Acer Extensa 365 Service Guide

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System Introduction
System Introduction1-1
1.1 Overview
This computer combines high-performance, versatility, power management features and multimedia
capabilities with unique style and ergonomic design.  This computer was designed with the user in
mind.  Here are just a few of its many features:
· Performance
· Intel Pentium® processor with MMX™ technology
· 64-bit main memory and external (L2) cache memory
· Large LCD display and PCI local bus...

1-2Service Guide
1.2  Jumpers and Connectors
TOP VIEW
CN1 USB port CN9 Internal speaker connector (left) CN17 CPU board connector
CN2 VGA port CN10 Internal speaker connector (right) CN18 Battery connector
CN3 Parallel port CN11 PCMCIA socket connector SW1 KB/password/logo setting
CN4 Serial port CN12 Inverter connector switch
CN5 RJ-11 phone jack CN13 FDD/CD-ROM connector GF1 Golden finger for debug card
CN6 LCD connector CN14 Internal keyboard/touchpad connector PH1 Microphone connector
CN7 DC-DC...

System Introduction1-3
BOTTOM VIEW
CN19  Modem connector
CN20  Modem connector
CN21 DIMM socket
Figure 1-2 Jumpers and Connectors (Bottom View)
The following tables list the switch settings for SW1.
Table 1-1 SW1 Switch Settings
ONOFF
Switch 1 (Logo Screen)OEM Acer
Switch 2 (Password)Bypass Check
EnglishEuropeanJapaneseKorean
Switch 3 (KB Language)Off On Off On
Switch 4 (KB Language)Off Off On On
CN20
CN19
CN21
PCB No. 97160-1 

1-4Service Guide
1.3  Hardware Configuration and Specification
1.3.1  Memory Address Map
Table 1-2 Memory Address Map
Address RangeDefinitionFunction
000000 - 09FFFF 640 KB memory Base memory
0A0000 - 0BFFFF 128 KB video RAM Reserved for graphics display buffer
0C0000 - 0CBFFF Video BIOS Video BIOS
0F0000 - 0FFFFF 64 KB system BIOS System BIOS
100000 - top limited Extended memory SIMM memory
FE0000 - FFFFFF 256 KB system ROM Duplicate of code assignment at 0E0000-0FFFFF
1.3.2  Interrupt Channel Map
Table...

System Introduction1-5
1.3.3  DMA Channel Map
Table 1-4 DMA Channel Map
ControllerChannelAddressFunction
1
1
1
1
2
2
2
20
1
2
3
4
5
6
70087
0083
0081
0082
Cascade
008B
0089
008AAudio (option) / Audio
Audio (option) / ECP / Audio
Diskette
Audio (option) / ECP
Cascade
Not support
Not support
Audio (option)
1.3.4  I/O Address Map
Table 1-5 I/O Address Map
Address RangeDevice
000 - 00F
020 - 021
040 - 043
048 - 04B
060 - 06E
070 - 071
080 - 08F
0A0 - 0A1
0C0 - 0DF
1F0 - 1F7
220 - 22F
230 - 23F
240 - 24F
250...

1-6Service Guide
1.3.5 Processor
Table 1-6 Processor Specifications
ItemSpecification
CPU type P55C-166, Tillamook-200/233
CPU package TCP
Switchable processor speed (Y/N) Yes
Minimum working speed 0MHz
CPU core voltage 2.45V/1.8V/1.8V
CPU I/O voltage 3.3V/2.5V/2.5V
1.3.6 BIOS
Table 1-7 BIOS Specifications
ItemSpecification
BIOS vendor Acer
BIOS version V3.0
BIOS in flash EPROM (Y/N) Yes
BIOS ROM size 256KB
BIOS package type 32-pin PLCC
Same BIOS for STN color/TFT color (Y/N) Yes
The BIOS can be...

System Introduction1-7
· Expansion RAM module size/configuration:
· 8MB (1M*16x4)
· 16MB (2M*8x8)
· 32MB (4M*16x4)
· 64MB (8M*8x8)
· Expansion RAM module speed/voltage/package: 60ns/3.3v/TSOP EDO
· EDO and fast-page mode DIMMs may be used together in a memory configuration.
The following table lists all possible memory configurations.
Table 1-8 Memory Configurations
On BoardSlot 1Total Memory
16 MB 0 MB 16 MB
16 MB 16 MB 32 MB
16 MB 32 MB 48 MB
16 MB 64MB 80 MB
1.3.8 Second-Level Cache
This notebook has...

1-8Service Guide
External CRT Resolution Support
Table 1-11 Supported External CRT Resolutions
Resolution x Color on
External CRT
CRT Refresh RateSimultaneous on
TFT LCD
Simultaneous on
STN LCD
CRT only Simultaneous SVGA SVGA
640x480x16 60 60 Y Y
640x480x256 60,75,85 60 Y Y
640x480x65,536 60,75,85 60 Y Y
640x480x16,777,216 60,75,85 60 Y Y
800x600x256 60,75,85 60 Y Y
800x600x65,536 60,75,85 60 Y Y
1024x768x256 60,75,85 60 Y Y
LCD Resolution Support
Table 1-12 Supported LCD Resolutions
Resolution x Color...

System Introduction1-9
1.3.12 Serial Port
Table 1-14 Serial Port Configurations
ItemSpecification
Number of serial ports 1
16550 UART support Yes
Connector type 9-pin D-type
Location Rear side
Selectable serial port (by BIOS Setup)·Serial Port :  Enabled / Disabled
·Base Address : 3F8h / 2F8h / 3E8h / 2E8h
·IRQ: 4 /11
1.3.13 Audio
Table 1-15 Audio Specifications
ItemSpecification
Chipset YMF715
Audio onboard or optional Built-in
Mono or stereo Stereo
Resolution 16-bit
Compatibility SB-16 , Windows Sound...

1-10Service Guide
Table 1-16 PCMCIA Specifications
ItemSpecification
Chipset O2 Micro OZ6833
Supported card type Type-II / Type-III
Number of slots Two Type-II or one Type-III
Access location Left side
ZV (Zoomed Video) port support Yes
1.3.15 Touchpad
Table 1-17 Touchpad Specifications
ItemSpecification
Vendor & model nameSynaptics TM3202TPD-226
Power supply voltage (V) 5 ± 10%
Location Palm-rest center
Internal & external pointing device work simultaneously Yes
Support external pointing device hot plug...