Acer Veriton M420 User manual

Veriton M420
Veriton M220
Extensa E420
Service Guide
Service guide files and updates are
available on the AIPG/CSD web; for
more information please refer to
http://csd.acer.com.tw
PRINTED IN TAIWAN

II
Revision History
Please refer to the table below for the updates made on Veriton M420/Veriton
M220/Extensa E420 service guide.
Date Chapter Updates

III
Copyright
Copyright © 2008 by Acer Incorporated. All rights reserved. No part of this
publication may be reproduced, transmitted, transcribed, stored in a retrieval
system, or translated into any language or computer language, in any form or
by any means, electronic, mechanical, magnetic, optical, chemical, manual or
otherwise, without the prior written permission of Acer Incorporated.
Disclaimer
The information in this guide is subject to change without notice.
Acer Incorporated makes no representations or warranties, either expressed
or implied, with respect to the contents hereof and specifically disclaims any
warranties of merchantability or fitness for any particular purpose. Any Acer
Incorporated software described in this manual is sold or licensed "as is".
Should the programs prove defective following their purchase, the buyer (and
not Acer Incorporated, its distributor, or its dealer) assumes the entire cost of
all necessary servicing, repair, and any incidental or consequential damages
resulting from any defect in the software.
Acer is a registered trademark of Acer Corporation.
Intel is a registered trademark of Intel Corporation.
Pentium 4 and Celeron are trademarks of Intel Corporation.
Other brand and product names are trademarks and/or registered trademarks
of their respective holders.

IV
Conventions
The following conventions are used in this manual:
SCREEN
MESSAGES
Denotes actual messages that appear on screen.
NOTE Gives bits and pieces of additional information
related to the current topic.
WARNING Alerts you to any damage that might result from
doing or not doing specific actions.
CAUTION Gives precautionary measures to avoid possible
hardware or software problems.
IMPORTANT Remind
y
ou to do s
p
ecific actions relevant to the
accomplishment of procedures.

V
Preface
Before using this information and the product it supports, please read the
following general information.
1. This Service Guide provides you with all technical information relating to
the BASIC CONFIGURATION decided for Acer's "global" product offering.
To better fit local market requirements and enhance product
competitiveness, your regional office MAY have decided to extend the
functionality of a machine (e.g. add-on card, modem, or extra memory
capability). These LOCALIZED FEATURES will NOT be covered in this
generic service guide. In such cases, please contact your regional offices or
the responsible personnel/channel to provide you with further technical
details.
2. Please note WHEN ORDERING FRU PARTS, that you should check the
most up-to-date information available on your regional web or channel. If,
for whatever reason, a part number change is made, it will not be noted in
the printed Service Guide. For ACER-AUTHORIZED SERVICE
PROVIDERS, your Acer office may have a DIFFERENT part number code
to those given in the FRU list of this printed Service Guide. You MUST use
the list provided by your regional Acer office to order FRU parts for repair
and service of customer machines.

Cha
p
ter 1 S
y
stem S
p
ecifications 1
Features……………………………………………………………………………………………... 1
Main board Placement…………………………………………………….……..……………..7
Block Diagram…………………………………………………………..………………...………..8
Veriton M420 Front Panel………………………………………..…….………..…..……....9
Veriton M420 Rear Panel…………………..…………………………….……………………10
Veriton M220 Front Panel……………...……………………………………………………..11
Veriton M220 Rear Panel……………………….…………………………………..……….12
Extensa E420 Front Panel……………………………………………………………………..13
Extensa E420 Rear Panel……………………….…………………………………..……….14
Hardware Specifications and Configurations………………….…….……..15
Power Management Function (ACPI support function)…………………………..…...19
Chapter 2 System Utilities 20
Entering Setup…………………………………………………………………………..21
Product Information………………………………………………………..23
Standard CMOS Features……………………………….……………………………………24
Advanced BIOS Features………………………………………..……………………27
Integrated Peripherals…………………………...…………………………………………..31
Power Management…………………………………………………………38
PnP/PCI Configuration…………………………………………………….41
PC Health Status……………………………………………………………...43
Frequency/Voltage Control……………..………………………….…….44
Load Default Settings………………………………………………..……. 46
Set Supervisor/User Password……………………………….…………47
Save & Exit Setup………………………………………………….…………49
Exit Without Saving………………………………………………….……..50
Chapter 3 Machine Disassembly and Replacement 51
General Information………………………………………………………. 52
Disassembly Procedure……………………………………………………53
Aspire M5200/3200/1200 Disassembly Procedure…………….…..……54
Chapter 4 Troubleshooting 73
Chapter 5 Jumper and Connector Information 74
Jumper Setting…………………………………………………..………………..74
Chapter 6 FRU (Field Replaceable Unit) List 82
Exploded Diagram………………………………………………………….83

1
System Specifications
Features
Operating System
Microsoft Windows Vista (Home Basic, Home Premium, Business)
Processor
Socket Type: AMD Socket AM2+ (940 pin)
Processor Type:
Phenom(95W) / Athlon 64 X2 / Athlon 64/ Sempron CPUs
Chipset
AMD RS780/RS740 + AMD SB700
PCB
Form Factor: MicroATX
Dimension/Layer: 244mm*244mm
Memory
Memory Type: 800 (PC2-6400) /667 (PC2-5300)
Support single channel 64 bit mode with maximum memory size up to 8GB
Support un-buffered DIMM (RS780/RS740)
DIMM Slot: 4
Memory Max: 512Mb/1Gb/2Gb devices technologies
Capacity: Up to 2GB per DIMM with maximum memory size up to 8GB
PCI
PCI Express Slot Type: x16
PCI Express x16 Slot Quantity: 1
PCI Express Slot Type: x1
PCI Express x1 Slot Quantity: 1
PCI Slot Type: PCI 2.25V slots
PCI Slot Quantity: 2

2
FDD
Slot Quantity: 1
Design Criteria:
Should support 1.44MB/3 mode 3.5” Devices
IDE
Slot Type: 40pin PATA IDE slot
Slot Quantity: 1
Transfer rate support:
¾PIO Mode: 0/1/2/3/4
¾ATA mode: 33/66/100/133
Storage Type support:
¾DVD ROM/DVD SuperMultiPlus
SATA
Slot Type: SATA slot
Slot Quantity: 6
Transfer rate support:
¾1.5Gb/s & 3.0Gb/s
Storage Type support:
¾HDD/DVD ROM/DVD SuperMultiPlus
Audio
Audio Type: HD audio codec
Audio Channel: 7.1 channel
Audio Controller /Codec: ALC888S HD codec 7.1
Connectors support:
Rear 6 jack follow HD audio definition, example as below
Audio jacks color coding: should meet Microsoft Windows Logo
Program Device Requirements: Audio-0002

3
1 S/PDIF-out header (1*4)
1 AUX-In header (1*4)
1 front panel audio header (2*5)
Add HD de-pop CKT (the attachment is the reference, please propose
your solution)
S/N ratio: 90 dB at rear output jack
LAN
Controller: Marvell 8071/8075 Gigabit Ethernet controller (VTM220: 8071,
VTM420: 8075)
Port : 1 x RJ45 rear port for Gigabit Ethernet
Design Criteria:
Should be worked under 10/100/1000Mbs environment
Reserved disable function on both hardware & BIOS side. Default is
enabled
Support DASH 1.0/1.1 feature
USB
Controller: AMD SB700
Ports Quantity: 12 (Should we reserve more header for Front DB)
4 port for rear ports
On-board: 4 2*5 headers
¾4 ports for front daughter board
¾2 ports for internal card reader.
Connector Pin: standard Intel FPIO pin definition Data transfer rate
support:
USB 2.0/1.1
1394
Controller: Jmicron JM831 1394a controller

4
Connector Quantity: 2
1 rear 6pin IEEE1394 port
1 2x5pin onboard jumper
BIOS
BIOS Type: Phoenix Award or AMI Kernel with Acer skin
Size: 4Mb or 8Mb
Note:
Boot ROM should be included (PXE function should be built in with
default and RPL function is optional by service BIOS)
BIOS shall auto detect FDD to avoid checksum error when boot
I/O Connector
Controller: Super I/O ITE 8718
Rear I/O Connector
1 PS/2 Keyboard port,
1 PS/2 Mouse port
1 Parallel port header
1 Serial port
1 D-Sub port and 1 DVI-D port (Veriton 2/4 series)
1 DVI-D port and HDMI port (Veriton 6 series)
4 USB ports
1 RJ45 LAN port
7.1 channel phone jack (6 audio jacks) for ALC888S sku
On-board connectors
1 CPU socket
4 DDR2 memory sockets
1 PCI Express x16 slot
1 PCI Express x 1 slot

5
2 PCI slots
1 FDD slot
1 PATA IDE connector
6 SATA2 connectors
4 2*5 pin Intel FPIO specification USB pin connectors (follow Intel FPIO
standard Specification)
1 2*5 pin Intel FPIO spec. Microphone In/ Headphone Out pin connectors
1 serial port 2*5 pin connector (2nd serial port) (Veriton SKU only)
1 1*4 S/PDIF out header (for ALC888S sku)
1 2*4 pin internal speaker header (Veriton SKU)
1 3 pin CPU Fan connector
1 3 pin System FAN connector with linear circuit
1 2pin Intrusion Alarm connector (Veriton SKU)
1 24pin + 4pin ATX interface PS3/PS2 SPS connector
1 2*7 pin front panel IO header
1 Jumper for clear CMOS
1 on board buzzer
1 2pin OBR header and (Veriton SKU)
1 2*10 pin TPM module connector (Veriton SKU)
2 reserved 2pin GPIO connector
Color management for on board connecter (pls provide proposal)M/B
should include Jumper Setting label for shipment. (Veriton SKU)
Power Supply
Power Supply Mounting Features
Chassis accepts ATX-style power supply
Chasses accepts PS2, PS3 style power supply
Features for internal mounting tab

6
Location of 4 external mounting holes
Power Supply Electrical Design Feature
300W/250W in stable mode (Acer Assign System Power Unit)
Design for Intel Broadwater/ICH8 series chipset compatible system
Voltage design should be covered +5V, +3.3V, +12V, +5VSB, -12V
(attention to 12V output capability)
Demand for both PFC/Non-PFC solutions (two different quotations are
needed)
Minimum 2 Serial ATA power connector solution should be included
(by default)
Minimum 3 big 4-pin power connector included
Minimum 1 small 4-pin power connector included
PFC version will not provide switch selector for 115/230V AC input but
it should be universal for Europe and China
Non-PFC version should provide switch selector for 115/230V AC input
and universal for worldwide
PS2 style

7
Main board Placement

8
Block Diagram

9
Veriton M420 Front Panel
The computer’s front panel consists of the following:
Label Description
1 Optical drive
2 Floppy disk drive
3 Card reader cover(Optional)
4 Microphone jack
5 Speaker or headphone
6 USB 2.0 connector
7 Power button
8 ACER logo

10
Veriton M420 Rear Panel
Label Description Label Description
1 Power card socket 8 Fan aperture
2 Voltage selector switch 9 PS/2 mouse connector
3 PS/2 keyboard connector 10 System Fan
4 DVI connector 11 Monitor connector
5 COM connector 12 SPDIF connector(Optional)
6 USB 2.0 connector 13 LAN connector
7 Audio connector 14 Lock Handle

11
Veriton M220 Front Panel
Label Description
1 Optical drive
2 Floppy disk drive
3 Card reader cover(Optional)
4 Power button
5 Microphone jack
6 USB 2.0 connector
7 Speaker or headphone
8 ACER logo

12
Veriton M220 Rear Panel
Label Description Label Description
1 Power card socket 8 Fan aperture
2 Voltage selector switch 9 PS/2 mouse connector
3 PS/2 keyboard connector 10 System Fan
4 DVI connector 11 Monitor connector
5 COM connector 12 SPDIF connector(Optional)
6 USB 2.0 connector 13 LAN connector
7 Audio connector 14 Lock Handle

13
Extensa E420 Front Panel
Label Description
1 Optical drive
2 Floppy disk drive
3 Card reader cover(Optional)
4 Microphone jack
5 Speaker or headphone
6 USB 2.0 connector
7 Power button
8 ACER logo

14
Extensa E420 Rear Panel
Label Description Label Description
1 Power card socket 8 Fan aperture
2 Voltage selector switch 9 PS/2 mouse connector
3 PS/2 keyboard connector 10 System Fan
4 DVI connector 11 Monitor connector
5 COM connector 12 SPDIF connector(Optional)
6 USB 2.0 connector 13 LAN connector
7 Audio connector 14 Lock Handle