Instruction/ maintenance manual of the product M3920 Acer
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Acer Aspire M3920 Service Guide.
ii Revision History Please refer to the table below for the updates ma de on this service guide. Date Chapter Up date s.
iii Copyright Copyright © 2010 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.
iv Disclaimer The information in this guide is subject to ch ange without notice. Acer Incorporated makes no representations or warranties, either e xpressed or implied, with respect to the contents hereof and specifically disclaims any warrantie s of merchantability or fitness for any particular purpose.
v Conventions The following conventi ons are used in this manual: SCREEN MESSAGES Denotes actual messages that appear on screen. NOTE Gives additional informati on related to the current topic. W ARNING Alert s you to any physical risk or system damage that might result from doing or not doing specific actions.
vi Service Guide Coverage This Service Guide provides you with all technica l information relating to the BASIC CONFIGURA TION decided for Acer's "glo bal" product offering.
vii T able of Contents Features and Specifications ................................................................... 1 System Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Audio .
viii T able of Contents Jumper Sett ing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61 Connecting Optio nal Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Chapter 1 1 This chapter lists the feat ures and specifications of this computer . System Features NOTE The items listed in this section are for reference only . Th e exact configuration of your PC depends on the model purchased. Refer to the FRU list chapter on page 69 for a detailed list of models supported by each hardware comp onent.
2 Chapter 1 Audio I/O Ports and LED Indicators Card reader (optional) • 16-i n-1 card reader (optional) • The following memory cards are suppo rted: – Memory S tick (MS),Memory S tick Pro, Memor.
Chapter 1 3 Physical Specifications Environmental Requirements Power Management Function(ACPI support function) Device Standby Mode • Independent power management ti mer for hard disk dr ive devices (0-15 minutes,time step=1 minute). • Hard Disk drive goes into S tandby mode(for A T A st andard interface).
4 Chapter 1 System Tour The pictures and tables in this section illu strate the physical outlook of the computer . Front View No. Component 1 Power button 2 Headphone/S peaker-ou t/line-out jack 3 Microphone-in jack 4 USB 2.
Chapter 1 5 Rear View No. Component 1 Power connector 2 PS2 keyboard port 4V G A p o r t 3 HDMI port 5 USB 2.0 ports 6 Microphone 7 Line-out jack 8 Expansion slot (graphics card and TV tuner card and Mode card) 9 Line-in jack 10 USB 2.
6 Chapter 1.
Chapter 2 7 CMOS Setup Utility CMOS setup is a hardware configurat ion program built into the system ROM, called the complementary meta l- oxide semiconductor (CMOS) Setup Utility . Sinc e mo st systems are already properly configured and optimized, there is no need to run this util ity .
8 Chapter 2 Entering CMOS setup 1. T urn on the computer and the monitor . If the computer is already turned on, close all open applicatio ns, then restart the computer . 2. During POST , press Delete . If you fail to press Delete before POST is completed, you will need to restart the computer .
Chapter 2 9 Setup Utility Menus The Setup Main menu includes the following main setup categories. • Main • Advanced • Power • Security • Boot Options • Exit In the descrip tive table following each of the me nu screenshot s, settings in boldface are the default and suggested settings.
10 Chapter 2 Main The Main menu displays basic info rmation about the system. Parameter Description System BIOS V ersion V er sion number of the BIOS setup utility . Build Date Date when the BIOS setup utility was built. Processor T ype of CPU installed on the system.
Chapter 2 11 Advanced Parameter Description Miscellaneous Press Enter to access the Miscellaneous submenu Advanced Chipset Configuration Press Enter to access the Advanced Chipset Configuration submen.
12 Chapter 2 Miscellaneous Parameter Description Option AHCI Port0/1/2/3/4/5 Displays the status of auto detection of the AHCI device. Processor Multiplier This field is only visible if an engineering processor installed. It is only accessible when the EIST function is disabled.
Chapter 2 13 Advanced Chipset Configuration Parameter Description Option Intel EIST When enabled, this feature allows the OS to reduce power consumption. When disabled, the system operates at maximum CPU speed. Enable d Disabled Intel T urbo Boost Enables or disabl es Intel Turbo Boost T echnology .
14 Chapter 2 Integrated Peri pherals Parameter Description Option Onboard SA T A Controller Enables or disables the onboard SA T A controller . Enabled Disabled Onboard SA T A Mode Select an operating mode for the onboard SA T A.
Chapter 2 15 PC Health St atus Parameter Description Option CPU T emperatur e (PECI Mode) Set the shutdown temperature of the CPU. 0°C Disabled System T emperature Set the shutdown temperature of the system. 0°C Disabled CPU Fan S peed System Fan S peed CPU Core +1.
16 Chapter 2 Power Parameter Description Option ACPI Suspend Mode Select an ACPI st ate. S3 (STR) S1 (POS) Deep Power Off Mode Enables or di sables the deep power off mode. Enabled Disabled Power On by RTC Alarm Enables or disables real time clock (RTC) to generate a wake event.
Chapter 2 17 Security Setting a syste m passw ord 1. Use the up/down arrow keys to select a password parameter (Change Supervisor Password or Change User Password) menu then press Enter . A password box will appear . 2. T ype a password then press Enter .
18 Chapter 2 1. Use the up/down arrow keys to select password parameter (Change Supervisor Password or Change User Password) menu then press Enter . 2. Enter the current p assword then press Enter . 3. Press Enter twice without entering anythin g in the password fields.
Chapter 2 19 Exit Paramete r Description Save & Exit Setup When you have completed the system c onfiguration changes, se lect this option to leave the BIOS Setup Utility and reboot the computer , so the new system configuratio n parameters can take ef fect.
20 Chapter 2.
Chapter 3 21 This chapter contains step-by-step procedure s on how to disassemble the desktop computer for maintena nce and troubleshooting. Disassembly Requirements T o disassemble the computer , you.
22 Chapter 3 Removing the Side Panel 1. Remove the two screws located on the rear edge of the side panel. 2. Slide the side panel toward the back of the chassis until the tabs on the cover disengage with the sl ots on the chassis, then lift the side panel away from the server and put it aside for reinstallation later .
Chapter 3 23 Removing the Heatsink Fan Assembly W ARNING: The heatsink becomes very hot when the system is on. NEVER touch the he atsink with any metal or with your hands.
24 Chapter 3 Removing the Processor IMPORT ANT : Before removing a processor from the mainboa rd, make sure to create a backup file of all import ant dat a. W ARNING: The processor becomes very hot when the syste m is on. Allow it to cool off first before hand ling.
Chapter 3 25 3. Pull out the processor from the socket. IMPORT ANT : If you are going to install a new processor , no te th e arrow on the cor n er to make sure the processor is properly oriented over the socket.
26 Chapter 3 Removing the VGA Card 1. Release the PCI latch by pulling the tab in the direction shown. 2. Remove the three screws that secure the cards to the chassis.
Chapter 3 27 3. Use a finger to press the release clip and gently pu ll up the card to remove it from the mainboard. Removing the Mode Card 1. Gently pull up the Mode card to remove it from the mainboard.
28 Chapter 3 Removing the TV Card 1. Gently pull up the T V card to remove it from th e mainboard. Removing the Memory Modules 1. Release the DIMM module by pressing the hol ding clips ( 1 ) on both sides of the DIMM slot. Gently lift the DIMM module ( 2 ) to remove it from the slot.
Chapter 3 29 Removing the Hard Disk Drive 1. Disconnect the data and power cables from the rear of the hard drive. 2. Open the cable retenti on clip..
30 Chapter 3 3. Disconnect the data cables from the mainboard. 4. Remove the HDD bracket a. Remove the screw that secures the HDD br acket to the chassis.
Chapter 3 31 b. Lift the bracket up and turn it over . 5. Remove the HDD modules. a. Remove the eight screws that secure the HDD module to the HDD bracket.
32 Chapter 3 b. Slide the HDD out of the bracket. Removing the USB Board 1. Disconnect the USB cable from its mainboard connector ..
Chapter 3 33 2. Remove the screw that secures the USB board bracket to the chassis. 3. Pull up the USB boa rd and remove from the cha ssis..
34 Chapter 3 4. Remove the two screws securing the USB board to the bracket. 5. Remove the USB board from its bracket..
Chapter 3 35 Removing the Front Bezel 1. Disconnect the LED cable..
36 Chapter 3 2. Release the front bezel retention tabs from the chassis interi or . 3. Pull the bezel away from the chassis..
Chapter 3 37 Removing the Optical Drive 1. Disconnect the data and power cables from the rear of the optical drive. 2. Disconnect the other end of the data cable from the mainboard .
38 Chapter 3 3. Remove the two screws securing the optical drive. 4. Pull out the optical drive fr om the drive bay ..
Chapter 3 39 Removing the Removable HDD 1. Gently slide the HDD carrier latch to the right to open the carrier door . 2. Slide the removable HD D carrier out of the HDD bracket.
40 Chapter 3 3. Remove the HDD module. a. Pry open one side of the removable HDD carrier until th e hooks are away from the screw bores. Remove HDD module.
Chapter 3 41 b. Disconnect th e power cable. c. Remove the two screws secruing the removable HDD bracket to the chassis..
42 Chapter 3 d. Slide the removable HDD bracket out of the chassis. . e. Remove the screw securing the cable to the HDD bracket..
Chapter 3 43 f. Remove the cable from the bracket. Removing the Card Reader 1. Disconnect the card reader cable from its mainboard connector ..
44 Chapter 3 2. Remove the two screws securing the ca rd reader bracket to the chassis. 3. Pull the card reader bracket out of chassis. 4. Removing the card reade r board.
Chapter 3 45 a. Remove the two screws ( 1 ) securing the card reader to the bracket. Remove the top part of the bracket ( 2 ). b. Remove the two screws securing the card reader board to the lower part of the bracket.
46 Chapter 3 c. Disconnect the cable from the card reader boa rd and remove the card re ader board from the bracket. Removing the Power Supply 1. Cut the cable retention strip. NOTE: Make sure yo u have spare cable retention clips handy , so that you can bu ndle the cables after replacing the power supply .
Chapter 3 47 2. Disconnect the 24-pin an d 4-pin power supply ca bles from the mainboard . 3. Remove the four screw that secure s the power supply to the chassis.
48 Chapter 3 4. Lift the power supply module out of the chassis. Removing the Mainboard 1. Disconnect the remaining cables from the mainboard..
Chapter 3 49 2. Remove the eight screws securing the mainb oard to the chassis. 3. Lift the mainboard from the chassis. Note: Circuit boards >10 cm² has be en highlighted with the yellow rectangle as above image shows. Please detach the circuit boards and follow local regulations for di sposal.
50 Chapter 3 4. Press the I/O shield to remove it. 5. Remove the RTC battery . Note : RTC battery has been highlighted with the yellow circle as above image shows.
Chapter 4 51 This chapter provides instructions on how to troubleshoot system hardw are problems. Hardware Diagnostic Procedure IMPORT ANT : The diagnostic tests described in this chapter ar e only intende d to test Acer products. Non-Acer products, prototype cards, or modified options can give false errors and inval id system responses.
52 Chapter 4 System Check Procedures Power System Check If the system will power on, skip this sect ion. Refer to System External In spection. If the system will not power on, do the fol lowing: • Check if the power cable is properly co nnected to the system and AC source.
Chapter 4 53 Beep Codes Beep codes are used by the BIOS to indicate a seriou s or fatal error to the end user . Beep codes are used when an error occurs before the system video ha s b een initialized. Beep c odes will be generated by the system board speaker , commonly referred to as the PC speaker .
54 Chapter 4 Checkpoints A checkpoint is either a byte or word value output to I/O port 80h.The BIOS outputs checkpoin ts throughout bootblock and Power-On Self T est (POST) to indicate th e task the system is currently executing.
Chapter 4 55 DA Restore CPUID value back into register . Give control to BIOS POST (ExecutePOSTKernel). See POST Code Checkpoints section of document for more information. DC System is waking from ACPI S3 state. E1-E8 EC- EE OEM memory detection/configuration error.
56 Chapter 4 Bootblock Recover y Code Checkpoints The Bootblock recovery code gets control when the BIOS determines that a BIOS recovery needs to occur because the user has forced the upda te or the BIOS checksum is corrupt . The following table describes the type of checkpoints that may occur during th e Bootblock recovery portion of the BIOS.
Chapter 4 57 BIOS Recovery 1. This function only effects when the BIOS BootBlock section is healthy . 2. Allow to execute recovery function media: FDD / USB storage / ODD. 3. The recovery media to support Boot fu nction is unnecessary . 4. Recovery step as follow: 4-1.
58 Chapter 4.
Chapter 5 59 This chapter shows the block diagra m and board layout of th e computer . Block Diagram System Architecture Chapter 5.
60 Chapter 5 Mainboard Layout This section shows the ma jor mainboard components. No Label Description No Label Description 1 PCIE1 16X1 PCIEx 16 socket 1 1 SA T A0~1 SA T A0 and 1 cable connectors 2 .
Chapter 5 61 Jumper Setting This section explains how to set the jump er for correct configuration of the main board. Jumpers with more than one pin are numbered.
62 Chapter 5 Internal header pin definition Header Name Function Definition CPU F AN HEADER 1: GND 2: +12V 3: SENSE FRONT P ANEL HEADER 1: SA T ALED+ 2: ACPI_LED 3: SA T ALED- 4: PWR_LED 5: GND 6: PWR.
Chapter 5 63 Connector pin definition FRONT AUDIO HEADER 1: PORT -F_L 2: AUGND 3: PORT -F_R 4: FRONT_AUD_DET 5: PORT -E_R 6: MIC2_JD 7: AUGND 8: KEY 9: PORT -E_L 10: LINE2_JD Connector Name Functio n .
64 Chapter 5 SA T A CONN 1: GND 2: SA T A0_TX_P 3: SA T A0_TX_N 4: GND 5: SA T A0_RX_N 6: SA T A0_RX_P 7: GND A TX_POWER CONN 1:VCC3 13:VCC3 2:VCC3 14:-12V 3: GND 15:GND 4:VCC 16:A TX_PSON_L 5:GND 17:.
Chapter 5 65 Connecting Optional Devices Refer to the following for information on connecting the ma in board’s optional devices: SA T A0~5: Serial A T A connectors These connectors are used to support the new Serial A T A devic es for the highest datatransfer rates (3.
66 Chapter 5 USBF1~4: Front Panel USB headers The motherboard suppo rts eight USB ports on the rear panel and four USB ports on the front. The USB header pins description is as follows: Pin Signal Nam.
Chapter 5 67 Connecting Case Components After you have inst alled the motherboard into a case , you can begin connecti ng themotherboard components. Refer to the following: 1. Connect the CPU cooling fan cable to CPU F AN1. 2. Connect the standard power supply connector to PWR2.
68 Chapter 5 PWR2: A TX 24-pin Power Connector PWR1: A TX 12V Power Connector Front Panel Header The front panel hea der (LEDH1) provides a stand ard set of switch and LED headers commonly found on A TX or micro-A TX cases. Refe r to the table be low for inform ation: Pin Signal Name Pin Signal Name 1 +3.
chapter 6 69 This chapter offers the FRU (Field Replaceable Unit) lis t in glob al configuration of the Aspire M3920 desktop computer . Refe r to this chapter w henever ordering the parts to repair or for RMA (Return Merchandise Authorization).
70 Chapter 6 Aspire M3920 Exploded Diagram NOTE: This section will be update d when more information becomes availab le. No. Item Qty No. Item Qty 1 Chassis assembly 1 5 HDD Bracket 1 2T o p c o v e r.
Chapter 6 71 Aspire M3920 FRU List Category Part Name Description Acer Part No. ACCESSOR Y REMOTE CONTROL PHILIPS RC2604307/01BG P AIR WITH RV .1 1000.007 EMEA FOR WIND OWS7 REMOTE CTRL PHILIPS RC2604307/ RT .1 1300.021 REMOTE CONTROL PHILIPS RC2604302/01B MSFT CODE P AIR WITH OVU430008 US FOR WINDOWS7 RC PHILIPS WIN7 (US) RC260430 RT .
72 Chapter 6 BOARD 288-5N1 18-010AC NV G T320 1GB SDDR3 DVI+HDMI+VGA A T X (SAMSUNG) VGA CARD G T320 1GB SDDR3 SDI DVI HDMI VG .PCPT3.201 288-5N1 18-210AC NV G T320 1GB DDR3 DVI+HDMI+VGA A TX (HYNIX 1.2NS) VGA CARD G T320 1GB DDR3 HYNIX- 1.2 DVI VG .PCPT3.
Chapter 6 73 DVI TO HDMI CONVERTER FOR AMD HD3XXX SERIES HDMI FEMALE TO DVI-D MALE ADAP D0.HD3XX.001 CONNECTOR A TI DVI TO HDMI ADAPTER A TI DVI TO HDMI ADAPTER D0.HDAMD.002 HDMI ADAPTER CONNECTOR FOR NVIDIA PRODUCTS HDMI ADAPTE R FOR NVIDIA D0.HDMNV .
74 Chapter 6 FRONT BEZEL M350 W/POWER LED CABLE FRONT -BEZEL- ASSY -M350 60.SF701.002 FRONT BEZEL M351 W/POWER LED CABLE FRONT -BEZEL- ASSY -M351 60.SDZ01.006 CRT COVER CVR CRT BOXER II 42.SF601.001 HDMI DUMMY COVER HDMIC-1 42.SF601.002 ASSEMBL Y MAIN CHASSIS W/ MB SUPPORT ASSY & T OP IO ASSY & T OP RIGHT SIDE COVER MAIN CHASSIS ASSY M3 60.
Chapter 6 75 DVD-RW DRIVE ODD SUPER-MUL TI DRIVE HH DL 16X GH60N LF+HF BLK BZL SA T A HF+ ODD HH SM HF+W7 HLDS GH60N KU.0160D.052 ODD PLDS Super-Multi DRIVE HH DL 16X DH-16ABSH LF Black Bezel (HF+Win7) SA T A 16X ODD PLDS DH- 16ABSH SM HH BLK W7 KU.0160F .
76 Chapter 6 KEYBOARD KEYBOARD KIT 104KEY RF2.4 LITE-ON SK-9660B BLACK US WITH MOUSE KB&MS P ACK RF LITEON A1B US KB.RF40B.042 KEYBOARD KIT 104KEY RF2.4 LITE-ON SK-9660B BLACK TRADITIONAL CHINESE WITH MOUSE KB&MS P ACK RF LITEON A1B TC KB.RF40B.
Chapter 6 77 KEYBOARD KEYBOARD KIT 105KEY RF2.4 LITE-ON SK-9660B BLACK NORWEGIAN WITH MOUSE KB&MS P ACK RF LITEON A1B NO KB.RF40B.062 KEYBOARD KIT 104KEY RF2.4 LITE-ON SK-9660B BLACK HEBREW WITH MOUSE KB&MS P ACK RF LITEON A1B HE KB.RF40B.063 KEYBOARD KIT 105KEY RF2.
78 Chapter 6 KEYBOARD KEYBOARD KIT 106KEY RF2.4 LITE-ON SK-9660B BLACK KOREAN WITH MOUSE KB&MS P ACK RF LITEON A1B KO KB.RF40B.082 KEYBOARD KIT 105KEY RF2.4 LITE-ON SK-9660B BLACK SP ANISH LA TIN KB&MS P ACK RF LITEON A1B ES( LA) KB.RF40B.092 KEYBOARD KIT 104KEY RF2.
Chapter 6 79 KEYBOARD KEYBOARD KIT 105KEY RF2.4 PRIMAX KBRF3621 1 BLACK SWISS/G WITH MOUSE KB&MS P ACK RF PRIMAX A1B SW KB.RF40P .018 KEYBOARD KIT 105KEY RF2.4 PRIMAX KBRF3621 1 BLACK BELGIUM WITH MOUSE KB&MS P ACK RF PRIMAX A1B BE KB.RF40P .019 KEYBOARD KIT 105KEY RF2.
80 Chapter 6 KEYBOARD KEYBOARD KIT 104KEY RF2.4 PRIMAX KBRF3621 1 BLACK TURKMEN WITH MOUSE KB&MS P ACK RF PRIMAX A1B TURKMEM KB.RF40P .036 KEYBOARD KIT 105KEY RF2.4 PRIMAX KBRF3621 1 BLACK NORDIC WITH MOUSE KB&MS P ACK RF PRIMAX A1B NOR KB.RF40P .
Chapter 6 81 KEYBOARD KEYBOARD 105KEY USB LITE-ON SK- 9621B BLACK IT ALIAN KB SK-9621B USB 105K BLACK IT ALIAN KB.USB0B.342 KEYBOARD 105KEY USB LITE-ON SK- 9621B BLACK FRENCH KB SK-9621B USB 105K BLACK FRENCH KB.USB0B.343 KEYBOARD 105KEY USB LITE-ON SK- 9621B BLACK SWEDISH KB SK-9621B USB 105K BLACK SWEDISH KB.
82 Chapter 6 KEYBOARD KEYBOARD 105KEY USB LITE-ON SK- 9621B BLACK TURKISH-Q KB SK-9621B USB 105K BLACK TURKISH-Q KB.USB0B.362 KEYBOARD 105KEY USB LITE-ON SK- 9621B BLACK ARABIC/FRENCH KB SK-9621B USB 105K BLACK ARABIC/FRENCH KB.USB0B.363 KEYBOARD 104KEY USB LITE-ON SK- 9621B BLACK KAZAKH KB SK-9621B USB 104K BLACK KAZAKH KB.
Chapter 6 83 KEYBOARD KEYBOARD 105KEY USB PRIMAX KB3621 1 BLACK CANADIAN FRENCH KB PRIMAX KB3621 1 USB 105KS BLACK CANADI KB.USB0P .009 KEYBOARD 107KEY USB PRIMAX KB3621 1 USB BRAZILIAN PORTUGUES E KB PRIMAX KB3621 1 USB 107KS BLACK BRAZIL KB.
84 Chapter 6 KEYBOARD KEYBOARD 105KEY USB PRIMAX KB3621 1 BLACK HUNGARIAN KB PRIMAX KB3621 1 USB 105KS BLACK HUNGAR KB.USB0P .027 KEYBOARD 104KEY USB PRIMAX KB3621 1 BLACK GREEK KB PRIMAX KB3621 1 USB 104KS BLACK GREEK KB.USB0P .028 KEYBOARD 105KEY USB PRIMAX KB3621 1 BLACK DANISH KB PRIMAX KB3621 1 USB 105KS BLACK DANISH KB.
Chapter 6 85 KEYBOARD KEYBOARD 104KEY PS/2 LITE-ON SK- 961 1 BLACK US INTERNAL KB SK-961 1 PS/2 104K BLACK US INTERN KB.PS20B.1 18 KEYBOARD 104KEY PS/2 LITE-ON SK- 961 1 BLACK ARABIC/ENGLISH KB SK-961 1 PS/2 104K BLACK ARABIC/EN KB.PS20B.1 19 KEYBOARD 104KEY PS/2 LITE-ON SK- 961 1 BLACK THAILAND KB SK-961 1 PS/2 104K BLACK THAILAND KB.
86 Chapter 6 KEYBOARD KEYBOARD 105KEY PS/2 LITE-ON SK- 961 1 BLACK POLISH KB SK-961 1 PS/2 105K BLACK POLISH KB.PS20B.137 KEYBOARD 105KEY PS/2 LITE-ON SK- 961 1 BLACK SLOVENIAN KB SK-961 1 PS/2 105K BLACK SLOVENIAN KB.PS20B.138 KEYBOARD 105KEY PS/2 LITE-ON SK- 961 1 BLACK SLOV AK KB SK-961 1 ?PS/2 105K? BLACK SLOV AK KB.
Chapter 6 87 KEYBOARD KEYBOARD 105KEY PS/2 LITE-ON SK- 961 1 BLACK SP ANISH LA TIN KB SK-961 1 PS/2 105K BLACK SP ANISH LA TIN KB.PS20B.156 KEYBOARD 104KEY PS/2 PRIMAX KB361 1 1 BLACK US KB PRIMAX KB361 1 1 PS2 104KS BLACK US KB.PS20P .073 KEYBOARD 104KEY PS/2 PRIMAX KB361 1 1 BLACK TRADITIONAL CHINESE KB KB3621 1 USB 104K BLACK TRADITIONAL C KB.
88 Chapter 6 KEYBOARD KEYBOARD 105KEY PS/2 PRIMAX KB361 1 1 BLACK BELGIUM KB KB3621 1 USB 105K BLACK BELGIUM KB.PS20P .091 KEYBOARD 105KEY PS/2 PRIMAX KB361 1 1 BLACK ICELANDIC KB KB3621 1 USB 105K BLACK ICELANDIC KB.PS20P .092 KEYBOARD 105KEY PS/2 PRIMAX KB361 1 1 BLACK NORWEGIAN KB KB3621 1 USB 105K BLACK NORWEGIAN KB.
Chapter 6 89 KEYBOARD KEYBOARD 105KEY PS/2 PRIMAX KB361 1 1 BLACK ENGLISH/CANADIAN FRENCH KB KB3621 1 USB 105K BLACK ENGLISH/CANAD KB.PS20P .1 10 KEYBOARD 105KEY PS/2 PRIMAX KB361 1 1 BLACK CZECH/SLOV AK KB KB3621 1 USB 105K BLACK CZECH/ SLOV AK KB.PS20P .
90 Chapter 6 MEMORY MEMOR Y KINGSTON DDR3 1333MHZ 2G UNB ACR256X64D3U1333C9 DIMM 2G ACR256X64D3U1333 C9 KN.2GB07.002 MEMORY SAMSUNG DDR3 1333MHZ 2G UNB DIMM W/O ECC W/2G CHIP C DIE(46NM) DIMM 2G M378B5773CH0-CH9 UNB. DDR3 KN.2GB0B.029 MEMORY ADA T A DDR3 1333MHZ 2G UNB DIMM W/O ECC W/ELPIDA CHIP DIMM 2G AD63I1B1624EU DDR3 1333MHZ UNB.
An important point after buying a device Acer M3920 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Acer M3920 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Acer M3920 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Acer M3920 you will learn all the available features of the product, as well as information on its operation. The information that you get Acer M3920 will certainly help you make a decision on the purchase.
If you already are a holder of Acer M3920, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Acer M3920.
However, one of the most important roles played by the user manual is to help in solving problems with Acer M3920. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Acer M3920 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
