Acer 721TX - TravelMate - PII 333 MHz Support and Manuals
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Acer TravelMate 721TX
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Popular Acer 721TX Manual Pages
Service Guide - Page 2
... of Intel Corporation.
No part of Acer Corporation. Disclaimer
The information in this manual is sold or licensed "as is a registered trademark of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in this guide is a registered trademark of all necessary servicing, repair, and any incidental...
Service Guide - Page 6
... 77 Disassembling the LCD 78
Chapter 4 Troubleshooting
Diskette Drive Checkout 83 CD-ROM Driver Test 83 Keyboard or Auxiliary Input Device Checkout 84 Memory Checkout 85 Power System Checkout 86 TouchPad Checkout 88 Symptom-to-FRU Index 89 Numeric Error Codes 89 Intermittent Problems 95 Undetermined Problems 96 Utility Program Diskette 97 Setting LCD Panel ID 97
VI
Service Guide - Page 22
...Video BIOS System BIOS SIMM memory Duplicate of code assignment at 0E00000FFFFF
Channel NMI IRQ0 IRQ1 IRQ2 IRQ3
IRQ4
IRQ5
IRQ6 IRQ7
IRQ8 IRQ9
IRQ10
IRQ11
IRQ12 IRQ13
IRQ14
Default setting System errors...trigger
Edge trigger
PCI device
Level trigger
Pointing device Math coprocessor Hard disk driver
Edge trigger Edge trigger
Remarks
Dynamically programmable Dynamically programmable PCI ...
Service Guide - Page 25
System Memory
Item Supported memory size per DIMM Supported maximum memory size Supported DIMM type Supported DIMM Speed Supported DIMM voltage Supported DIMM package
DIMM Memory Combinations
Specification 16/32/64/128 MB 256MB (128MB x 2) Synchronous ... type SRAM size SRAM location SRAM configuration SRAM speed
Specification MTXC IMM 32K*8x1 3.3V PBSRAM 256K/512K IMM 32K*64 or 64K*32 Cycle...
Service Guide - Page 28
... (by BIOS Setup)
Audio
Item Audio Controller Audio onboard or optional Mono or Stereo Resolution Compatibility Mixed sound source
Voice channel Voice control location Sampling rate Internal microphone
Internal speaker / Quantity MPU-401 UART support
PCMCIA
Item PCMCIA controller PCMCIA voltage controller Supported card type Number of slots Access location ZV (Zoomed Video) port support 32...
Service Guide - Page 39
... Client Manager) 6 System utilities, drivers and application software
Note: To access Windows 98 or Windows NT software applications, click on the Start button and select the application folder. Chapter 2
System Utilities
The computer comes preloaded with the following softwares:
6 Windows 98 or Windows NT operating system 6 Hardware BIOS setup utility 6 Support for Management) 2.0 6 APM...
Service Guide - Page 42
... clock speed of the CPU (Central Processing Unit) Total amount of main memory (in megabytes) Total amount of video memory (in megabytes) Size of hard disk (in megabytes) Resource settings of serial port 1 Resource settings of the parallel port Total amount of external cache memory (in this table may differ slightly from the ones...
Service Guide - Page 51
... helps our service personnel know more about your computer. Parameter System Time
System Date
Floppy Disk A
Hard Disk 0
CD-ROM
Boot sequence System Memory Video Memory CPU Type CPU Speed Serial Number Asset Number BIOS Version
VGA BIOS Version
Description Sets the system time. Format: DD/MM/YYYY (day/month/year) Selects the floppy disk drive type...
Service Guide - Page 97
... replaced when servicing a computer. Numeric error codes show the errors detected in BIOS Setup Utility. 3. Some of them occur during POST. Following the list are available, use narrative symptoms.
If the symptom is listed first. "Load Setup Defaults" in POST or system operation. Hard disk driver 4.
Unlock external keyboard
Chapter 4
89 If a FRU replacement did not solve the problem...
Service Guide - Page 99
... Run "Load Setup Defaults" in BIOS Setup
Utility. 2. BIOS ROM 3. Diskette Driver 3. System board 1. DIMM 2. Backup battery (RTC) 3. DIMM 2. DIMM 2. Backup battery (RTC) 3. System board
1. System board 1. Enter Setup and see if fixed disk and drive A:
are properly identified. 2. Run "Load Setup Defaults" in Sequence 1. DIMM 2. IMM (CPU board) 3. Hard Disk 4. System...
Service Guide - Page 103
...Rerun
the test to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. Intermittent Problems
Intermittent system hang problems can be considered only when a recurring problem exists. When analyzing an intermittent problem, do not replace any error is detected, do the following:
1. Run the advanced diagnostic test for the System board in loop...
Service Guide - Page 135
... to (886) 2 86911799. and password.
These can find information on all of Acer's Notebook, Desktop and Server models including;
6 Service guides for all models 6 User's manuals 6 Training materials 6 BIOS updates 6 Software utilities
Also contained on this website is the Acer headquarters' Customer Service Division Internet address for all the support services we offer, accompanied by...
Service Guide - Page 139
Hard Disk 0 Submenu 44 Hard Disk Drive
Disassembly 59 Hard disk drives 21 Hibernation mode 29
conditions 29 entering 29 hot key 8 resuming from 29 utility 32 Hot Keys 8
I
I/O Ports 10 I/O ports
bottom ports 13 rear ports 10 right ports 12 indicator lights 4 Indicators 4 Information Viewer 34 infrared turning on and off 47 Intermittent Problems 95 Internal...
Service Guide - Page 140
... Power Management 38 starting 33 Num lock 5 on indicator 4 Numeric Error Codes 89 numeric keypad embedded 6
O
On-die L2 cache 1 Online Support Information 127 Operational Chargin 87
P
Parallel Port 18 Parallel port 10 parallel port
setting in Setup Utility 47 Password 36 password
changing in Setup Utility 50 checking during boot 49 checking during resume 49 removing in...
Service Guide - Page 141
... 20 Supervisor Password 36 S-video output 1 Symptom-to-FRU Index 89 System Specification 1 System Utilities 31
T
Tag RAM 17 Test Compatible Components List 123
PCMCIA 124 Thermal Sensor Utility
Setting 97 Thin-Film-Transistor (TFT) 1 time
setting in Setup Utility 43 touchpad
Index
hot key 9 Touchpad Bracket
Removal 73 TPM 127 Troubleshooting 81
U
Undetermined Problems 96 Universal Serial...
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