Acer Travelmate 650 Service Guide

Chapter 123
 
NOTE: Above table lists some system memory configurations. You may combine DIMMs with various 
capacities to form other combinations. On above  table, the configuration of slot 1 and slot 2 could be 
reversed. Memory Combinations
Slot 1Slot 2Total Memory
0MB 128MB 128MB
0MB 256MB 256MB
0MB 512MB 512MB
128MB 128MB 256MB
128MB 256MB 384MB
128MB 512MB 640MB
256MB 128MB 384MB
256MB 256MB 512MB
256MB 512MB 768MB
512MB 128MB 640MB
512MB 256MB 768MB
512MB 512MB 1024MB
LAN Interface...

24Chapter 1
Wireless Module 802.11a/b (optional device)
ItemSpecification
Chipset Atheros
Data throughput 11M~54M bps
Protocol 802.11 a+b
Interface Mini_PCI type III
Four-in-One Card Reader
ItemSpecification
Chipset ST7265
Data throughput USB 1.1
Protocol SMC, MS, MMC, and SD
Hard Disk Drive Interface
ItemSpecification
Vendor & 
Model NameIBM 20G IBM 30G IBM 40G Toshiba 
20G 
(MK2018
)Toshiba 
30G 
(MK3018
)Toshiba 
40G 
(MK4018
)Hitachi 
20G 
DK23DA
-20FHitachi 
30G 
DK23DA
-30FHitachi 
40G 
DK23DA...

Chapter 125
     
 
Interface IDE/ATAPI
Applicable disc format DVD: DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18),DVD-R (read, single 
border)
CD:  CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CD-ROM XA, CD-I, CD-
I Bridge (Photo-CD, Video-CD) Multisession CD (Photo-CD, CD-EXTRA, CD-R, 
CD-RW), CD-R (read), CD-RW (read)
Loading mechanism Load: Manual
Release: (a) Electrical Release (Release Button)
               (b) Release by ATAPI command 
               (c) Emergency Release
Power Requirement
Input Voltage 5 V...

26Chapter 1
800x600 Yes Yes
1024x768 Yes Yes
1152x864 Yes Yes
1280x1024 Yes Yes
1400x1050 
(SXGA+panel only)Ye s Ye s
Video Memory
ItemSpecification
Chipset Video chip built-in
Memory size Video chip built-in 32M
Interface DDR
Parallel Port
ItemSpecification
Parallel port controller SMSC LPC47N227
Number of parallel port 1
Location Rear side
Connector type 25-pin D-SUB
Parallel port function control Enable/Disable/Auto (BIOS or operating system chooses 
configuration) by BIOS Setup
Note: Depending on...

Chapter 127
 
Number of IEEE 1394 port 1
Location Left side
Connector type IEEE 1394
PCMCIA Port
ItemSpecification
PCMCIA controller O2 Micro OZ7111EC1
Supports card type Type-II 
Number of slots One type-II
Access location Right panel
Supports ZV (Zoomed Video) port No ZV support
Supports 32 bit CardBus  Yes (IRQ10)
Smart Card Reader
ItemSpecification
Chipset PCMCIA chip built-in
Number of slot 1
Location Front side
System Board Major Chips
Item Controller
Core logic Intel MCH-M+ICH3M
VGA ATI M7CSP32...

28Chapter 1
 
Internal & external keyboard work 
simultaneouslyNo
Note: Inter nal and exter nal keyboard can not work 
simultaneously by software specification.
Battery
ItemSpecification
Vendor & model name Main battery: 
Simplo
QCI: 
AHA84222149Main battery: 
Sanyo
QCIAHA84222351Aux battery: Sanyo
Battery Type Li-ion Li-ion Li-ion
Pack capacity  4400 Ah 4400 Ah 3600 Ah
Cell voltage  3.7V/cell 3.7V/cell 3.7V/cell
Number of battery cell 8 8 6
Package configuration 4 cells in series, 2 
series in parallel4...

Chapter 129
AC Adaptor
ItemSpecification
Model number Lite-On PA-1750-02CA (PFC), 3pins
Delta ADP-75FB BA (PFC), 3pins
Input rating 90VAC to 264VAC, 47Hz to 63Hz
Output rating 75W, 19V (18.8V, min to 20V, max), 4A (0A, min to 4A, max)
System Power Management
ACPI modePower Management
Mech. Off (G3) All devices in the system are turned off completely.
Soft Off (G2/S5) OS initiated shutdown. All devices in the system are turned off 
completely.
Working (G0/S0) Individual devices such as the CPU and hard...

30Chapter 1
1F0-1F7 Primary IDE channel
378, 37F Parallel port
3B0-3BB
3C0-3DFVGA I/O adress
CF8-CFF PCI configuration register
000-00F DMA controller-1
IRQ Assignment Map
Interrupt ChannelFunction(Hardware)
IRQ00 System timer
IRQ01 Keyboard
IRQ02 Programmable interrupt controller
IRQ03 IrDA Fast Infrared Port
IRQ04 Communication port (COM1)
IRQ05 Winbond SD controller
IRQ06 Standard floppy disk controller
IRQ07 ECP printer port (LPT1)
IRQ08 CMOS/RTC
IRQ09 SCI IRQ used by ACPI bus
IRQ12 PS/2 mouse
IRQ13...

Chapter 231
BIOS Setup Utility
The BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/
Output System).
Your computer is already properly configured and optimized, and you do not need to run this utility. However, if 
you encounter configuration problems, you may need to run Setup.  Please also refer to Chapter 4 
Troubleshooting when problem arises.
To activate the BIOS Utility, press 
m during POST (when “Press  to enter Setup” message is prompted 
on the...

32Chapter 2
Navigating the BIOS Utility
There are six menu options: Info., Main, System Devices, Security, Boot, and Exit.
Follow these instructions:
TTo choose a menu, use the cursor left/right keys (zx).
TTo choose a parameter, use the cursor up/down keys ( wy).
TTo change the value of a parameter, press por q.
TA plus sign (+) indicates the item has sub-items. Press e to expand this item.
TPress ^ while you are in any of the menu options to go to the Exit menu.
TIn any menu, you can load default...