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Acer Z5751, Z3751, Z3750, Z5750 manual Remove the screws securing the scaler board cover

Models: Z5750 Z3751 Z5751 Z3750

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4.Remove the screws securing the scaler board cover.

Quantity	Color	Torque	Part Number

4	Chrome	4.5 +/- 0.3 kgf-cm	86.00B75.240

5.Remove the speakers.

Aspire Z3750 / Z3751 / Z5750 / Z5751 AIO Computer Service Guide

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Acer Z5751, Z3751, Z3750, Z5750 manual Remove the screws securing the scaler board cover

Contents

Information, go to http//csd.acer.com.tw Revision History Date Chapter Updates Copyright Conventions Service Guide Coverage Page Table of Contents Online Support Information 149 Index 151 Component Description System Features Aspect Description Physical Specifications Icon Component System Tour Left View Right and Rear Views Chipsets Hardware Specifications ProcessorSpecification Intel Core Intel Pentium Specification Hlds CT21N SataHlds GT31N Plds DS-8A5SH Wireless LAN LG LM215WF1 CcflLvds LG LM230WF1 TLA5 LFPage System Utilities Cmos Setup Utility Accessing the Setup Utility Key Function Navigating through the Setup Utility Field Description Product Information All, But Keyboard Standard Cmos FeaturesField Description Value Disabled Advanced Bios FeaturesEnabled Pcie Advanced Chipset FeaturesAMD-V Auto Native IDE Integrated Peripherals Last State Power Management SetupS3 STR 5VSB Vbat PC Health Status DIMM/PCI Frequency/Voltage Control Bios Security Features To set a system password Save & Exit Setup Load Default Settings Exit Without Saving Page Pre-disassembly Procedure Disassembly Tools Quantity Color Torque Part Number Disassembly ProceduresRemoving the Computer Stand Removing the I/O Cable Cover Removing the Rear Cover Removing the B-CAS Card Bracket Removing the I/O Cable Plate Removing the Optical Disc Drive Quantity Color Torque Part Number Removing the Scaler Board Quantity Color Torque Part Number Removing the USB/Audio Board Quantity Color Torque Part Number Removing the Speakers Remove the screws securing the scaler board cover Removing the Wall Mount Plate Removing the Inverter Board Remove the screws securing the inverter board Removing the Graphics Card Quantity Color Torque Part Number Removing the Hard Disk Drive Remove the screw securing the hard drive Removing the Power Supply Unit Remove the screw securing the PSU Removing the Heat Sink Fan HSF Assembly Removing the Processor Removing the Memory Modules Removing the Mainboard Remove the screws securing the mainboard Removing the Side Bezel Removing the I/O ShieldPage Removing the Front Bezel Page Removing the Capacitive LED Board Removing the Bluetooth Module Removing the Light Bars Removing the Webcam Module Removing the Power Button Removing the Speaker Mesh Cover Assembly Removing the Touchscreen Control Board Removing the LCD Panel Removing the LCD Lvds Cable Removing the LCD Panel Brackets Removing the System Cables System External Inspection Hardware Diagnostic ProcedurePower System Check Checkpoint Description Viewing Bios CheckpointsBoot Block Initialization Code Checkpoints System Internal Inspection Boot Block Recovery Code Checkpoints Post Code Checkpoints Memory test. Display total memory in the system DIM Code Checkpoints Post Error Messages Message Description Memory Storage Device Message Description Virus-related Message Displayed Description Cmos Index of Symptom-to-FRU Error Messages Optical Disc Drive-related Symptoms Symptom/Error Action/FRU Hard Disk Drive-related Symptoms Symptom/Error Action/FRU Video and Monitor-related Symptoms Symptom/Error Action/FRU Real-Time Clock-related Symptoms Symptom/Error Action/FRUAudio-related Symptoms Symptom/Error Action/FRU Modem-related Symptoms Symptom/Error Action/FRU Power Supply-related Symptoms Symptom/Error Action/FRU Printer-related Symptoms Symptom/Error Action/FRUKeyboard-related Symptoms Symptom/Error Action/FRU Beep Status Possible Causes Beep Codes Performing a Bios Recovery Bios RecoveryCreating the Bios Crisis Recovery Disk To clear the Cmos data Clearing Cmos System Architecture Block Diagram Code Component Mainboard Layout DIMM2 BAT1Cpufan DIMM4Page Field Replaceable Unit FRU List Exploded Diagram Page Boards FRU ListCategory Part Name Part Number Processor Wireless antennas Hard drive Heat sink fanMemory Speakers Optical drive LCD panel Case / Cover / Bracket / Assembly IO Cover Assembly HingePower Cage Bracket Hinge Cover Cables AC power cord Power supply unit Keyboard CategoryPart Name Slovenian Keyboard 105KEY LITE-ON SK-9621 USB Silver Portuguese Keyboard 105KEY LITE-ON SK-9621 USB SilverRomanian Keyboard 105KEY LITE-ON SK-9621 USB Silver Slovak Keyboard 105KEY LITE-ON SK-9621 USB Silver CZECH/SLOVAK Keyboard 105KEY LITE-ON SK-9660 RF2.4 Silver Keyboard 105KEY LITE-ON SK-9660 RF2.4 SilverARABIC/FRENCH Keyboard 105KEY LITE-ON SK-9660 RF2.4 Silver Belgium Keyboard 105KEY LITE-ON SK-9660 RF2.4 Silver Miscellaneous MouseScrews Page Model Definitions and Configurations Common model features Aspire Z3750 / Z3751 / Z5750 / Z5751 Model Configurations PFC PRC USB USB/A1 VGA U2GBI U1GBI Bsmi USB USB/A1 W7HP Nbdrw S1.SE EMEA00 Type KitDTX AIO 007 2G*2/1000G*1/NSM8XS/B23 DVI/DSUB Dtxa ATX Aspire Z3750 / Z3751 / Z5750 / Z5751 Service Guide 114 HSDPA/UMTS/EDGE/GPRS/GSM Device Name VendorW37G Hdmi TC-37MPK VGA/HDMI Data USB HDDUSB ODD U1GBIII13 Approved Vendor Lists AVLsAspire AZ3750 AVL Component Vendor Type Description Part Number WCC4H Hgst HgstW3EA NBDRW4XS WCC4HNBDCB4XS Hlds NBDCB4XS DVI/DSUB ATX DVI/DSUB ATX ATX BKT RohsDVI/DSUB ATX ATX BKT Rohs 4 Layer Cost Down DVI/DSUB ATX BKT Rohs 4 Layer Cost Down USB/A1 AUO D21.5WUXGALPL D21.5WUXGA Keyboard Lite-On SK-9621 USB 105KS Silver UK KB.USB0B.304 Component Vendor Type Description Part Number Component Vendor Type Description Part Number Aspire AZ3751 AVL Hgst WCC4H DVI/DSUB ATX ATX BKT Rohs AUO D21.5WUXGA Continuation Component Vendor Type Description Part Number Component Vendor Type Description Part Number U1GBIII10 Aspire AZ5750 AVL Hgst WCC4H DVI/DSUB ATX ATX BKT Rohs LPL D23FHD D23FHD Continuation Component Vendor Type Description Part Number Component Vendor Type Description Part Number Aspire AZ5751 AVL Memory Hynix WCC4H DVI/DSUB ATX ATX BKT Rohs D23FHD Continuation Component Vendor Type Description Part Number Component Vendor Type Description Part Number Online Support Information Page Index Page Light bar/capacitive LED function cable Beep codes 82 checkpoints 70 error messages