Acer Aspire M3985 driver and firmware
Drivers and firmware downloads for this Acer Computers item
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Acer Aspire M3985 Desktop Service Guide - Page 2
Revision History
Please refer to the table below for the updates made on this service guide.
Date
Chapter
Updates
ii
Acer Aspire M3985 Desktop Service Guide - Page 4
... 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...
Acer Aspire M3985 Desktop Service Guide - Page 5
... this manual:
SCREEN MESSAGES
Denotes actual messages that appear on screen.
NOTE
Gives additional information related to the current topic.
WARNING CAUTION IMPORTANT
Alerts you to any physical risk or system damage that might result from doing or not doing specific actions.
Gives precautionary measures to avoid possible hardware or software problems...
Acer Aspire M3985 Desktop Service Guide - Page 7
...
Removing the Processor
31
Removing the VGA Card
33
Removing the Hard Disk Drive
35
Removing the Optical Drive
37
Removing the System Fan
39
Removing the Power Supply
41
Removing the Memory Modules
43
Removing the Mainboard
44
Removing the Top Cover
47
Removing the Power Switch and LED Cable Assembly
49
Removing the Card Reader
50
Removing the Top USB and Audio I/O Assembly...
Acer Aspire M3985 Desktop Service Guide - Page 9
...; Max memory of 16 GB supported (using 4Gb tech). • Support DDR3 1.5V 1333/1600 (1GB / 2GB / 4GB).
Graphics
• Intel® HD Graphics Support (supported by CPU). • Dual independent display. • Digital display (HDMI/DVI/DP/eDP) and VGA. • DVMT 5.0 technology support. • Enhanced 3D and Clear Video technology support. • Need to measure VGA follow Acer VGA SOP...
Acer Aspire M3985 Desktop Service Guide - Page 17
...Support to error correction code (ECC) feature No
Memory module combinations
You can install memory modules in any combination as long as they match the above specifications.
SATA Interface
Item SATA controller Number of SATA channel Support mode
Specification Intel B75 SATA X 6(1 * SATA 6 Gb/s and 5 * SATA 3Gb/s) HDD : AHCI/Native IDE is required. ODD: Support BD/SuperMulti/DVD ROM.
USB Port...
Acer Aspire M3985 Desktop Service Guide - Page 18
...
Item Audio controller Audio controller type Audio channel Audio function control Mono or stereo Compatibility
Music synthesizer Sampling rate MPU-401 UART support Microphone/Headphone jack
Specification
Intel PCH Panther Point B75
REALTEK/ALC662-VD0-GR
codec 5.1
Enable/disable by BIOS Setup
Stereo
ALC662-VD meets audio performance and function requirements for the latest Microsoft Windows Logo...
Acer Aspire M3985 Desktop Service Guide - Page 20
...(ACPI support function)
Device Standby Mode
• Independent power management timer for hard disk drive devices(0-15 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...
Acer Aspire M3985 Desktop Service Guide - Page 23
... System BIOS
Version Build Date Processor Core Frequency Count Memory Size Product Name System Serial Number Asset Tag Number System Date System Time (hh:mm:ss)
Description
Version number of the BIOS setup utility. Date when the BIOS setup utility was built Type of CPU installed on the system. Core speed of the CPU installed on the system. Physical CPU count
Total size of system memory installed...
Acer Aspire M3985 Desktop Service Guide - Page 29
... off with a software commend. If you enable this item, the system can automatically resume if there is an incoming call on the PCIE LAN card.You must use an ATX power supply in order to use this feature.Use this item to dowake-up action if inserting the PCIE card. Enables or disables an onboard LAN controller to generate...
Acer Aspire M3985 Desktop Service Guide - Page 30
...
Option
This item indicates whether a supervisor password has been set. If the password has been installed, Installed displays. If not, Not Installed displays.
This item allows you to change user password.
You can select this option and press to access the sub menu. You can use the sub menu to change the supervisor password.
Setting a supervisor password 1. Use the up/down arrow...
Acer Aspire M3985 Desktop Service Guide - Page 40
3. Pull out the processor from the socket.
IMPORTANT: If you are going to install a new processor, note the arrow on the corner to make sure the processor is properly oriented over the socket.
32
Chapter 3
Acer Aspire M3985 Desktop Service Guide - Page 63
Reinstalling the Processor
1. Release the load lever.
2. Lift the load lever and load plate to the fully open,then take out the CPU cover. 3. Put the CPU in the seat and close the load plate and load lever.
NOTE: When you install the processor, note the arrow on the corner to make sure the processor is properly oriented over the socket.
Chapter 3
55
Acer Aspire M3985 Desktop Service Guide - Page 64
Reinstalling the Memory
1. Open the holding clips on both sides of the DIMM slot outward.
2. Insert the memory module into the DIMM1 slot (1) and then press it down until it clicks into place (2). 3. If a second memory module is available, install it in the DIMM2 slot by repeating step 1.
56
Chapter 3
Acer Aspire M3985 Desktop Service Guide - Page 68
Reinstalling the Power Supply
1. Install the power supply to chassis.
2. Fix the four screws.
60
Chapter 3
Acer Aspire M3985 Desktop Service Guide - Page 69
Reinstalling the I/O Shielding
1. Install I/O shielding into chassis.
Chapter 3
61
Acer Aspire M3985 Desktop Service Guide - Page 72
Reinstalling the Optica Drive
1. Removing the front bezel, please refer to "Removing the front bezel" on page 28. 2. Install the ODD into the bay.
3. Secure the optical drive to the chassis using two screws.
64
Chapter 3
Acer Aspire M3985 Desktop Service Guide - Page 74
Reinstalling the Hard Disk Drive
1. Install the HDD. a. Install the HDD into the cage.
b. Secure the HDD module to the HDD cage using the four screws.
2. Install HDD cage into chassis by the track.
66
Chapter 3
Acer Aspire M3985 Desktop Service Guide - Page 87
... is enabled.
Test base 512KB memory. Adjust policies and cache first 8MB. Set stack.
Bootblock code is copied from ROM to lower system memory and control is given to it. BIOS now executes out of RAM. Copies compressed boot block code to memory in right segments. Copies BIOS from ROM to RAM for faster access. Performs main BIOS checksum and updates recovery status accordingly.
Both key sequence...
Acer Aspire M3985 Desktop Service Guide - Page 92
c. System will start to flash update progress. d. Once firmware update is completed, press any key to reboot the system.
Chapter 4
84