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EL1852 Service Guide

PRINTED IN TAIWAN

Содержание EL1852

Страница 1: ...eMachines EL1852 Service Guide PRINTED IN TAIWAN...

Страница 2: ...ii EL1852 Service Guide Revision History Refer to the table below for changes made on this version of the EL1852 Desktop Computer Service Guide Date Chapter Updates...

Страница 3: ...representations or warranties either expressed or implied with respect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Ac...

Страница 4: ...reen NOTE Gives additional information related to the current topic WARNING Alerts you to any physical risk or system damage that might result from doing or not doing specific actions CAUTION Gives pr...

Страница 5: ...guide In such cases please contact your regional offices or the responsible personnel channel to provide you with further technical details FRU Information Please note WHEN ORDERING FRU PARTS that yo...

Страница 6: ...vi EL1852 Service Guide...

Страница 7: ...the Heat Sink Fan Assembly 26 Removing the Processor 27 Removing the HDD ODD Bracket 28 Removing the Expansion Boards 33 Removing the Memory Modules 35 Removing the Power Supply Unit 35 Removing the...

Страница 8: ...viii EL1852 Service Guide Table of Contents Memory 87 Hard Disk Drive 88 Optical Disc Drive 88 Card Reader 89 Gigabit Ethernet 89 Audio 89 Power Supply Unit 89 Power Management 90 Index 91...

Страница 9: ...Core 2 Duo E7600 and E7500 Series Intel Pentium Dual Core E6800 E6700 E5800 and E5700 Series Intel Celeron Dual core E3500 and E3400 Series and Celeron 450 Core logic North bridge Intel G41 Express Ch...

Страница 10: ...ware monitor Multi Boot and DMI protocols Power management ACPI 2 0 or 1 0b Advanced Configuration Power Interface standard S0 S1 S2 and S5 sleep states support On board device power management suppor...

Страница 11: ...pect Description Chassis dimension W D H 100 mm W X 361 8 mm D x 265 mm H System weight 5 382 Kg Mainboard form factor microATX ATX Mainboard dimensions W H 244 200 mm Aspect Description Operating tem...

Страница 12: ...tables in this section illustrate the physical outlook of the computer Front View No Component 1 Optical drive eject button 2 Optical drive cover 3 Power button indicator 4 Microphone in jack 5 Headp...

Страница 13: ...ock 5 Power connector 6 Fan aperture 7 PS 2 keyboard connector 8 PS 2 mouse connector 9 Monitor port 10 USB 2 0 ports 11 Microphone jack 12 Line out jack 13 Expansion slots NOTE The I O ports on the u...

Страница 14: ...6 EL1852 Service Guide...

Страница 15: ...make changes to the BIOS settings The Setup Utility loads the configuration values in a battery backed nonvolatile memory called CMOS RAM This memory area is not part of the system RAM which allows co...

Страница 16: ...tart the server Use the Up Down Left Right arrow keys to move between the menu options then press Enter to execute that option Some options lead to pop up dialog boxes that prompt you to verify that y...

Страница 17: ...user configurable Grayed out parameters are not user configurable for one of the following reasons The field value is auto configured or auto detected The field value is informational only The field i...

Страница 18: ...sor Type Type of processor installed on the system Processor Speed Speed of the processor installed on the system System Memory Size of system memory detected during boot up Product Name Official mode...

Страница 19: ...ystem time HH MM SS hour minute second SATA Port 1 2 Your Aspire computer supports two SATA channels each channel allows one SATA device to be installed Press Enter to display the individual configura...

Страница 20: ...ty Press Enter to specify the boot device priority sequence for the installed hard drive s Optical Disk Drive Priority Press Enter to specify the boot device priority sequence for the installed optica...

Страница 21: ...tware from executing and propagating on the computer or network Enabled Disabled Intel VT Select whether to enable the Intel Virtualization Technology VT allows a single platform to run multiple opera...

Страница 22: ...t for legacy USB devices Enabled Disabled USB Storage Emulation If Auto USB device equal or less than 2GB will be emulated as Floppy and remaining as harddrive Forced FDD option can be used to force a...

Страница 23: ...by PCIE Devices Enables or disables the system to wake up from a power saving mode when an event occurs on an installed PCI Express device Enabled Disabled Wake Up by PS 2 KB Mouse Enables or disables...

Страница 24: ...em Temperature CPU Fan Speed System Fan Speed CPU Core 1 1V 3 30V 5 00V 12 0V 5VSB VBAT These items lets you monitor the parameters for critical voltages temperatures and fan speeds Smart Fan When ena...

Страница 25: ...ectrum When the mainboard s clock generator pulses the extreme values of the pulses creates EMI electromagnetic interference Set this field to Enabled to reduce this EMI level This reduces interferenc...

Страница 26: ...assword you may have to return your computer to your dealer to reset it Field Description Value Supervisor Password Displays the supervisor password status When set to Installed this password will all...

Страница 27: ...hen press Enter 4 Retype the new password to verify the first entry then press Enter You will be prompted to save the new password 5 Press Enter 6 Press F10 to save the password and close the Setup Ut...

Страница 28: ...he steps below to load the system default settings 1 Select Load Default Settings then press Enter You will be prompted to load the system defaults 2 Select OK then press Enter 3 Press F10 to save the...

Страница 29: ...EL1358 Service Guide 21 Exit Without Saving The Exit Without Saving menu allows you to discard changes made and close the Setup Utility...

Страница 30: ...22 EL1358 Service Guide...

Страница 31: ...ly procedure perform the steps listed below 1 Make sure that the optical disc drive and the optional card reader slots are empty 2 Turn off the power to the computer and all peripherals 3 Unplug the p...

Страница 32: ...r on a flat surface 2 Remove the two screws located on the rear edge of the side panel 3 Slide the side panel toward the back of the chassis until the tabs on the cover disengage with the slots on the...

Страница 33: ...EL1852 Service Guide 25 Removing the Front Bezel 1 Release the front bezel retention tabs from the chassis interior 2 Detach front bezel from the chassis...

Страница 34: ...sink with any metal or with your hands 1 Use a screwdriver to loosen the four screws on the heat sink in the order as shown below 2 Lift the heat sink fan assembly away from the mainboard 3 Lay down...

Страница 35: ...a backup file of all important data WARNING The processor becomes very hot when the system is on Allow it to cool off first before handling 1 Release the load lever 1 2 Pull the load lever to the ful...

Страница 36: ...to install a new processor note the arrow on the corner to make sure the processor is properly oriented over the socket Removing the HDD ODD Bracket 1 Remove the two screws that secure the HDD ODD br...

Страница 37: ...Service Guide 29 Removing the Optical Drive and the Hard Disk 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 mai...

Страница 38: ...30 EL1852 Service Guide 3 Disconnect the data and power cables from the rear of the hard disk drive 4 Disconnect the other end of the data cable from the mainboard...

Страница 39: ...EL1852 Service Guide 31 5 Remove the screws that secure the optical drive to the HDD ODD bracket 6 Pull the optical drive out of the drive bay...

Страница 40: ...32 EL1852 Service Guide 7 Remove the four screws that secure the hard disk drive to the HDD bracket 8 Slide the hard disk drive out of the bracket...

Страница 41: ...n Boards 1 Remove the screw from the expansion card bracket opposite the PCI_1 slot 2 Push to open the expansion slot lock in the direction indicated 3 Gently pull up the expansion board 1 move it sli...

Страница 42: ...34 EL1852 Service Guide 4 Remove the screw from the expansion card bracket opposite the PCIEX2 slot 5 Gently pull up the TV tuner board 1 move it slightly to the left and remove 2 from the slot...

Страница 43: ...Press the holding clips on both sides of the DIMM slot outward to release the DIMM 1 2 Gently pull the DIMM upward to remove it from the chassis 2 Removing the Power Supply Unit 1 Disconnect the 4 pin...

Страница 44: ...6 EL1852 Service Guide 2 Remove the screw that secures the power supply to the chassis 3 Remove the screws that secure the power supply to the rear panel 4 Push the power supply module toward the fron...

Страница 45: ...ilt the power supply module slightly to the right and lift it out of the chassis Removing the Front I O and Card Reader Assembly 1 Disconnect the power button LED front I O and card reader cables from...

Страница 46: ...e Guide 2 Open the plastic clip 1 and release the cables from the metal clip 2 in the direction indicated 3 Detach the cables from the card Remove the cables 4 Remove the screw that secures the bracke...

Страница 47: ...rvice Guide 39 5 Pull the bracket out from the chassis 6 Remove the two screws that secure the front I O and card reader assembly to the bracket 7 Remove the front I O and card reader assembly from th...

Страница 48: ...s been highlighted with the yellow rectangle as shown above Please follow local regulations for disposal of detached circuit boards 2 Lift the mainboard from the chassis 3 Remove the RTC battery Note...

Страница 49: ...D behaviour 2 Make sure that the ventilation slots on the rear panel are not blocked 3 Make sure that there is no point of contact in the system that can cause a power short If the cause of the failur...

Страница 50: ...ased on system configuration Checkpoints may change due to vendor requirements system chipset or option ROMs from add in PCI devices Checkpoint Description Before D1 Early chipset initialization is do...

Страница 51: ...point EB F0 Search for pre defined recovery file name in root directory F1 Recovery file not found F2 Start reading FAT table and analyze FAT to find the clusters occupied by the recovery file F3 Star...

Страница 52: ...itialized at this checkpoint 30 Initialize System Management Interrupt 2A Initializes different devices through DIM See DIM Code Checkpoints section for more information 2C Initializes different devic...

Страница 53: ...the free area in F000h segment with 0FFh Initializes the Microsoft IRQ Routing Table Prepares the runtime language module Disables the system configuration display if needed A4 Initialize runtime lang...

Страница 54: ...o boot successfully 38 Initialize different buses and perform the following functions Boot Input Device Initialization function 3 IPL Device Initialization function 4 General Device Initialization fun...

Страница 55: ...ular device This message is usually followed by other information concerning the device Invalid Boot Diskette A diskette was found in the drive but it is not configured as a bootable diskette Drive No...

Страница 56: ...in POST 5th Master Hard Disk Error The IDE ATAPI device configured as Master in the 5th IDE controller could not be properly initialized by the BIOS This message is typically displayed when the BIOS...

Страница 57: ...iled an ATAPI compatibility test This message is typically displayed when the BIOS is trying to detect and configure IDE ATAPI devices in POST 6th Slave Drive ATAPI Incompatible The IDE ATAPI device c...

Страница 58: ...was an error in while validating the NVRAM data This causes POST to clear the NVRAM data Resource Conflict More than one system device is trying to use the same non shareable resources Memory or I O...

Страница 59: ...e keyboard controller is initialized PS 2 Keyboard not found PS 2 keyboard support is enabled in the BIOS setup but the device is not detected PS 2 Mouse not found PS 2 mouse support is enabled in the...

Страница 60: ...place the heat sink fan Mainboard Processor test failed Processor Mainboard NOTE Normally the processor fan should be operative and the processor clock setting should be exactly set to match its speed...

Страница 61: ...p and load the default settings DIMM Mainboard CD DVD ROM drive LED flashes for more than 30 seconds before LED shutting off Software asks to reinstall disc Software displays a reading CD DVD error CD...

Страница 62: ...s configured correctly for your modem and set to receive messages and or fax Data fax modem software program invoked but cannot receive send data fax Ensure the modem card is installed properly Fax vo...

Страница 63: ...ing the power cord from electrical outlet can turn off the system Ensure the Soft off by PWR BTTN in CMOS Setup under Power Management is not set to Instant off Power switch cable assembly Pressing th...

Страница 64: ...failed 7 General exception error processor exception interrupt error 8 Display memory error system video adapter Troubleshooting POST BIOS Beep Codes Number of Beeps Description 1 3 Reseat the memory...

Страница 65: ...es Hard disk drive DIMM CD DVD ROM drive Expansion boards 4 Power on the computer 5 Determine if the problem has been resolved 6 If the problem does not recur reconnect the removed devices one at a ti...

Страница 66: ...tion of the crisis disk 2 Set up a computer running the Windows XP or Windows Vista operating system and plug in the USB storage device into an available USB port 3 Copy the target BIOS ROM file to th...

Страница 67: ...ostool Go to BIOS path like A DOSTOOL 3 Key in flash1M bat or flash1M 4 Press Enter to flash the system BIOS 5 Reboot the computer 6 Press Delete to run the CMOS Setup Utility 7 Press F9 to load the s...

Страница 68: ...mputer running a 32 or 64 bit Windows OS 1 Press the power button to turn on the computer 2 Click Start Command Prompt Run as administrator 3 Perform the steps below if your computer is running 32 bit...

Страница 69: ...vice Guide 61 c Press Enter to flash the system BIOS 4 Perform the steps below if your computer is running 64 bit Windows a Key in cd wintool 64 Go to BIOS path like D WinTool 64 b Key in flash1M bat...

Страница 70: ...ystem BIOS 5 Reboot the computer 6 Press Delete to run the CMOS Setup Utility 7 Press F9 to load the system default settings 8 Select Ok then press Enter 9 Press F9 to save the default settings and cl...

Страница 71: ...eral devices from the computer 4 Place the computer on a flat steady surface 5 Remove the side panel 6 If necessary remove any expansion boards assemblies or cables that prevent access to the CMOS cle...

Страница 72: ...64 EL1852 Service Guide...

Страница 73: ...ce Guide 65 This chapter shows the block diagram and board layout of the EL1852 computer Block Diagram The core subsystems of the computer are depicted in the following block diagram System Architectu...

Страница 74: ...SDRAM slot 4 DIMM2 240 pin DDR3 SDRAM slot 5 ATX_POWER 24 pin ATX power connector 6 CLR_CMOS1 Clear CMOS jumper 7 SATA1 2 SATA cable connector 8 BZ1 Internal buzzer 9 F_PANEL1 Power button LED cable...

Страница 75: ...The illustrations show a 2 pin jumper When the jumper cap is placed on bothpins the jumper is SHORT If you re move the jumper cap or place the jumpercap on just one pin the jumper is OPEN This illust...

Страница 76: ...ns Jumpers with more than one pin are numbered When setting the jumpers ensure that the jumper caps are Placed on the correct pins Pin 1 is label Jumper Type Description Setting default CLR_CMOS1 3 pi...

Страница 77: ...mbly It elimi nates limitations of the current Parallel ATA interface But maintains register com patibility and software compatibility with Parallel ATA F_AUDIO1 Front Panel Audio header This header a...

Страница 78: ...al header that provides an S PDIF Sony Philips Digital Interface output to digital multimedia device through optical fiber or coaxial connector Pin Signal Name Function 1 USBPWR Front Panel USB Power...

Страница 79: ...U cooling fan cable to CPU_FAN 2 Connect the standard power supply connector to ATX_POWER 3 Connect the case switches and indicator LEDs to the F_PANEL 4 Connect the system cooling fan connector to SY...

Страница 80: ...Ground 4 5V 16 PS_ON 5 Ground 17 Ground 6 5V 18 Ground 7 Ground 19 Ground 8 PWRGD 20 5V 9 5VSB 21 5V 10 12V 22 5V 11 12V 23 5V 12 3 3V 24 Ground Pin Signal Name Function 1 GND System Ground 2 12V Pow...

Страница 81: ...annel For whatever reasons a part number is changed it will NOT be noted on the printed Service Guide For Acer authorized service providers your Acer office may have a different part number code from...

Страница 82: ...74 EL1852 Service Guide Exploded Diagram...

Страница 83: ...ITS DVI I HDMI SAMSUNG LP VGA CARD HD6450 512MB SDDR3 SDI DVI I HD VG APC64 502 VGA CARD 288 5E153 A00AC HD6450 1GB SDDR3 64BITS DVI I HDMI SAMSUNG LP VGA CARD HD6450 1GB SDDR3 SDI DVI I HDMI VG APC64...

Страница 84: ...3 128BIT SAMSUNG DVI HDMI LP BRACKET IC VGA GT435M 2GB SDDR3 DVI HDMI LP SDI VG PCPT4 354 WIRELESS LAN BOARD 802 11BGN 1X1 RALINK RT3090 LOW PROFILE WLAN 802 11BGN 1X1 RALINK RT3090 LOW PR NI 10200 03...

Страница 85: ...V JAPAN 27 01518 181 POWER CORD 125V 10A BLACK MEXICO POWER CORD 10A125V MEXICO BLK 27 01518 A01 POWER CORD 250V 3PIN 1830MM BLACK THAILAND POWER CORD FOR THAILAND 1830MM 27 01518 I51 POWER CORD 250V...

Страница 86: ...001 CDE CPU INTEL PENTIUM DUAL CORE E5300 2 6G 65W 800M PGA R 0 IC CPU PENTIUM DUALCORE E5300 KC 53001 DEV CPU INTEL PENTIUM DUAL CORE E5400 2 7G 65W 800M PGA R 0 IC CPU PENTIUM DUALCORE E5400 KC 5400...

Страница 87: ...DD HLDS DVD ROM HH 16X TRAY DH20N LF BLACK BEZEL SATA HF WIN 7 DVD ROM HH HF W7 HLDS DH20N KV 0160D 016 ODD HLDS DVD ROM HH DL 16X DH40N LF HF Black Bezel HF Win7 SATA ODD DVD ROM SATA HH TL HLDS DH40...

Страница 88: ...D6400AAKS 22A7B2 XL320 M HDD 640GB WD WD6400AAKS 22A7B2 KH 64008 003 HDD 750GB 3 5 7200RPM SATA II SEAGATE PHARAOH ST3750528AS HDD 750GB SGT ST3750528AS 7 2K KH 75001 008 HDD 750GB 7200RPM HITACHI HDS...

Страница 89: ...TANDARD 105KEY BLACK SWISS G ECOOPER W VISTA KB PS2 KB 07056CH1976V SWISS G KB PS203 153 KEYBOARD PS2 105KEY CHICONY KB 07056B01976V BLACK BELGIUM ECOOPER KB PS2 KB 07056B01976V BELGIUM KB PS203 154 K...

Страница 90: ...NORDIC ECOOPER W VISTA KB CHICONY KB 0705 PS 2 STANDARD 105KS B KB PS203 171 KEYBOARD CHICONY KB 0705 PS 2 STANDARD 105KS BLACK CZECH SLOVAK KB CHICONY KB 0705 PS 2 STANDARD 105KS B KB PS203 350 KEYBO...

Страница 91: ...PS2 KB 0511 29 10523A711 KB PS20P 020 KEYBOARD PRIMAX KB 0511 PS 2 STANDARD 105KEY BLACK SLOVENIAN KB PS2 KB 0511 29 10532A711 KB PS20P 021 KEYBOARD PRIMAX KB 0511 PS 2 STANDARD 105KEY BLACK SLOVAK K...

Страница 92: ...KN 1GB01 031 MEMORY DDR3 1333MHZ 1G UNBUFFERED DIMM W O ECC F DIE 46NM DIMM 1G M378B2873FHS CH9 KN 1GB0B 036 MEMORY UNIFOSA DDR3 1333MHZ 1G UNB DIMM GU502203EP0201 LF 128 8 0 065UM M 1G GU502203EP0201...

Страница 93: ...EUP PFC 230V DPS 220UB 4A NEW PY 22009 010 POWER SUPPLY 220W PFC 230V LITEON PE 5221 08AP ROHS EUP SPS 220W PFC EUP 230V LITEON P PY 2200B 007 POWER SUPPLY 220W LITE ON PFC 230V PE 5221 08AF EUP SPS...

Страница 94: ...rocessors Model E8600 E8500 E8400 E7600 E7500 CPU speed 3 33 GHz 3 16 GHz 3 0 GHz 3 06 GHz 2 66 GHz Bus speed 1333 MHz 1333 MHz 1333 MHz 1066 MHz 1066 MHz Bus core ratio 10 0 9 5 9 0 11 5 11 0 L2 cach...

Страница 95: ...o Item Specification North bridge Intel G41 Express Chipset South bridge Intel ICH7 Item Specification BIOS chip AMI BIOS Setup utility CMOS Setup Utility Item Specification Controller Integrated in t...

Страница 96: ...21CA0 500 GB HGST Jupiter HDS721050CLA362 Seagate Pharoah ST3500413AS WD WD5000AAKX 221CA0 1000 GB HGST Jupiter HDS721010CLA332 Seagate Pharoah ST31000524AS WD WD10EALX 229BA0 WD WD10EADX 22TDHB0 WD W...

Страница 97: ...r Realtek RTL8111DL Gigabit Ethernet Controller LAN protocol 10 100 1000 Mbit LAN connector type RJ 45 Item Specification Controller Realtek ALC662 5 1 Channel High Definition Audio Codec Audio jacks...

Страница 98: ...uide 90 Power Management Devices S1 S3 S4 S5 Power Button V V V V USB Keyboard Mouse V V N A N A PME Disabled Disabled Disabled Disabled RCT Disabled Disabled Disabled Disabled WOR Disabled Disabled D...

Страница 99: ...runtime 46 DIM 45 overview 42 POST 43 Chipset Features Advanced 13 CMOS clear 63 CMOS Features Standard 11 CMOS Setup Utility 7 access 8 navigation keys 9 connectivity options 1 specifications 89 conn...

Страница 100: ...ing 54 monitor port 5 N name product 10 O ODD see optical disc drive 1 operating system 1 optical disc drive configuration 11 remove 29 specifications 88 troubleshooting 53 OS support 1 P panel rear 5...

Страница 101: ...d processor 10 supervisor password 18 setting 18 system architecture 65 system chipsets 87 system date 11 system dimensions 3 system passwords change 19 remove 19 set 19 system time 11 system views fr...

Страница 102: ...90...

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