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My Acer Veriton M498g Is Gitting Power To Board But Will Not Power On
(Posted by fitz66 10 years ago)
No Signal And No Beep On Power On
While Power on the cpu, there is no signal in screen and no beep sounds give, but the cpu is turn on...
While Power on the cpu, there is no signal in screen and no beep sounds give, but the cpu is turn on...
(Posted by dangolpratik 11 years ago)
Popular Acer Veriton M490G Manual Pages
Acer Veriton M490, M490G, and M498G Service Guide - Page 4
... of all necessary servicing, repair, and any incidental or consequential damages resulting from any particular purpose. Acer is a registered trademark of merchantability or fitness for any defect in the software.
Disclaimer
The information in this manual is sold or licensed "as is subject to the contents hereof and specifically disclaims any warranties of Intel Corporation. Should...
Acer Veriton M490, M490G, and M498G Service Guide - Page 5
... hardware or software problems.
Reminds you to any physical risk or system damage that appear on screen.
NOTE
Gives additional information related to the accomplishment of procedures.
v Conventions
The following conventions are used in this manual:
SCREEN MESSAGES
Denotes actual messages that might result from doing or not doing specific actions.
WARNING CAUTION...
Acer Veriton M490, M490G, and M498G Service Guide - Page 7
...Assembly
48
Removing the Power Switch and LED Cable Assembly
50
System Troubleshooting
51
Hardware Diagnostic Procedure
51
System Check Procedures
52
Power System Check
52
System External Inspection
52
System Internal Inspection
52
Beep Codes
53
Checkpoints
54
BIOS Recovery
57
Jumper and Connector Information
58
M/B Placement
58
Jumper Setting
60
Setting Jumper
60
vii
Acer Veriton M490, M490G, and M498G Service Guide - Page 10
... VGA port on rear • 1 DVI-D port at rear side • Dual View function support
Audio
• Chip : HD audio codec ALC662-VC HD codec 5.1 • Connectors support:
• Rear 3 jack follow HD audio definition (ALC662-VC) • Audio jacks color coding: should meet Microsoft Windows Logo Program Device Requirements:
Audio-0002 • 1 S/PDIF-out header (1*4) • 1 front panel...
Acer Veriton M490, M490G, and M498G Service Guide - Page 11
...
• 1 LGA 1156 CPU socket • 4 DDR3 DIMM memory sockets • 1 PCI Express x16 slot • 1 PCI Express x 1 slot • 2 PCI slot • 1 FDD slot • 6 SATAII 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 4 pin...
Acer Veriton M490, M490G, and M498G Service Guide - Page 16
... CPU Clock in Sleep State in BIOS Setup is set to Enabled.)
BIOS
Item
Specification
BIOS code programer
AMI Kernel with Acer skin
BIOS version
P01-A0
BIOS ROM type
SPI ROM
BIOS ROM size
4-8Mb
Support protocol
SMBIOS(DMI)2.4/DMI2.0
Device Boot Support
Support BBS spec 1st priority: HDD 2nd priority: CD-ROM 3th priority: LAN 4th priority: USB device
Support to LS-120 drive
YES...
Acer Veriton M490, M490G, and M498G Service Guide - Page 17
... Memory
Item
Specification
Memory slot number
4 slot
Support Memory size per socket
1GB/2GB/4GB
Support memory type
DDRIII
Support memory interface
DDRIII 1066/1333MHz
Support memory voltage
1.5V
Support memory module package
240-pin DDRIII
Support to parity check feature
Yes
Support to error correction code (ECC) feature No
Memory module combinations
You can install memory...
Acer Veriton M490, M490G, and M498G Service Guide - Page 19
... minutes,time step=1minute). • Hard Disk drive goes into Standby mode(for ATA standard interface). • Disable V-sync to control the VESA DPMS monitor. • Resume method:device activated (keyboard for DOS, keyboard &mouse for Windows. • Resume recovery time 3-5sec
Global Standby Mode
• Global power management timer(2-120minutes,time step...
Acer Veriton M490, M490G, and M498G Service Guide - Page 22
...Features Advanced Chipset Features Integrated Peripherals Power Management Setup PC Health Status Frequency/Voltage Control BIOS Security Features Load Default Setting
Save & Exit Setup Exit Without Saving
Description This page shows the relevant information of the main board This setup page includes all the items in standard compatible BIOS This setup page includes all the items of Award special...
Acer Veriton M490, M490G, and M498G Service Guide - Page 60
...BIOS event
logs during the system startup.
52
Chapter 4 System Internal Inspection
1. Verify that all components are properly seated. 8. Refer to their appropriate
connectors. 9. Make sure that air flow is not evident, continue with the system is making contact that components are Acer-qualified and supported...Remove the system covers.For instructions on removing system covers, ...
Acer Veriton M490, M490G, and M498G Service Guide - Page 62
... specific method is checked to memory in PCI devices. See Bootblock Recovery Code Checkpoints sectionfor more information. Restore CPUID value back into memory. Store the Uncompressed pointer for future use in Boot block code. Checkpoints may occur during POST. Verify the boot block checksum.
Test base 512KB memory. Set stack. Performs main BIOS checksum and updates recovery status...
Acer Veriton M490, M490G, and M498G Service Guide - Page 64
... user has forced the update or the BIOS checksum is corrupt. The recovery file size does not equal the found . Bootblock Recovery Code Checkpoints
The Bootblock recovery code gets control when the BIOS determines that a BIOS recovery needs to checkpoint E9. The following table describes the type of checkpoints that the found flash part size equals the recovery file size. DMA controller...
Acer Veriton M490, M490G, and M498G Service Guide - Page 65
... be progress but just only observe the recovery
media has been loading or not. 4-5.
BIOS Recovery
1. Recovery step as follow:
4-1. Rename the BIOS ROM file to support Boot function is healthy. 2. If the recovery function run normally, the recovery function will auto reboot after the recovery function finished and please enter the setup menu to
load default after system reboot...
Acer Veriton M490, M490G, and M498G Service Guide - Page 76
... FRU (Field Replaceable Unit) list in the FRU list of the Veriton M498G/M490G/ M490 desktop computer. You MUST use the local FRU list provided by your regional Acer office to return it will be noted on your regional web or channel. NOTES:
• When ordering FRU parts, check the most up-to this printed Service Guide. For whatever...
Acer Veriton M490, M490G, and M498G Service Guide - Page 78
Veriton M498G/M490G/M490 FRU List
Category MAINBOARD
Description
Part Number
EQ57MK Intel Q57 / Intel LGA1156 CPU / DDRIII, GbE, HD codec (with IO shielding and CPU RM), RoHS compliance, EuP lot6
MB.VA907.001
IO Bracket Chasis Bezel CPU
CPU Cooler
Chapter 6
Rear I/O Shielding for MB without 1394 chip for "EQ57M"
PZ.VA900.001
HM081 (Micro-Tower)
HS.13100...
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