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Question posted by fitz66 on October 3rd, 2013

My Acer Veriton M498g Is Gitting Power To Board But Will Not Power On

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Request from williamscalem on January 28th, 2021 1:45 PM
Please go in detail as to what causes these problems

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Answer #1: Posted by sabrie on October 4th, 2013 12:18 AM

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sabrie

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The power supplier might not be supplying enough power. If the power supplier is good then the motherboard is dead and it needs to be replaced by a new one.

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Related Acer Veriton M490G Manual Pages

Acer Veriton M490, M490G, and M498G Service Guide - Page 7

... Modules 33 Removing the VGA Card 34 Removing the Hard Disk Drive 35 Removing the Optical Drive 37 Removing the System Fan 39 Removing the Power Supply 40 Removing the OBR and Intrusion Alarm Assembly 41 Removing the Card Reader 43 Removing the Internal Speaker 44 Removing the Mainboard 45 Removing...

Acer Veriton M490, M490G, and M498G Service Guide - Page 12

...) • 1 2*4 pin internal speaker header • Color management for on board connecter (please refer to Acer spec) • Header Naming should follow MB Header Naming (Refer to Appendix) ...BIOS • Size: 64Mb • AMI Kernel with Acer skin/copyright Power supply • 300W/ in stable mode (Acer/GTW Assign System Power Unit) • Design for Intel Piketon chipset compatible system ...

Acer Veriton M490, M490G, and M498G Service Guide - Page 14

...11 20 19 18 17 16 15 14 13 12 No. Component No. 1 USB 2.0 ports 11 2 Acer logo 12 3 Optical drive(1) 13 4 ODD activity indicator(1) 14 5 Optical drive(2) 15 6 ODD activity ... 9 Expansion slot(Internal speaker or 19 FDD) 10 Recover jack 20 Component LAN activity indicator Power button HDD activity indicator MS/MS PRO slot USB 2.0 ports SD/MMC(Secure Digital/ MultiMedia...

Acer Veriton M490, M490G, and M498G Service Guide - Page 15

Component 1 Power connector 2 PS2 keyboard connector 3 DVI port 4 USB 2.0 ports 5 Line-out jack 6 Microphone/speaker-out/line-in jack 7 Expansion slot(graphics card ect.) 8 Line-in jack 9 Lock Handle 10 RJ45 LAN port 11 D-sub port 12 System Fan 13 COM Port 14 PS2 mouse connector 15 Fan aperture Chapter 1 7 Rear Panel 1 2 3 4 5 6 7 15 14 13 12 11 10 8 9 No.

Acer Veriton M490, M490G, and M498G Service Guide - Page 16

...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 ... BIOS Setup Utility Press while the system is booting to enter BIOS Setup Utility. Main Board Major Chips Item Specification North Bridge Intel H57 Audio controller Realtek ALC888S LAN controller Intel PCI...

Acer Veriton M490, M490G, and M498G Service Guide - Page 18

... S1 S3 S4 Power Button V V V USB Keyboard/Mouse V V N/A PME Disabled Disabled Disabled RCT... Class USB Connectors Quantity Specification USB 2.0/1.1 Support legacy keyboard for legacy mode 6 back real ports 4 ports for front daughter board 4 ports reserved Environmental Requirements Item Specification Temperature Operating +5°C ~ +35°C Non-operating -20 ~ +60°C...

Acer Veriton M490, M490G, and M498G Service Guide - Page 19

... • On board device power management support. • On board device configuration support. Power Management Function(ACPI support function) Device Standby Mode • Independent power management timer for hard...for Windows. • Resume recovery time 3-5sec Global Standby Mode • Global power management timer(2-120minutes,time step=10minute). • Hard disk drive goes into Standby...

Acer Veriton M490, M490G, and M498G Service Guide - Page 20

...reboots immediately after you have saved all open files. These values may be retained when power is not part of the system RAM which allows configuration data to as "BIOS", "...settings • When redefining the communication ports to prevent any conflicts • When modifying the power management configuration • When changing the password or making other changes to the security setup ...

Acer Veriton M490, M490G, and M498G Service Guide - Page 22

...Parameter Product Information Standard CMOS Features Advanced Chipset Features Advanced Chipset Features Integrated Peripherals Power Management Setup PC Health Status Frequency/Voltage Control BIOS Security Features Load Default ... 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...

Acer Veriton M490, M490G, and M498G Service Guide - Page 25

... display error beeps or messages during USB device enumeration. When disabled, the diagnostic screen displays during startup. Enabled Enables or disables BIOS to appear. Selects power on state for Num Lock. Disabled Enabled 17 Chapter 2 Press Enter to boot the computer by shortening Enabled or skipping certain standard booting process. Advanced...

Acer Veriton M490, M490G, and M498G Service Guide - Page 26

Note: A full reset is required to reduce power consumption. Enables or disables the Virtualization Technology (VT) availability. Advanced Chipset Features Parameter Intel EIST Intel XD Bit Intel VT Memory Hole Remapping Description When ...

Acer Veriton M490, M490G, and M498G Service Guide - Page 28

...from S1/ S3 state. Select an ACPI state. If Enabled, it will wake system from a power saving mode using a PS2 keyboard or mouse. The system can be turned off with a software command...will not support EUP Lot6Function. You must use an ATXpower supply in order to reboot after a power failure or interrupt occurs. Option YES No S3 (STR) S1 (POS) Enabled Disabled Enabled ...

Acer Veriton M490, M490G, and M498G Service Guide - Page 29

Enable you to set the maximum temperature the syetem can reach before powering down . Enables or disables the smart system fan control function. Option Disabled Enabled Disabled Enabled Enabled Disabled 21 Chapter 2 PC Health Status Parameter System Shutdown ...

Acer Veriton M490, M490G, and M498G Service Guide - Page 36

Pre-disassembly Procedure Before proceeding with the disassembly procedure, perform the steps listed below: 1. Turn off the system and all peripheral cables from the system. 5. Unplug the power cord from the system. 4. Unplug the power cord from the power outlets. 3. Unplug all the peripherals connected to it. 2. Place the system unit on a flat, stable surface. 28 Chapter 3

Acer Veriton M490, M490G, and M498G Service Guide - Page 53

Disconnect the power switch/LED/Audio/ USB cable from the mainboard. 2. Please detach the Circuit boards and follow local regulations for disposal. Removing the Mainboard 1. Note:Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows. Chapter 3 45 Remove the eight screws that secure the mainboard to the chassis.

Acer Veriton M490, M490G, and M498G Service Guide - Page 59

... cards, or modified options can give false errors and invalid system responses. 1. Obtain the failing symptoms in this chapter are only intended to test Acer products. Refer to "Power System check" on page 52 and "Beep Codes" on how to troubleshoot system hardware problems. Hardware Diagnostic Procedure IMPORTANT:The diagnostic tests described...

Acer Veriton M490, M490G, and M498G Service Guide - Page 60

... section. System Internal Inspection 1. Power on a flat, stable surface. 6. Inspect the LED indicators on the front panel, which can try viewing the POST messages and BIOS event logs during the system startup. 52 Chapter 4 Turn off the system and all cable connectors inside the system are Acer-qualified and supported. 10. Unplug...

Acer Veriton M490, M490G, and M498G Service Guide - Page 76

... offers the FRU (Field Replaceable Unit) list in the FRU list of the Veriton M498G/M490G/ M490 desktop computer. NOTES: • When ordering FRU parts, check the most up-to-date information available on the printed Service Guide. chapter 6 68 For Acer authorized service providers, your regional web or channel. You MUST use the local...

Acer Veriton M490, M490G, and M498G Service Guide - Page 77

... 30 31 32 33 34 NAME MOTHERBOARD PCI-BRACKET FAN POWER SUPPLY USB-TOP LOGO-SUPPORT MAIN-BEZEL LEFT-WIRE-NETTING ODD-COVER FDD-COVER HDD-LENS FRONT-STRIP-MODULE POWER-LENS POWER BUTTON FRONT-STRIP-MODULE SWITCH-HOLDER RIGHT-WIRE-NETTING Q'TY 1 1 1 1 1 1 1 1 2 2 1 1 1 1 1 1 1 Chapter 6 Veriton M498G/M490G/M490 Exploded Diagram NOTE: This section will be updated...

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 ...Cooler Chapter 6 Rear I/O Shielding for MB without 1394 chip for "EQ57M" PZ.VA900.001 HM081 (Micro-Tower) HS.13100.054 New Veriton Bezel for HM081 PZ.11900.077 CPU Intel Core i3 530 LGA 2.93G 4M 1333 1156 73W C-2 Dual Core CPU Intel Core i3 ...