eMachines EL1852 Support Question
eMachines EL1852 Support Question
Find answers below for this question about eMachines EL1852.Need a eMachines EL1852 manual? We have 1 online manual for this item!
Question posted by rajahappy2 on August 30th, 2014
How To Upgrade Video Card For Emachine El1852g
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Related eMachines EL1852 Manual Pages
eMachines EL1852 Service Guide - Page 1
eMachines EL1852 Service Guide
PRINTED IN TAIWAN
eMachines EL1852 Service Guide - Page 2
Date
Chapter
Updates
ii
EL1852 Service Guide Revision History
Refer to the table below for changes made on this version of the EL1852 Desktop Computer Service Guide.
eMachines EL1852 Service Guide - Page 5
...personnel/channel to provide you with all technical information relating to -date information available on card, modem, or extra memory capability). FRU Information
Please note WHEN ORDERING FRU PARTS,...made, it will NOT be noted in the FRU list of this generic service guide. EL1852 Service Guide
v
Service Guide Coverage
This Service Guide provides you with further technical details....
eMachines EL1852 Service Guide - Page 7
... 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 Mainboard 40 Hardware Diagnostic Procedure 41 System Check Procedures 41 Checkpoints 42 POST ... 71
Field Replaceable Unit (FRU) List 73
Exploded Diagram 74 EL1852 FRU List 75
Technical Specifications 86
Processor 86 Chipsets 87 BIOS 87...
eMachines EL1852 Service Guide - Page 10
... Power button
2
EL1852 Service Guide Memory Stick (MS) - USB ports (two) - Ethernet jack (RJ45) - Microphone, line-out, and line-in -1 card reader • The following memory cards are supported:
-... (CF) Types I /O ports
LED indicators
Description
• Front panel - Component Card reader (optional)
Power supply Antivirus software System BIOS
Power management
Audio
Item Audio codec ...
eMachines EL1852 Service Guide - Page 12
Front View
No. System Tour
The pictures and tables in -1 card reader
7
USB 2.0 ports
4
EL1852 Service Guide Component
1
Optical drive eject button
2
Optical drive cover
3
Power button/indicator
4
Microphone-in jack
5
Headphone jack
6
Multi-in this section illustrate the physical outlook of the computer.
eMachines EL1852 Service Guide - Page 13
EL1852 Service Guide
5
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
...Line-out jack
13
Expansion slots
NOTE The I/O ports on the upper chassis area are additional items made possible with the installation of an expansion card option. Rear Panel
No.
eMachines EL1852 Service Guide - Page 31
... all peripherals. 3.
Make sure that the optical disc drive and the optional card reader slots are empty. 2.
Unplug the power cord from the computer. 5.
Turn off the power to disassemble the desktop computer for the different components vary in size. EL1852 Service Guide
23 Place the computer on how to the computer and...
eMachines EL1852 Service Guide - Page 41
Push to the left and remove (2) from the expansion card bracket opposite the PCI_1 slot.
2.
Gently pull up the expansion board (1), move it slightly to open the expansion slot lock in the direction indicated.
3. EL1852 Service Guide
33 Remove the screw from the slot. Removing the Expansion Boards
1.
eMachines EL1852 Service Guide - Page 42
4. Remove the screw from the slot.
34
EL1852 Service Guide Gently pull up the TV tuner board (1), move it slightly to the left and remove (2) from the expansion card bracket opposite the PCIEX2 slot. 5.
eMachines EL1852 Service Guide - Page 45
Removing the Front I /O and card reader cables from their mainboard connectors.
Tilt the power supply module slightly to the right and lift it out of the chassis.
Disconnect the power button/LED, front I /O and Card Reader Assembly
1. EL1852 Service Guide
37 5.
eMachines EL1852 Service Guide - Page 46
Remove the screw that secures the bracket to the chassis.
38
EL1852 Service Guide Open the plastic clip (1) and release the cables from the card. Remove the cables. 4. 2. Detach the cables from the metal clip (2) in the direction indicated. 3.
eMachines EL1852 Service Guide - Page 47
EL1852 Service Guide
39
5. Remove the two screws that secure the front I /O and card reader assembly from the chassis.
6. Pull the bracket out from the bracket. Remove the front I /O and card reader assembly to the bracket. 7.
eMachines EL1852 Service Guide - Page 49
...installed drives. 8. Unplug the power cord from the computer. 4. Non-Acer products, prototype cards, or modified options can not be powered on a flat, steady surface. 5. Remove ...Verify that the processor, memory module(s), and expansion board(s) are not blocked. 3. EL1852 Service Guide
41 Verify the symptoms by attempting to the System Internal Inspectionprocedure. System ...
eMachines EL1852 Service Guide - Page 50
... that occur during bootblock and Power-On Self Test (POST) to as a POST card or POST diagnostic card. Test base 512 KB memory. Set stack.
Perform keyboard controller BAT test.
Disable ... cards that occur after the video card has been activated. Viewing BIOS Checkpoints
Viewing all RAM below 1MB Read-Write including E000 and F000 shadow areas but closing SMRAM.
42
EL1852 Service...
eMachines EL1852 Service Guide - Page 51
... Restore CPUID value back into register. Checkpoint 03 04
05
Description
Disable NMI, Parity, video for pre-defined recovery file name in root directory. Also initialize BIOS modules on media.... write enabled through chipset and OEM specific method.
If the CMOS checksum is OK. EL1852 Service Guide
43 Checkpoint DA
Description
Restore CPUID value back into register. See POST Code...
eMachines EL1852 Service Guide - Page 52
... byte is being done on message, CPU information, setup key message, and any platform specific BIOS modules.
Detects and initializes the video adapter installed in system RAM size if needed.
44
EL1852 Service Guide
Initializes DMAC-1 & DMAC-2.
Display total memory in the system. etc.) successfully installed in PIC for more information. Traps...
eMachines EL1852 Service Guide - Page 53
... 1 initializes all device nodes, PCI devices, and PnP ISA cards. Function 2 searches for chipset vendors and system manufacturers. Build ... the system configuration screen if enabled. OEM POST Error. EL1852 Service Guide
45 Checkpoint 52
60 75 78 7A 7C ...Programming the memory hole or any PnP, PCI, or AGP video devices. Initializes NUM-LOCK status and programs the KBD typematic rate...
eMachines EL1852 Service Guide - Page 62
...
Symptom/Error Real-time clock is readable). • Mainboard • Monitor signal connection/cable • Monitor • Video adapter card • Mainboard
• Monitor signal connection/cable • Video adapter card • Mainboard
54
EL1852 Service Guide Display problem • Incorrect colors • No high intensity • Missing, broken, or incorrect characters •...
eMachines EL1852 Service Guide - Page 64
...problem with known good modules.
If the system video adapter is an add-in card. Consult your system manufacturer's technical support.
...time until the problem happens again. Remove all expansion boards except the video adapter.
• If beep codes are generated when all other expansion... memory error (system video adapter)
Troubleshooting POST BIOS Beep Codes
Number of interference by a ...
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