Acer Aspire 3750 Notebook Service Guide
Page 3
... To better fit local market requirements and enhance product competitiveness, your regional office may have decided to the basic configuration for Acer's global product offering. This service guide provides you with all technical information relating to extend the functionality of customer machines. ... and service of a machine (such as add-on your regional Web or channel. Example: At the prompt, type run -m Keyboard keys are shown in constant width. If, for whatever reason, a part number change is made, it supports, read the following general information...
... To better fit local market requirements and enhance product competitiveness, your regional office may have decided to the basic configuration for Acer's global product offering. This service guide provides you with all technical information relating to extend the functionality of customer machines. ... and service of a machine (such as add-on your regional Web or channel. Example: At the prompt, type run -m Keyboard keys are shown in constant width. If, for whatever reason, a part number change is made, it supports, read the following general information...
Acer Aspire 3750 Notebook Service Guide
Page 7
... W (for DIS) AC Adapter Battery 0 3S2P 5800 mAh 6-cell Li-ion standard battery pack Battery life: 5.1 hours Special Keys and Controls 0 Keyboard 0 86-/87-/91-key international language support Touchpad 0 Multi-gesture function, supporting two-finger scroll, pinch, rotate, flip I/O Ports 0 ...
... W (for DIS) AC Adapter Battery 0 3S2P 5800 mAh 6-cell Li-ion standard battery pack Battery life: 5.1 hours Special Keys and Controls 0 Keyboard 0 86-/87-/91-key international language support Touchpad 0 Multi-gesture function, supporting two-finger scroll, pinch, rotate, flip I/O Ports 0 ...
Acer Aspire 3750 Notebook Service Guide
Page 10
Top View 0 Figure 1-1. Turns the computer On and Off. 5 Keyboard For entering data into computer 6 Touchpad Touch-sensitive pointing device which functions like a computer mouse. 1-6 Hardware Specifications and Configurations Top View No Icon Item 1 1.3M ...
Top View 0 Figure 1-1. Turns the computer On and Off. 5 Keyboard For entering data into computer 6 Touchpad Touch-sensitive pointing device which functions like a computer mouse. 1-6 Hardware Specifications and Configurations Top View No Icon Item 1 1.3M ...
Acer Aspire 3750 Notebook Service Guide
Page 17
... TouchPad is the same as clicking the left and right buttons on a mouse. Using the Keyboard 0 The keyboard contains an embedded numeric keypad, a separate cursor, windows key, lock function keys, special and full sized keys. Figure 1-8. Table 1-8. Keyboard Lock Keys Hardware Specifications and Configurations 1-13 These two buttons are the equivalent of the...
... TouchPad is the same as clicking the left and right buttons on a mouse. Using the Keyboard 0 The keyboard contains an embedded numeric keypad, a separate cursor, windows key, lock function keys, special and full sized keys. Figure 1-8. Table 1-8. Keyboard Lock Keys Hardware Specifications and Configurations 1-13 These two buttons are the equivalent of the...
Acer Aspire 3750 Notebook Service Guide
Page 18
...key Description Caps Lock When on, all applications. 1-14 Hardware Specifications and Configurations Table 1-9. If an external keyboard or keypad is not changed by the attachment/removal (hot plug) of the external keyboard/keypad. Scroll Lock is not applicable for the cursor movement by default. Lock Keys 0 The... state is NOT used for all alphabetic characters are disabled. The key can toggle on and off via the internal keyboard (Fn+F11) or the external keyboard/keypad. Num Lock Off by the numeric keys. The state of the Num Lock is present, the Num Lock ...
...key Description Caps Lock When on, all applications. 1-14 Hardware Specifications and Configurations Table 1-9. If an external keyboard or keypad is not changed by the attachment/removal (hot plug) of the external keyboard/keypad. Scroll Lock is not applicable for the cursor movement by default. Lock Keys 0 The... state is NOT used for all alphabetic characters are disabled. The key can toggle on and off via the internal keyboard (Fn+F11) or the external keyboard/keypad. Num Lock Off by the numeric keys. The state of the Num Lock is present, the Num Lock ...
Acer Aspire 3750 Notebook Service Guide
Page 19
...'s context menu. Functions supported by Windows XP: < > + : Show the System Properties dialog box < > + : Open Ease of functions. Hardware Specifications and Configurations 1-15 Windows Keys 0 The keyboard has two keys that perform Windows-specific functions. Windows Logo key Application key Table 1-10.
...'s context menu. Functions supported by Windows XP: < > + : Show the System Properties dialog box < > + : Open Ease of functions. Hardware Specifications and Configurations 1-15 Windows Keys 0 The keyboard has two keys that perform Windows-specific functions. Windows Logo key Application key Table 1-10.
Acer Aspire 3750 Notebook Service Guide
Page 20
... key in Sleep mode. + + + + + + + Display toggle Display off Switches display output between the display screen, external monitor (if connected) and both. Decreases the screen brightness. Keyboard Hotkeys Table 1-11. Sleep Puts the computer in the combination. Turns the speakers On and Off. Brightness Up Brightness Down Volume up window.
... key in Sleep mode. + + + + + + + Display toggle Display off Switches display output between the display screen, external monitor (if connected) and both. Decreases the screen brightness. Keyboard Hotkeys Table 1-11. Sleep Puts the computer in the combination. Turns the speakers On and Off. Brightness Up Brightness Down Volume up window.
Acer Aspire 3750 Notebook Service Guide
Page 22
... 512M/1G/DDR5 VRAM PCIE X16 CPU Sandy Bridge DDR3 1333MHz DDR3 SDRAM X2 FDII X4 DMI X4 LCD Panel CRT HDMI LVDS CRT HDMI Keyboard Touchpad Debug Conn EC LPC PWM FAN LED Control SPI ROM PCIE PCH Cougar Point USB SATA Speaker Audio Jack Azalia Codec Realtek ALC271x Azalia...
... 512M/1G/DDR5 VRAM PCIE X16 CPU Sandy Bridge DDR3 1333MHz DDR3 SDRAM X2 FDII X4 DMI X4 LCD Panel CRT HDMI LVDS CRT HDMI Keyboard Touchpad Debug Conn EC LPC PWM FAN LED Control SPI ROM PCIE PCH Cougar Point USB SATA Speaker Audio Jack Azalia Codec Realtek ALC271x Azalia...
Acer Aspire 3750 Notebook Service Guide
Page 27
... Specification Darfon/Sunrex/Chicony 86-/87-/91-key international language support 86-/87-/91-key Yes Plug USB keyboard to Acer BIOS specification. Item BIOS ROM type BIOS ROM size Features LAN Interface Item LAN Chipset LAN connector type LAN connector... location Features Keyboard Type Item Total number of keypads Windows logo key Internal & external keyboard work simultaneously Features Specification WINBOND W25Q32BVSSIG MXIC MX25L3206EM2I-12G 4MB INSYDE code base Flash ROM 4 MB Support Acer UI Support multi-boot...
... Specification Darfon/Sunrex/Chicony 86-/87-/91-key international language support 86-/87-/91-key Yes Plug USB keyboard to Acer BIOS specification. Item BIOS ROM type BIOS ROM size Features LAN Interface Item LAN Chipset LAN connector type LAN connector... location Features Keyboard Type Item Total number of keypads Windows logo key Internal & external keyboard work simultaneously Features Specification WINBOND W25Q32BVSSIG MXIC MX25L3206EM2I-12G 4MB INSYDE code base Flash ROM 4 MB Support Acer UI Support multi-boot...
Acer Aspire 3750 Notebook Service Guide
Page 63
...disassembly LCD module disassembly The flowcharts provided in that order. For example, when removing the mainboard, remove first the keyboard, and LCD module then disassemble the inside assembly frame in the succeeding disassembly sections illustrate the entire disassembly sequence. MAIN SCREW LIST...M2x2.2L SCREW M2*3.5L SCREW M2*3.5L ESA1 SCREW M2_5*4L SCREW M2*3.5L Quantity 21.0/1 6.0/1 4.0/1 4.0/1 4.0/1 4.0/1 3.0/1 2.0/1 2.0/1 2.0/1 2.0/1 1.0/1 1.0/1 1.0/1 1.0/1 Acer Part Number 3-3 Observe the order of the sequence to avoid damage to any of the hardware components.
...disassembly LCD module disassembly The flowcharts provided in that order. For example, when removing the mainboard, remove first the keyboard, and LCD module then disassemble the inside assembly frame in the succeeding disassembly sections illustrate the entire disassembly sequence. MAIN SCREW LIST...M2x2.2L SCREW M2*3.5L SCREW M2*3.5L ESA1 SCREW M2_5*4L SCREW M2*3.5L Quantity 21.0/1 6.0/1 4.0/1 4.0/1 4.0/1 4.0/1 3.0/1 2.0/1 2.0/1 2.0/1 2.0/1 1.0/1 1.0/1 1.0/1 1.0/1 Acer Part Number 3-3 Observe the order of the sequence to avoid damage to any of the hardware components.
Acer Aspire 3750 Notebook Service Guide
Page 77
Figure 3-27. Keyboard Figure 3-28. Keyboard 3-17 Take care not to use excessive force when removing. 1. .Open 5 latches (ESC,F4, F8, F12, Del) on keyboard module by a pair of tweezers. Removing the Keyboard 0 + IMPORTANT: The keyboard is easily warped or damaged during the removal process.
Figure 3-27. Keyboard Figure 3-28. Keyboard 3-17 Take care not to use excessive force when removing. 1. .Open 5 latches (ESC,F4, F8, F12, Del) on keyboard module by a pair of tweezers. Removing the Keyboard 0 + IMPORTANT: The keyboard is easily warped or damaged during the removal process.
Acer Aspire 3750 Notebook Service Guide
Page 78
2. Keyboard Notice: Remove keyboard cable 1.Use a flexible connector tool to unlock the cable connector on both ends (no. 1). 2.Carefully pull out the keyboard cable (no. 2) with a pair of tweezers. 3.Lock the connector (no. 3) again to avoid possible breakage. 3-18 Turn over the keyboard plate and disconnect the keyboard FPC and remove the keyboard plate. Figure 3-29. Keyboard Figure 3-30.
2. Keyboard Notice: Remove keyboard cable 1.Use a flexible connector tool to unlock the cable connector on both ends (no. 1). 2.Carefully pull out the keyboard cable (no. 2) with a pair of tweezers. 3.Lock the connector (no. 3) again to avoid possible breakage. 3-18 Turn over the keyboard plate and disconnect the keyboard FPC and remove the keyboard plate. Figure 3-29. Keyboard Figure 3-30.
Acer Aspire 3750 Notebook Service Guide
Page 80
Remove 2screws(M2.5*3.5L)lift up top case then take it away. 3-20 Removing the TOP CASE Module 0 1. Refer to Removing the Keyboard. 2. Figure 3-31. TOP Case 3. Remove 6screws (M2.5*6L), disconnect Speaker Cable,Power Switch BD,TP BD FFC. TOP Case Figure 3-32.
Remove 2screws(M2.5*3.5L)lift up top case then take it away. 3-20 Removing the TOP CASE Module 0 1. Refer to Removing the Keyboard. 2. Figure 3-31. TOP Case 3. Remove 6screws (M2.5*6L), disconnect Speaker Cable,Power Switch BD,TP BD FFC. TOP Case Figure 3-32.
Acer Aspire 3750 Notebook Service Guide
Page 113
Replacing Key board module 0 1. Connect the keyboard FPC and install the keyboard on the top case. Key board 3-53 Key board Figure 3-94. Figure 3-93. Then press the four sides of keyboard to fix it on the top case.
Replacing Key board module 0 1. Connect the keyboard FPC and install the keyboard on the top case. Key board 3-53 Key board Figure 3-94. Figure 3-93. Then press the four sides of keyboard to fix it on the top case.
Acer Aspire 3750 Notebook Service Guide
Page 125
General Information 0 The following procedures are a guide for Acer products only. Obtain as much detailed information as described. Common Problems Symptoms (Verified) Power On Issues No Display Issues LCD Failure Keyboard Failure Touchpad Failure Internal Speaker Failure Microphone Failure USB Failure WLAN Failure Bluetooth Failure Card Reader Failure .... The step by re-creating the failure through diagnostic tests or repeating the operation that led to the problem. 3. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1.
General Information 0 The following procedures are a guide for Acer products only. Obtain as much detailed information as described. Common Problems Symptoms (Verified) Power On Issues No Display Issues LCD Failure Keyboard Failure Touchpad Failure Internal Speaker Failure Microphone Failure USB Failure WLAN Failure Bluetooth Failure Card Reader Failure .... The step by re-creating the failure through diagnostic tests or repeating the operation that led to the problem. 3. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1.
Acer Aspire 3750 Notebook Service Guide
Page 130
Do not replace a non-defective FRU: START Keyboard FFC Well Connected? NG Connect it Well Keyboard Ok? Keyboard Failure 4-6 Troubleshooting NG Replace Keyboard Replace M/B Figure 4-4. Keyboard Failure 0 If the Keyboard fails, perform the following, one at a time.
Do not replace a non-defective FRU: START Keyboard FFC Well Connected? NG Connect it Well Keyboard Ok? Keyboard Failure 4-6 Troubleshooting NG Replace Keyboard Replace M/B Figure 4-4. Keyboard Failure 0 If the Keyboard fails, perform the following, one at a time.
Acer Aspire 3750 Notebook Service Guide
Page 144
... 11 Install Hotkey service BDS 12 ASF Initialization BDS 13 PCI enumeration BDS 14 PCI resource assign complete BDS 15 PCI enumeration complete BDS 16 Keyboard Controller, keyboard and mouse initialization 4-20 Troubleshooting
... 11 Install Hotkey service BDS 12 ASF Initialization BDS 13 PCI enumeration BDS 14 PCI resource assign complete BDS 15 PCI enumeration complete BDS 16 Keyboard Controller, keyboard and mouse initialization 4-20 Troubleshooting
Acer Aspire 3750 Notebook Service Guide
Page 149
Jumper and Connector Locations Figure 5-1. Mainboard Top Table 5-1. Mainboard Top Item Description J3101 Keyboard Connector J3102 Touch Pad Connector J3704 Speaker Connector J4401 J4501 J5001 LPC Debug Card Connector (unmount) LVDS Connector PWM Fan Connector Item J5404 J5501 J5502 J6101 Description FPC_6P Connector (Power Board Connector) FPC_16P Connector (MB) (LED Board Connector) FPC_16P Connector (DB) (LED Board Connector) Bluetooth Connector J6601 SW3101 3G Connector (DB) TouchPad_SW_L Jumper and Connector Locations 5-1
Jumper and Connector Locations Figure 5-1. Mainboard Top Table 5-1. Mainboard Top Item Description J3101 Keyboard Connector J3102 Touch Pad Connector J3704 Speaker Connector J4401 J4501 J5001 LPC Debug Card Connector (unmount) LVDS Connector PWM Fan Connector Item J5404 J5501 J5502 J6101 Description FPC_6P Connector (Power Board Connector) FPC_16P Connector (MB) (LED Board Connector) FPC_16P Connector (DB) (LED Board Connector) Bluetooth Connector J6601 SW3101 3G Connector (DB) TouchPad_SW_L Jumper and Connector Locations 5-1
Acer Aspire 3750 Notebook Service Guide
Page 182
...-List CATEGORY Photo KEYBOARD KEYBOARD KEYBOARD KEYBOARD LCD Acer Part Name ACER PART NO. KEYBOARD ACER AC4T_A10B AC4T INTERNAL 14 STANDARD 87KS BLACK CZ/SK TEXTURE KB.I140A.207 KEYBOARD ACER AC4T_A10B AC4T INTERNAL 14 STANDARD 87KS BLACK BRAZILIAN PORTUGUESE TEXTURE KB.I140A.206 KEYBOARD ACER AC4T_A10B AC4T INTERNAL 14 STANDARD 87KS BLACK BELGIUM TEXTURE KB.I140A.205 KEYBOARD ACER AC4T_A10B AC4T INTERNAL 14...
...-List CATEGORY Photo KEYBOARD KEYBOARD KEYBOARD KEYBOARD LCD Acer Part Name ACER PART NO. KEYBOARD ACER AC4T_A10B AC4T INTERNAL 14 STANDARD 87KS BLACK CZ/SK TEXTURE KB.I140A.207 KEYBOARD ACER AC4T_A10B AC4T INTERNAL 14 STANDARD 87KS BLACK BRAZILIAN PORTUGUESE TEXTURE KB.I140A.206 KEYBOARD ACER AC4T_A10B AC4T INTERNAL 14 STANDARD 87KS BLACK BELGIUM TEXTURE KB.I140A.205 KEYBOARD ACER AC4T_A10B AC4T INTERNAL 14...