eMachines EL1852G eMachines EL1852 Service Guide
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eMachines EL1852G manual content summary:
- eMachines EL1852G | eMachines EL1852 Service Guide - Page 1
eMachines EL1852 Service Guide PRINTED IN TAIWAN - eMachines EL1852G | eMachines EL1852 Service Guide - Page 2
Revision History Refer to the table below for changes made on this version of the EL1852 Desktop Computer Service Guide. Date Chapter Updates ii EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 3
, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated. Disclaimer The information in this guide is subject to change without notice. Acer - eMachines EL1852G | eMachines EL1852 Service Guide - Page 4
topic. 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. Reminds you to do specific actions relevant to the accomplishment of procedures. iv EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 5
, your regional office MAY have decided to extend the functionality of a machine (e.g. add-on card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT be covered in this generic service guide. In such cases, please contact your regional offices or the responsible personnel - eMachines EL1852G | eMachines EL1852 Service Guide - Page 6
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24 Removing the Front Bezel 25 Removing 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 Front I/O and Card Reader Assembly 37 Removing the - eMachines EL1852G | eMachines EL1852 Service Guide - Page 8
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 viii EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 9
your PC depends on the model purchased. Refer to the FRU list chapter on page 75 for a detailed list of models supported by each hardware component. System Features Component Operating system support Processor Core logic Graphics controller Memory Expansion options Connectivity Hard disk drive (HDD - eMachines EL1852G | eMachines EL1852 Service Guide - Page 10
• Multi-in-1 card reader • The following memory cards are supported: - Memory Stick (MS) - xD-Picture Card (xD) - Secure Digital (SD), MultiMediaCard (MMC), Reduced-Size MultiMediaCard (RS-MMC) - CompactFlash (CF) Types I and II - Memory Stick PRO (MS PRO) 220 W power supply unit (non-PFC - eMachines EL1852G | eMachines EL1852 Service Guide - Page 11
Physical Specifications Aspect Chassis dimension (W × D × H) System weight Mainboard form factor Mainboard dimensions (W × H) Description 100 mm (W) X 361.8 mm (D) x 265 mm temperature Operating humidity Description 5 to 35 °C (41 to 95 °F) 15% to 80% RH non-condensing EL1852 Service Guide 3 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 12
and 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 Headphone jack 6 Multi-in-1 card reader 7 USB 2.0 ports 4 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 13
No. Component 1 Line-in jack 2 LAN connector 3 Key lock 4 Kensington lock 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 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 14
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memory called CMOS RAM. This memory area is not part of the system RAM, which allows configuration data to be retained when power is turned off. The values take effect when the system is booted will be simply referred to as "Setup" or "Setup Utility" in this Service Guide. EL1358 Service Guide 7 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 16
restart the server. 2. During POST, press Delete. If you fail to press Delete before POST is completed, you will need to restart the server. Use the Up/Down/Left/Right arrow keys to move between the menu options, /Right arrow keys to scroll through the items in the submenu 8 EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 17
to the menu/field you want.The currently selected field will be highlighted. • To open the page for the • Product Information • PC Health Status • Standard Save & Exit Setup • Power Management Setup • Exit Without the same as those in your computer. • In the descriptive tables following - eMachines EL1852G | eMachines EL1852 Service Guide - Page 18
Description Type of processor installed on the system Speed of the processor installed on the system Size of system memory detected during boot-up Official model name of the computer. System serial number. Current system BIOS version Date when the CMOS setup utility was released. System asset tag - eMachines EL1852G | eMachines EL1852 Service Guide - Page 19
supports two SATA channels, each channel allows one SATA device to be installed. Press Enter to display the individual configuration screen of installed SATA drive(s). Determines whether the system will stop for an error during the POST. All, But Keyboard No Errors All Errors EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 20
Enabled Disabled Displays the device assigned to the specified boot sequence. The Setup Utility attempts to boot the operating system in this order. By default, the computer searches for boot devices in the following order: • Hard disk • Optical drive (CD/DVD) • Removable device • Network boot (LAN - eMachines EL1852G | eMachines EL1852 Service Guide - Page 21
that support the Physical Address Extension method. Select the amount of system memory used by the internal graphics device. This setting is only available for WinXp. Value Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled 32MB 64MB 128MB 256MB 128MB Maximum EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 22
or disables the onboard LAN controller. Enables or disables the load of embedded option ROM for onboard network controller. Value Enabled Disabled RAID Native IDE Enabled Disabled Enabled Disabled Auto Floppy Hard Disk Enabled Disabled Enabled Disabled Enabled Disabled 14 EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 23
The computer reverts to the last power state before the power loss occurred. • On - The computer switches back on after the AC power loss. Value S3 (STR) S1 (POS) Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled Power Off Power On Last State EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 24
+1.1V +3.30V +5.00V +12.0V 5VSB VBAT Smart Fan Description Value These items lets you monitor the parameters for critical voltages, temperatures and fan speeds. When enabled, fan speed will speed up or slow down depending on Enabled the system temperature. Disabled 16 EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 25
problems with other electronics in the area. Note: Remember to disable the Spread Spectrum feature if you are overclocking. A slight jitter can introduce a temporary boost in clock speed causing the overclocked processor to lock up. Value Enabled Disabled Enabled Disabled EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 26
Password Description Displays the supervisor password status. When set to Installed, this password will allow the user to access and change all settings in the Setup Utility. . If you forget your password, you may have to return your computer to your dealer to reset it. 18 EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 27
Type the original password, then press Enter. 3. Press Enter twice without entering anything in the new and confirm password fields. You will be prompted to confirm the password removal. 4. Press Enter. 5. Press F10 to save the changes you made and close the Setup Utility. EL1358 Service Guide 19 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 28
Enter. You will be prompted to load the system defaults. 2. Select OK, then press Enter. 3. Press F10 to save the changes you made and close the Setup Utility. Save & Exit Setup Execute this menu to save the changes made and closes the Setup Utility. Keyboard shortcut: F10 20 EL1358 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 29
Exit Without Saving The Exit Without Saving menu allows you to discard changes made and close the Setup Utility. EL1358 Service Guide 21 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 30
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optional card reader slots are empty. 2. Turn off the power to the computer and all peripherals. 3. Unplug the power cord from the computer. 4. Unplug the network cable and all connected peripheral devices from the computer. 5. Place the computer on a flat, steady surface. EL1852 Service Guide 23 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 32
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 chassis. 4. Detach the side panel from the unit and put it aside for reinstallation later. 24 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 33
Removing the Front Bezel 1. Release the front bezel retention tabs from the chassis interior. 2. Detach front bezel from the chassis. EL1852 Service Guide 25 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 34
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 the heat sink fan assembly in an upright position, on top of the optical drive, as shown below, then disconnect the fan cable from the mainboard. 26 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 35
the Processor IMPORTANT: Before removing a processor from the mainboard, make sure to create a backup file of all important data. WARNING:The processor becomes . 3. Open the retention plate to expose the socket body. 4. Gently lift the processor out of its socket. . EL1852 Service Guide 27 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 36
: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. Removing the HDD-ODD Bracket 1. Remove the two screws that secure the HDD-ODD bracket to the chassis. 2. Lift up the HDD-ODD bracket. 28 EL1852 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 37
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 mainboard. EL1852 Service Guide 29 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 38
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. 30 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 39
5. Remove the screws that secure the optical drive to the HDD-ODD bracket. 6. Pull the optical drive out of the drive bay. EL1852 Service Guide 31 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 40
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. 32 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 41
Removing the Expansion 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 slightly to the left and remove (2) from the slot. EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 42
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. 34 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 43
Memory Modules 1. 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 and 24-pin ATX power supply cables from the mainboard. EL1852 Service - eMachines EL1852G | eMachines EL1852 Service Guide - Page 44
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 front. 36 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 45
5. Tilt 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 their mainboard connectors. EL1852 Service Guide 37 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 46
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 bracket to the chassis. 38 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 47
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 the bracket. EL1852 Service Guide 39 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 48
Removing the Mainboard 1. Remove the six screws that secure the mainboard to the chassis. Note: local regulations for disposal of detached circuit boards. 2. Lift the mainboard from the chassis. 3. Remove the RTC battery. Note: The RTC battery has been highlighted with a yellow circle as shown - eMachines EL1852G | eMachines EL1852 Service Guide - Page 49
. 2. Unplug the power cord from the computer. 3. Unplug the network cable and all connected peripheral devices from the computer. 4. Place the computer on a flat, steady surface. 5. Remove the side panel as described in page 24. 6. Verify that the processor, memory module(s), and expansion - eMachines EL1852G | eMachines EL1852 Service Guide - Page 50
aiding software developers or technicians in debugging problems that occur during the pre-boot process. Viewing BIOS Checkpoints Viewing all checkpoints generated by the BIOS requires a checkpoint card, also referred to as a POST card or POST diagnostic card. These are ISA or PCI add-in cards that - eMachines EL1852G | eMachines EL1852 Service Guide - Page 51
recovery file size. The recovery file size does not equal the found flash part size. Erase the flash part Program the flash part. The flash has been updated successfully. Make flash write disabled. Disable ATAPI hardware. Restore power is OK and CMOS checksum is OK. Verify CMOS checksum manually by - eMachines EL1852G | eMachines EL1852 Service Guide - Page 52
AMI KB-5. Early CPU Init Start -- Disable Cache - Init Local APIC Set up boot strap processor Information Set up boot strap processor for POST Enumerate and set initializes the video adapter installed in the system that have optional ROMs. Initializes all the output devices. Allocate memory for ADM - eMachines EL1852G | eMachines EL1852 Service Guide - Page 53
initializes all static devices that include manual configured onboard peripherals, memory and I/O decode windows in PCI-PCI bridges, and noncompliant PCI devices. Static resources are also reserved. Function 2 searches for and initializes any PnP, PCI, or AGP video devices. EL1852 Service Guide 45 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 54
message may include recommendations for troubleshooting or require that you press the Enter key to display recommendations. Follow the instructions on the screen. It is recommended that you correct the error before proceeding, even if the computer appears to boot successfully. IMPORTANT If your - eMachines EL1852G | eMachines EL1852 Service Guide - Page 55
find a bootable device in the system and/or removable media drive does not contain media. BIOS could not find a bootable device in the system and/or removable media drive does not contain media. This message occurs on some systems when no bootable device can be detected. EL1852 Service Guide 47 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 56
Hard Disk Error Secondary Slave Hard Disk Error 3rd Master Hard Disk Error 3rd Slave Hard Disk Error 4th Master Hard Disk Error 4th Slave Hard Disk Error 5th Master Hard Disk Error 5th Slave Hard Disk Error 6th Master Hard Disk Error 6th Slave Hard Disk Error Primary Master Drive EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 57
the hard disk. A S.M.A.R.T. capable hard disk sends this message when it detects an imminent failure. This message can be reported by an ATAPI device using the S.M.A.R.T. error reporting standard. S.M.A.R.T. failure messages may indicate the need to replace the hard disk. EL1852 Service Guide 49 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 58
detected software attempting to write to a drive's boot sector. This is flagged as possible virus activity. This message will only problem with system hardware. BIOS POST could not initialize the Slave Interrupt Controller. This may indicate a problem with system hardware. 50 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 59
the BIOS POST. The system has been halted. A reset or power cycle is required to reboot the machine. This message appears after a fatal error has been detected. Indicates that key is pressed during the BIOS POST. The POST will load and use default CMOS settings. The password entered does not - eMachines EL1852G | eMachines EL1852 Service Guide - Page 60
settings in Power Management Property of Mode is set to Enabled. the Control Panel. • Reload software from Recovery CD. Blinking cursor only; system does not work. • IDE drive connection/cables • IDE disk drives • See "Undetermined Problems". • Mainboard NOTE Ensure the memory modules are - eMachines EL1852G | eMachines EL1852 Service Guide - Page 61
up the sound volume. • Speaker power/connection/cable. • CD/DVD-ROM drive. NOTE Make sure the optical disc drive is configured correctly in CMOS Setup, the cable/jumper are set correctly and the drive's optical lens is clean before diagnosing any optical drive problems. EL1852 Service Guide 53 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 62
colors. Action/FRU • Remove all non-factory-installed cards. • Load default settings (if screen is readable). • Mainboard • Monitor signal connection/cable • Monitor • Video adapter card • Mainboard • Monitor signal connection/cable • Video adapter card • Mainboard 54 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 63
the power override switch (located at the back of the computer, just above the connector for the power cable) is not set to OFF. • Power switch cable assembly. • Enter CMOS Setup and load the default settings. • Reload software from Recovery CD. • Power supply • Mainboard EL1852 Service Guide 55 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 64
boards are absent, one of the add-in boards is causing the malfunction. Insert the boards back into the system one at a time until the problem happens again. This will reveal the malfunctioning board. If the system video adapter is an add-in board, replace or reseat 56 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 65
-Acer devices • Printer, mouse, and other external devices • 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 time until you find the failed - eMachines EL1852G | eMachines EL1852 Service Guide - Page 66
. • The BIOS crisis recovery disk should be prepared in a computer running the Windows XP or Windows Vista OS. Creating the BIOS Crisis Recovery Disk 1. Prepare a removable USB storage device with a capacity size greater than 10 MB. Note that all data on the USB storage device will be cleared during - eMachines EL1852G | eMachines EL1852 Service Guide - Page 67
the BIOS in DOS Mode 1. Press the power button to turn on the computer and boot to DOS mode. 2. Key in 'cd dostool'. (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 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 68
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 Windows. a. Key in 'cd wintool\32'. (Go to BIOS path like "D:\WinTool\32") b. Key in 'flash1M.bat' or 'flash1M'. 60 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 69
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' or 'flash1M'. EL1852 Service Guide 61 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 70
the system 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 close the Setup utility. 10. Select Ok, then press Enter. 62 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 71
clear the CMOS data: 1. Turn off the power to the computer and all peripherals. 2. Unplug the power cord from the computer. 3. Unplug the network cable and all connected peripheral devices from the computer. 4. Place the computer on a flat, steady surface. 5. Remove the side panel. 6. If necessary - eMachines EL1852G | eMachines EL1852 Service Guide - Page 72
64 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 73
System Architecture 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. Chapter 5 EL1852 Service Guide 65 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 74
SDRAM slot 240-pin DDR3 SDRAM slot 24-pin ATX power connector Clear CMOS jumper SATA cable connector Internal buzzer Power button/LED cable connector Front panel USB headers SPDIF out header Front panel audio header PCI Express x16 expansion slot PCI Express x1 expansion slot EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 75
20 Code AUDIO1 SYS_FAN1 ATX12V1 USBLAN1 VGA1 PSKBM2 Component Rear audio jacks (microphone, line-out, and line-in jacks) System fan cable connector 4-pin ATX power connector USB 2.0 and Ethernet ports Monitor port PS/2 keyboard and mouse ports Jumper Setting The section explains how to set jumper - eMachines EL1852G | eMachines EL1852 Service Guide - Page 76
numbered. When setting the jumpers, ensure that the jumper caps are Placed on the correct pins.Pin 1 is label Jumper CLR_CMOS1 Type 3-pin Description Clear CMOS Setting (default) 1-2: NORMAL 2-3: CLEAR Before clearing theCMOS, make sure toturn off the system. CLR_CMOS1 68 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 77
main board's optional devices: SATA1~2: Serial ATA connectors These connectors are used to support the new Serial ATA devices for the highest datatransfer rates (3.0 Gb/s), simpler disk drive cabling and easier PC assembly. It elimi-nates limitations of the current Parallel ATA interface. But - eMachines EL1852G | eMachines EL1852 Service Guide - Page 78
is an optional header that provides an S/PDIF (Sony/Philips Digital Interface)output to digital multimedia device through optical fiber or coaxial connector. Pin Signal Name 1 SPDIF 2 +5VA 3 Key 4 GND Function SPDIF digital output 5V analog Power No pin Ground 70 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 79
the F_PANEL. 4. Connect the system cooling fan connector to SYS_FAN. 5. Connect the auxiliary case power supply connector to ATX12V. CPU_FAN: CPU Cooling FAN Power Connector Pin Signal Name 1 GND 2 +12V 3 Sense 4 PWM Function System ground Power +12V Sensor PWM EL1852 Service Guide 71 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 80
the table below for information: Pin Signal Name Function Pin Signal Name 1 VCC Reset Switch (+) 2 GLED0 3 HDD_LEDN Hard disk LED (-) 4 GLED1 5 Function *MSG LED (+) *MSG LED (-) Power Switch (+) Power Switch (-) No pin Reset Switch (+) Reset Switch (+) 72 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 81
you the FRU (Field Replaceable Unit) listing of the EL1852 computer global configurations. Refer to this list when ordering for repair parts 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 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 82
Exploded Diagram 74 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 83
Part No. 55.NCM01.002 FRONT IO BOARD USB 2.0 2 USB PORT 2 AUDIO PORT W/O CARD READER MODEM CARD LITE-ON D1156E#A10A LOW-PROFILE PCI-E 56K V.92 MODEM CARD 56K PRO-NETS LSI HPE56L6 LOW-PROFILE F-IO BD USB 2.0 2 USB PORT 2 AUDIO PORT VG.PCPT3.154 VG.PCPT3.164 VG.PCPT4.002 EL1852 Service Guide 75 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 84
-5N162-B01AC GT435M 2GB SDDR3 128BIT HYNIX DVI + HDMI LP BRACKET VGA CARD 288-5N162-A01AC GT435M 2GB SDDR3 128BIT SAMSUNG DVI+HDMI LP BRACKET WIRELESS LAN BOARD 802.11BGN 1X1 RALINK RT3090 LOW-PROFILE WIRELESS LAN BOARD 802.11BGN LITEON WN7600R DVI TO VGA DONGLE CONNECTOR HDD SATA CABLE Description - eMachines EL1852G | eMachines EL1852 Service Guide - Page 85
POWER CORD 1800MM BLACK S.AFRAICA POWER CORD 250V 3PIN BRAZIL POWER CORD 230V DENMARK POWER CORD 16A 250V 1800MM ISRAEL BLACK POWER CORD 125V 7A 3G JAPAN POWER CORD 125V 10A BLACK MEXICO POWER CORD 250V 3PIN 1830MM BLACK THAILAND POWER .002 CAS UP BOXER EM 60.NCM01.001 EL1852 Service Guide 77 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 86
Acer Part No. 60.NCM01.002 ASSEMBLY FRONT BEZEL FOR CARD ASSY MAIN-BEZEL A READER BOXER EM 60.NCM01.003 CPU/PROCESSOR 78 ASSEMBLY FRONT BEZEL FOR NONE CARD READER CPU INTEL CELERON DUA CORE E1400 2.0G 512K 800FSB KC.63001.DE M KC.65001.DE M KC.66001.DE M KC.67001.DE M EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 87
Category CPU DVD-RW DRIVE HDD/HARD DISK DRIVE Part Name CPU INTEL PENTIUM HH80557RG049512 891507 SLAFZ ODD HLDS SUPER-MULTI DRIVE HH 16X GH41N BLACK BEZEL SATA HF + WIN 7 ODD PLDS SUPER-MULTI DRIVE HH 16X DH-16AASH BLACK BEZEL SATA FOR HF+WINDOWS7 ODD HLDS DVD KH.32001.015 EL1852 Service Guide 79 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 88
Category HDD/HARD DISK DRIVE HEATSINK Part Name Description HDD 320GB STANDARD 104KEY BLACK ARABIC/ ENGLISH ECOOPER W/VISTA KEYBOARD PS2 104KEY CHICONY KB-07053T01976V BLACK THAI ECOOPER KEYBOARD PS2 105KEY CHICONY KB-07056E11976V BLACK SPANISH 144 07056E11976V SPANISH 80 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 89
0705 PS/2 STANDARD 105KEY BLACK NORWEGIAN ECOOPER W/VISTA KEYBOARD CHICONY KB-0705 PS/2 STANDARD 104KEY BLACK HEBREW ECOOPER W/VISTA KEYBOARD CHICONY KB-0705 PS/2 STANDARD 105KEY BLACK POLISH ECOOPER W/VISTA RUSSIAN KB PS2 KB07056HU1976V HUNGARI KB.PS203.161 KB.PS203.162 EL1852 Service Guide 81 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 90
105KEY BLACK PORTUGUESE KB PS2 KB-0511 2910515A711 KB.PS20P.007 KEYBOARD PRIMAX KB-0511 PS/2 STANDARD 105KEY BLACK CANADIAN FRENCH KB PS2 KB-0511 2910553A711 KB.PS20P.008 KEYBOARD PRIMAX KB-0511 PS/2 KB PS2 29-10508A711 STANDARD 105KEY BLACK GERMAN German KB.PS20P.009 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 91
Category KEYBOARD EL1852 Service Guide Part Name Description KEYBOARD PRIMAX KB-0511 PS/2 STANDARD 105KEY BLACK ITALIAN KB PS2 KB-0511 2910509A711 KEYBOARD PRIMAX KB-0511 PS/2 KB PS2 KB-0511 29- STANDARD 105KEY BLACK FRENCH 10507A711 KEYBOARD PRIMAX KB-0511 PS/2 KB PS2 KB-0511 29- STANDARD - eMachines EL1852G | eMachines EL1852 Service Guide - Page 92
PS20P.033 KB PS2 KB-0511 2910501G111 KB KB-0511 PS/2 105KS BLACK YUGOSLAVIA KB.PS20P.034 KB.PS20P.069 KB PRIMAX KB-0511 PS/ MEMORY POINTING DEVICE MEMORY APACER DDR3 1333MHZ 1G UNB-DIMM GU502203EP0201 LF 128*8 0.065UM MEMORY DDR3 1333MHZ 1G UNBUFFERED DIMM W/O ECC F DIE (46NM) MEMORY Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 93
POWER SUPPLY 220W CHICONYPOWER PFC CPB09-D220A AAGASSI SCREW #6-32 L5 PAN NI SCREW I NO6-32 L5 BZN SCREW PAN #6-32 L6 NI BOXER WZS SCREW NO4-40 L6.5 PAN NI SCREW PAN M3 L5 BZN SCREW FLAT #6-32*3/16 NI SPEAKER ASI USB 2.0 Q4-08 USB SPEAKER NEOSONICA USB NEO 2003 WITH BLACK DPS-220 SPS Service Guide 85 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 94
design power Specification Intel® Pentium® Dual-Core Processors for Desktop E6800 E6700 E5800 E5700 3.33 GHz 3.2 GHz 3.2 GHz 3.0 GHz 1066 MHz 1066 MHz 800 MHz 800 MHz 12.5 10 16 15 2 MB 2 MB 2 MB 2 MB 45 nm 45 nm 45 nm 45 nm 65 W 65 W 65 W 65 W EL1852 Service Guide 86 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 95
rule Specification Integrated in the Intel® G41 Express Chipset 2 4 GB (using two 2 GB modules) 1066/1333 MT/s 1-, or 2 GB 240-pin DDR3 SO-DIMM Kingston, A-Data, Unifosa You can install memory modules in any combination as long as they match the above specifications. 87 EL1852 Service Guide - eMachines EL1852G | eMachines EL1852 Service Guide - Page 96
factor Interface Write/read speed Supported models Specification Integrated in the Integrated in the Intel® ICH7 Supports DVD-R/RW drive or DVD-Super Multi double-layer drive 5.25-inch standard SATA 16x • HLDS - DH40N • HLDS - GH60N • PLDS - DH-16D5SH • PLDS - DH-16ABSH EL1852 Service Guide 88 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 97
Card (MMC) - supports up to 32 GB • Reduced-Size MultiMediaCard (RS-MMC) - supports up to 2 TB • CompactFlash, Type I/II (CF, Type I and II) - supports up to 2 TB • Memory Stick PRO (MS PRO) - supports up to 32 GB Gigabit Ethernet Item Controller LAN protocol LAN connector type Specification - eMachines EL1852G | eMachines EL1852 Service Guide - Page 98
Power Management Devices Power Button USB Keyboard/Mouse PME RCT WOR S1 V V Disabled Disabled Disabled S3 V V Disabled Disabled Disabled S4 V N/A Disabled Disabled Disabled S5 V N/A Disabled Disabled Disabled EL1852 Service Guide 90 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 99
options 1 specifications 89 connector LAN 5 power 5 PS/2 keyboard 5 PS/2 mouse 5 D DIM checkpoints 45 disassembly procedures card reader assembly 37 expansion board 33 front I/O assembly 37 hard disk drive 29 HDD-ODD bracket 28 mainboard 40 memory 35 optical disc drive 29 power supply unit 35 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 100
90 specifications 2 Power Management Setup 15 power supply unit 24-pin ATX connector 66 4-pin ATX connector 67 remove 35 specifications 89 troubleshooting 55 Power-On Self-Test beep codes 56 checkpoints 43 error messages 46 processor specifications 86 troubleshooting 52 PSU, see power supply unit - eMachines EL1852G | eMachines EL1852 Service Guide - Page 101
system 10 Settings Load Default 20 side panel remove 24 slots expansion 5 software specifications antivirus 2 operating system 1 specifications audio 89 card reader 89 Ethernet 89 hard disk drive 88 memory 87 optical disc drive 88 power management 90 power supply unit 89 processor 86 system BIOS 87 - eMachines EL1852G | eMachines EL1852 Service Guide - Page 102
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EL1852 Service Guide
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