Acer Travelmate 505 Service Guide

Chapter 135
Load Default Settings
When you select this menu item, the following dialog box displays:
To load factory-default settings for all the parameters, select Ye s
 and press Enter
.  Otherwise, select No
 and 
press Enter
.
505-1.book  Page 35  Thursday, November 4, 1999  4:36 PM 

36Chapter 1
AFlash Utility
The BIOS flash memory update is required for the following conditions:

New versions of system programs

New features or options
Use the AFlash utility to update the system BIOS flash ROM. 
NOTE: 
Do not install memory-related drivers (XMS, EMS, DPMI) when you use AFlash.
NOTE: 
This program contains a readme.txt file.   This readme.txt file will introduce how to use AFlash utility.
Executing AFlash
IMPORTANT:
If this diskette is not bootable, do the following actions before...

Chapt er 1   37
System U tili ty  Dis ket te
5 0 5-1 .b oo k   P ag e 3 7  Th urs d ay ,  N ov em ber 4 , 1 99 9  4 :3 6  PM 

38Chapter 1
System Diagnostic Diskette
IMPORTANT:
The diagnostics program here that we used is called PQA (Product Quality Assurance) and is 
provided by Acer Headquarters. You can utilize it as a basic diagnostic tool.  To get this program, 
either download it from http://csd.acer.com.tw or find it in the TravelMate 505 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...

Chapter 139
The following screen appears when you select Diag from the main menu.
One Test Performs a single test and manual checks the selected test items in sequence.
Multi Test Performs multiple tests and manual checks the selected test items in sequence.
Full Test Performs all items and full check the all test items in sequence.
Quick Test Performs special tests of the highlighted items and quickly check the selected test items in 
sequence.
The screen below appears if you select Multi Test.
Specify...

40Chapter 1
After you specify the number of tests to perform, the screen shows a list of test items (see below):
Move the highlight bar from one item to another. Press a space to mark or unmark the item. Press Enter to 
open the subitem menu. Press Esc to close the submenu.
The right corner screen information gives you the available function keys and the specified test number.

Space: mark/unmark selecting item

ESC: return to upper menu

F1: help menu

F2: tests the marked item(s)

Enter: Open subitem’s...

Chapter 341
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

Flat-bladed screwdriver

Phillips screwdriver

Tw ee z e rs

Flat-bladed screwdriver or plastic stick
NOTE: The screws for the different components vary in size. During the disassembly process, group the 
screws with the...

42Chapter 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.
Connector Types
There are two kinds of connectors on the system board: 

Connectors with no locks
Unplug the cable by simply pulling out the cable from the connector.

Connectors with locks
You can use a plastic...

Chapter 343
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.
START
Middle Cover
(short)Hinge capsModem CoverDIMM DoorBattery Pack
LED Board Cable
from M/B
Battery DoorDIMM ModuleModem...

44Chapter 3
Heatsink
Upper case
Battery and Audio
Board
Lower case
L/R Channel
Speaker
FDD & CD-ROM
Cable from M/B
Touchpad
Board
Cover Switch
Cable from M/B
Main Unit
86.1A523.6R0*2 Screw
86.1A522.140*3 Screw
86.1A523.6R0 *2 Screw MACH
M2.5*6L NI 86.9A522.4R0 *4
Screw MACH PAN
M2*4L B/ZN86.9A522.3R0 *6
Screw MACH M2*3L 86.1A353.135 *10 Screw MACH
PAN M2.5*13.5L
86.1A523.6R0 *1 Screw MACH
M2.5*6L
86.1A523.6R0 *2 Screw
MACH  M2.5 *6L NI
Touchpad Board
Cable from M/BHDD ModuleRTC Battery Cable
from M/B...