							Chapter 351
Removing the Battery Pack
1.Press the battery lock and slide the battery latch.
2.Then remove the battery pack.
 
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							52Chapter 3
Removing the ODD Module / HDD Module / Memory / Wireless LAN 
card
Removing the ODD Module
1.Slide the optical disk drive latch and remove the optical disk drive.
Removing the HDD Module
1.Unscrew the 2 screws as shown.
2.Remove the hard disk drive door.
3.Remove the hard disk drive module.
Removing the Wireless LAN Card
1.Unscrew the 1 screw that secures the mini PCI door.
2.Remove the mini PCI door.
3.Disconnect the right and the left wireless Lan antenna lines.
4.Pop out and remove the wireless Lan card.
SG_TM800.book  Page 52  Thursday, February 27, 2003  10:21 PM