Acer Veriton M490G Support Question
Acer Veriton M490G Support Question
Find answers below for this question about Acer Veriton M490G.Need a Acer Veriton M490G manual? We have 1 online manual for this item!
Question posted by dangolpratik on August 15th, 2012
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 with blue light of power, also mouse and keyboard aslo on. But when leave computer for abt 20-30minutes on ths condition and then press and hold power on buttion for few seconds to off cpu and press on then computrer opens normally, what is the problem is this? Plz help me. i have to wait every time after shut down the computer for 30 minutes. Plz Helm me.
Current Answers
Related Acer Veriton M490G Manual Pages
Acer Veriton M490, M490G, and M498G Service Guide - Page 7
...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 ... 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 ...
Acer Veriton M490, M490G, and M498G Service Guide - Page 12
...) • 1 3pin ME enable/disable connector (with 1 jumper)
System 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 • Voltage design should be covered +5V, +3.3V, +12V, +5VSB, -12V...
Acer Veriton M490, M490G, and M498G Service Guide - Page 14
... and XD(XD- 17
Picture) slot
8
CF I/II (CompactFlash Type I/II) slot 18
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 Card)slot Optical drive button(2)
Optical drive button...
Acer Veriton M490, M490G, and M498G Service Guide - Page 15
Rear Panel
1
2 3
4 5
6 7
15
14 13
12 11
10 8
9
No.
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
Acer Veriton M490, M490G, and M498G Service Guide - Page 18
... 2.0/1.1
Support legacy keyboard for legacy mode
6 ...20 ~ +60°C (Storage package)
Humidity
Operating
15% to 80% RH
Non-operating
10% to 90% RH
Vibration
Operating (unpacked)
5 ~ 500 Hz: 2.20g RMS random, 10 minutes per axis in all 3 axes. 5 ~500 Hz: 1.09g RMS random, 1 hour per axis in all 3 axes. Power Management
Devices
S1
S3
S4
Power Button
V
V
V
USB Keyboard/Mouse...
Acer Veriton M490, M490G, and M498G Service Guide - Page 19
... turns amber colour. • Hard disk drive goes into SLEEP mode (for ATA standard interface). • Disable H-sync and V-sync signals to control the VESA DPMS monitor. • Ultra I/O and VGA chip go into power saving mode. • Resume method: Resume to original state by pushing external switch Button,modem ring in,keyboard
an mouse...
Acer Veriton M490, M490G, and M498G Service Guide - Page 20
...• 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 ...to make sure that you close the Setup. These values may be retained when power is turned off. The system reboots immediately after you have saved all open files. The ...
Acer Veriton M490, M490G, and M498G Service Guide - Page 22
..., settings in boldface are the default and suggested settings. Chapter 2
14 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 Setting
Save & Exit Setup Exit Without Saving
Description This page shows the...
Acer Veriton M490, M490G, and M498G Service Guide - Page 25
...boot device priority sequence from the available devices.
Selects power on state for Num Lock.
When disabled, the diagnostic screen displays during startup. Press Enter to access the ...or hard Disabled
disk partitiontable, there will be no warning message to display error beeps or messages during USB device enumeration. Disabled Enabled
17
Chapter 2
Advanced BIOS Feature...
Acer Veriton M490, M490G, and M498G Service Guide - Page 26
...Hole Remapping
Description
When enabled, this technology. When disabled, the system operates at maximum CPU speed.
If enabled, a virtual machine manager (VMM) can utilize the additional hardware virtualization... allows the OS to change the setting. Note: A full reset is required to reduce power consumption. When disabled, the processor forces the Execute Disable (XD) Bit feature flag to ...
Acer Veriton M490, M490G, and M498G Service Guide - Page 28
...
Parameter ACPI Aware O/S
ACPI Suspend Mode Deep Power Off Mode Power On by RTC Alarm Power On by PCIE Devices Power On by PCI Devices
Power On by Modem Ring
Wake Up by PS/2 KB/ Mouse Wake Up by RTC Alarm Function
Enables or disables to wake up the system from a power saving mode using a PS2 keyboard or mouse.
Acer Veriton M490, M490G, and M498G Service Guide - Page 29
... set the maximum temperature the syetem can reach before powering down . Option Disabled Enabled Disabled Enabled Enabled Disabled
21
Chapter 2
PC Health Status
Parameter System Shutdown Temperture CPU Shutdown Temperture
Smart FAN
Description Enable you to set the maximum temperature the CPU can reach before powering down . Enables or disables the smart system fan...
Acer Veriton M490, M490G, and M498G Service Guide - Page 59
... Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses.
1.
Chapter 4
51 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 in as much detail as possible...
Acer Veriton M490, M490G, and M498G Service Guide - Page 70
... the front-mounted ports to your system.
Pin 1 2 3 4 5 6 7 8 9 10
Signal Name USBPWR me SIN SOUT DTR GND DSR RTS CTS
Function Data Carrier Detect Serial Input UART B Serial...GND Key USB_FP_OC0
Function Front Panel USB Power Front Panel USB Power USB Port 0 Negative Signal USB Port 1 Negative Signal USB Port 0 Positive Signal USB Port 1 Positive Signal Ground Ground No pin NC
COM2: ...
Acer Veriton M490, M490G, and M498G Service Guide - Page 73
...20
Signal Name FWH1 GND NC SIRQ GND SMBCLK
Connecting Case Components
After you have installed the motherboard into a case, you can begin connecting the motherboard components. Connect the CPU... cooling fan cable to SYS_FAN. 5. Connect the system cooling fan connector to CPU_FAN. 2. Connect the standard power supply connector to the following: ...
Acer Veriton M490, M490G, and M498G Service Guide - Page 74
CPU_FAN: CPU Cooling FAN Power Connector
Pin 1 2 3 4
Signal Name GND +12V Sense PWM
System Ground Power +12V Sensor PWM
Function
ATX1: ATX 24-pin Power Connector
Pin 1 2 3 4 5 6 7 8 9 10 11 12
Signal Name +3.3V +3.3V Ground +5V Ground +5V Ground PWRGD +5VSB +12V +12V +3.3V
Pin 13 14 15 16 17 18 19 20 21 22 23 24
Signal Name...
Acer Veriton M490, M490G, and M498G Service Guide - Page 75
...
Function 5V Hard disk LED Ground
Pin 2 4 6
HWRST_L
Reset
8
F_PANEL_DE FRONT PANEL 10
T
DETECT
NC
Reserved
12
NC
Reserved
14
Signal GLED0 GLED1 PWRSW
GND KEY
Function MSG LED MSG LED POWER SWITCH GROUND NO PIN
VCC
F_PANEL_LE D
5V
FRONT PANEL LED
67
Chapter 5 Front Panel Header
The front panel header (F_PANEL...
Acer Veriton M490, M490G, and M498G Service Guide - Page 76
... the printed Service Guide.
Chapter 6
FRU (Field Replaceable Unit) List
This chapter offers the FRU (Field Replaceable Unit) list in the FRU list of the Veriton M498G/M490G/ M490 desktop computer.
Acer Veriton M490, M490G, and M498G Service Guide - Page 77
... 2 4 1
ITEM 18 19 20 21 22 23 24 25 26 27 28 29 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...
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...
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