Acer Aspire 4250 Notebook Service Manual
Page 5
... Specifications Features 1-5 Operating System 1-5 Platform 1-5 System Memory 1-5 Display 1-5 Audio Subsystem 1-5 Graphics 1-6 Storage Subsystem 1-6 Privacy Control 1-6 Optical Media Drive 1-7 Communication 1-7 Dimension and Weight 1-7 Power Adapter and Battery 1-7 Special Keys and Controls 1-8 I/O Ports 1-8 Optional Items 1-8 Warranty 1-8 Environment 1-8 Software 1-9 Notebook Tour 1-10 Touchpad Basics 1-18 Using the Keyboard 1-19 Windows Keys 1-20 Hotkeys 1-21...
... Specifications Features 1-5 Operating System 1-5 Platform 1-5 System Memory 1-5 Display 1-5 Audio Subsystem 1-5 Graphics 1-6 Storage Subsystem 1-6 Privacy Control 1-6 Optical Media Drive 1-7 Communication 1-7 Dimension and Weight 1-7 Power Adapter and Battery 1-7 Special Keys and Controls 1-8 I/O Ports 1-8 Optional Items 1-8 Warranty 1-8 Environment 1-8 Software 1-9 Notebook Tour 1-10 Touchpad Basics 1-18 Using the Keyboard 1-19 Windows Keys 1-20 Hotkeys 1-21...
Acer Aspire 4250 Notebook Service Manual
Page 6
... (not available with this model 1-36 Mini Card 1-36 3G Card (not available in this model 1-36 Audio Codec and Amplifier 1-37 Audio Interface 1-38 Battery 1-38 VRAM (not available in this model 1-39 USB Port 1-39 AC Adapter 1-39 System Power Management 1-40 Card Reader 1-40 System LED Indicator 1-41...
... (not available with this model 1-36 Mini Card 1-36 3G Card (not available in this model 1-36 Audio Codec and Amplifier 1-37 Audio Interface 1-38 Battery 1-38 VRAM (not available in this model 1-39 USB Port 1-39 AC Adapter 1-39 System Power Management 1-40 Card Reader 1-40 System LED Indicator 1-41...
Acer Aspire 4250 Notebook Service Manual
Page 7
Crisis Disk Recovery 2-28 CHAPTER 3 Machine Maintenance Procedures Introduction 3-5 General Information 3-5 Recommended Equipment 3-5 Maintenance Flowchart 3-6 Getting Started 3-7 Battery Pack Removal 3-8 Battery Pack Installation 3-8 Dummy Card Removal 3-9 Dummy Card Installation 3-9 Keyboard Removal 3-10 Keyboard Installation 3-11 Base Assembly Removal 3-12 Base Assembly Installation 3-13 ODD (Optical Disk ...
Crisis Disk Recovery 2-28 CHAPTER 3 Machine Maintenance Procedures Introduction 3-5 General Information 3-5 Recommended Equipment 3-5 Maintenance Flowchart 3-6 Getting Started 3-7 Battery Pack Removal 3-8 Battery Pack Installation 3-8 Dummy Card Removal 3-9 Dummy Card Installation 3-9 Keyboard Removal 3-10 Keyboard Installation 3-11 Base Assembly Removal 3-12 Base Assembly Installation 3-13 ODD (Optical Disk ...
Acer Aspire 4250 Notebook Service Manual
Page 12
Features 1-5 Operating System 1-5 Platform 1-5 System Memory 1-5 Display 1-5 Audio Subsystem 1-5 Graphics 1-6 Storage Subsystem 1-6 Privacy Control 1-6 Optical Media Drive 1-7 Communication 1-7 Dimension and Weight 1-7 Power Adapter and Battery 1-7 Special Keys and Controls 1-8 I/O Ports 1-8 Optional Items 1-8 Warranty 1-8 Environment 1-8 Software 1-9 Notebook Tour 1-10 Touchpad Basics 1-18 Using the Keyboard 1-19 Windows Keys 1-20 Hotkeys 1-21 ...
Features 1-5 Operating System 1-5 Platform 1-5 System Memory 1-5 Display 1-5 Audio Subsystem 1-5 Graphics 1-6 Storage Subsystem 1-6 Privacy Control 1-6 Optical Media Drive 1-7 Communication 1-7 Dimension and Weight 1-7 Power Adapter and Battery 1-7 Special Keys and Controls 1-8 I/O Ports 1-8 Optional Items 1-8 Warranty 1-8 Environment 1-8 Software 1-9 Notebook Tour 1-10 Touchpad Basics 1-18 Using the Keyboard 1-19 Windows Keys 1-20 Hotkeys 1-21 ...
Acer Aspire 4250 Notebook Service Manual
Page 17
...DVD+RW, 5X DVD-RAM Communication 0 Acer Video Conference: Acer Crystal Eye webcam, 1280 x 1024 resolution WLAN: Acer InviLink™ Nplify™ 802.11b/g/n Wi-Fi CERTIFIED™ Acer InviLink™ 802.11b/g Wi-Fi CERTIFIED™ Supporting Acer SignalUp™ wireless technology LAN: Gigabit... Ethernet, Wake-on-LAN ready Dimension and Weight 0 Dimensions: 342 (W) x 249 (D) x 28.5/33.5 (H) mm (13.68 x 9.96 x 1.14/1.34 inches) Weight: 2.2 kg (4.86 lbs.) with 6-cell battery pack Power Adapter and Battery 0 ACPI 3.0...
...DVD+RW, 5X DVD-RAM Communication 0 Acer Video Conference: Acer Crystal Eye webcam, 1280 x 1024 resolution WLAN: Acer InviLink™ Nplify™ 802.11b/g/n Wi-Fi CERTIFIED™ Acer InviLink™ 802.11b/g Wi-Fi CERTIFIED™ Supporting Acer SignalUp™ wireless technology LAN: Gigabit... Ethernet, Wake-on-LAN ready Dimension and Weight 0 Dimensions: 342 (W) x 249 (D) x 28.5/33.5 (H) mm (13.68 x 9.96 x 1.14/1.34 inches) Weight: 2.2 kg (4.86 lbs.) with 6-cell battery pack Power Adapter and Battery 0 ACPI 3.0...
Acer Aspire 4250 Notebook Service Manual
Page 18
Special Keys and Controls 0 Keyboard 105-US/106-UK key New Acer TM7T flat keyboard with international language support Touchpad Multi-gesture touchpad, supporting two-finger scroll, pinch, rotate, flip Media keys Media control keys (printed on .../line-out jack Microphone-in jack Ethernet (RJ-45) port DC-in jack for AC adapter Optional Items 0 1/2/4 GB DDR3 soDIMM module 6-cell Li-ion battery pack 3-pin 65 W AC adapter Warranty 0 One-year International Travelers Warranty (ITW) Environment 0 Temperature: Operating: 41 F to 95 F (5 C to 35 C) Non-operating: -4 F to -149 F (20...
Special Keys and Controls 0 Keyboard 105-US/106-UK key New Acer TM7T flat keyboard with international language support Touchpad Multi-gesture touchpad, supporting two-finger scroll, pinch, rotate, flip Media keys Media control keys (printed on .../line-out jack Microphone-in jack Ethernet (RJ-45) port DC-in jack for AC adapter Optional Items 0 1/2/4 GB DDR3 soDIMM module 6-cell Li-ion battery pack 3-pin 65 W AC adapter Warranty 0 One-year International Travelers Warranty (ITW) Environment 0 Temperature: Operating: 41 F to 95 F (5 C to 35 C) Non-operating: -4 F to -149 F (20...
Acer Aspire 4250 Notebook Service Manual
Page 21
... hard disk drive is charging. 2. Opened Front View # Icon Item 8 Power indicator Description Indicates the computer's power status. Charging: The light shows amber when the battery is active. Delivers audio output. Hardware Specifications and Configurations 1-11 Table 1-1. Communication indicator Indicates the computer's wireless connectivity device status. 9 Palmrest 10 Speaker Comfortable support...
... hard disk drive is charging. 2. Opened Front View # Icon Item 8 Power indicator Description Indicates the computer's power status. Charging: The light shows amber when the battery is active. Delivers audio output. Hardware Specifications and Configurations 1-11 Table 1-1. Communication indicator Indicates the computer's wireless connectivity device status. 9 Palmrest 10 Speaker Comfortable support...
Acer Aspire 4250 Notebook Service Manual
Page 24
Rear View Table 1-4. Figure 1-4. Rear View # Icon 1 Item Battery bay Description Houses the computer's battery pack. 1-14 Hardware Specifications and Configurations
Rear View Table 1-4. Figure 1-4. Rear View # Icon 1 Item Battery bay Description Houses the computer's battery pack. 1-14 Hardware Specifications and Configurations
Acer Aspire 4250 Notebook Service Manual
Page 27
Figure 1-7. Locks the battery in position. 3 Ventilation slots Enable the computer to stay cool, even after prolonged use. 4 Battery release latch Releases the battery for removal. Hardware Specifications and Configurations 1-17 Base View Table 1-7. Base View # Icon Item 1 Battery bay 2 Battery lock Description Houses the computer's battery pack.
Figure 1-7. Locks the battery in position. 3 Ventilation slots Enable the computer to stay cool, even after prolonged use. 4 Battery release latch Releases the battery for removal. Hardware Specifications and Configurations 1-17 Base View Table 1-7. Base View # Icon Item 1 Battery bay 2 Battery lock Description Houses the computer's battery pack.
Acer Aspire 4250 Notebook Service Manual
Page 34
... 13.46 in Height (front to rear) 19.4/25.4 mm 0.76/0.99 in Weight (equipped with 2.15 kg with 6-cell battery optical drive, flash drive, and battery) 4.73 lbs with 6-cell battery Input power Operating voltage 19V Operating current 3.42A Temperature Operating (not writing to optical disc) 0°C to 35°C 32°...
... 13.46 in Height (front to rear) 19.4/25.4 mm 0.76/0.99 in Weight (equipped with 2.15 kg with 6-cell battery optical drive, flash drive, and battery) 4.73 lbs with 6-cell battery Input power Operating voltage 19V Operating current 3.42A Temperature Operating (not writing to optical disc) 0°C to 35°C 32°...
Acer Aspire 4250 Notebook Service Manual
Page 48
... 11-54 Mbps, up to 270 Mbps for Draft-N 11-54 Mbps, up to 270 Mbps for Draft-N b, g, n b, g, n PCI-E PCI-E Battery Item Vendor & Model name Battery Type Pack capacity Number of battery cell Package configuration Specification Panasonic AS10D51, Samsung AS2010D, Sanyo 3UR18650, Simplo AS2010D, Sony AS10D41 Lithium-Ion 4400mAh 6 2P3S 1-38 Hardware Specifications...
... 11-54 Mbps, up to 270 Mbps for Draft-N 11-54 Mbps, up to 270 Mbps for Draft-N b, g, n b, g, n PCI-E PCI-E Battery Item Vendor & Model name Battery Type Pack capacity Number of battery cell Package configuration Specification Panasonic AS10D51, Samsung AS2010D, Sanyo 3UR18650, Simplo AS2010D, Sony AS10D41 Lithium-Ion 4400mAh 6 2P3S 1-38 Hardware Specifications...
Acer Aspire 4250 Notebook Service Manual
Page 51
Hardware Specifications and Configurations 1-41 System LED Indicator Lock Item System state HDD access state Wireless state Power button backlight Battery state Back up state Arcade module state Finger print module state Specification Caps Lock on = Blue Caps Lock on = Blue Blue ...color on: S3 HDD access active = Blue Wifi on = Amber Blue color solid on: System on Blue color off: System off Full charging = Blue Battery charging = Amber Back up active = Blue Arcade module active = Blue Finger print module active = Blue System DMA Specification Legacy Mode Power Management DMA0 N/A ...
Hardware Specifications and Configurations 1-41 System LED Indicator Lock Item System state HDD access state Wireless state Power button backlight Battery state Back up state Arcade module state Finger print module state Specification Caps Lock on = Blue Caps Lock on = Blue Blue ...color on: S3 HDD access active = Blue Wifi on = Amber Blue color solid on: System on Blue color off: System off Full charging = Blue Battery charging = Amber Back up active = Blue Arcade module active = Blue Finger print module active = Blue System DMA Specification Legacy Mode Power Management DMA0 N/A ...
Acer Aspire 4250 Notebook Service Manual
Page 70
... Utilities NOTE: NOTE: Use AC adaptor power supply when running Flash utility. Copy Flash Utility to finish loading BIOS Flash, do not boot system. If battery pack does not contain power to bootable USB HDD. 3. BIOS Flash Utilities 0 BIOS Flash memory updates are required for the following to run Flash. 1. NOTE...
... Utilities NOTE: NOTE: Use AC adaptor power supply when running Flash utility. Copy Flash Utility to finish loading BIOS Flash, do not boot system. If battery pack does not contain power to bootable USB HDD. 3. BIOS Flash Utilities 0 BIOS Flash memory updates are required for the following to run Flash. 1. NOTE...
Acer Aspire 4250 Notebook Service Manual
Page 86
Introduction 3-5 General Information 3-5 Recommended Equipment 3-5 Maintenance Flowchart 3-6 Getting Started 3-7 Battery Pack Removal 3-8 Battery Pack Installation 3-8 Dummy Card Removal 3-9 Dummy Card Installation 3-9 Keyboard Removal 3-10 Keyboard Installation 3-11 Base Assembly Removal 3-12 Base Assembly Installation 3-13 ODD (Optical Disk ...
Introduction 3-5 General Information 3-5 Recommended Equipment 3-5 Maintenance Flowchart 3-6 Getting Started 3-7 Battery Pack Removal 3-8 Battery Pack Installation 3-8 Dummy Card Removal 3-9 Dummy Card Installation 3-9 Keyboard Removal 3-10 Keyboard Installation 3-11 Base Assembly Removal 3-12 Base Assembly Installation 3-13 ODD (Optical Disk ...
Acer Aspire 4250 Notebook Service Manual
Page 90
It shows information on what components may need to be removed and installed during servicing. Battery SD Dummy Card Keyboard Base Assembly ODD Module USB Module Mainboard HDD Module DIMM Module WLAN Module Power Switch Board LCD Module Speaker Module Thermal Module LCD Bezel DC-in Figure 3-1 shows a graphic representation of the module removal and installation sequences. Maintenance Flow 3-6 LCD Brackets Machine Maintenance Procedures Maintenance Flowchart 0 The flowchart in Jake LCD Panel Camera LVDS Cable Figure 3-1.
It shows information on what components may need to be removed and installed during servicing. Battery SD Dummy Card Keyboard Base Assembly ODD Module USB Module Mainboard HDD Module DIMM Module WLAN Module Power Switch Board LCD Module Speaker Module Thermal Module LCD Bezel DC-in Figure 3-1 shows a graphic representation of the module removal and installation sequences. Maintenance Flow 3-6 LCD Brackets Machine Maintenance Procedures Maintenance Flowchart 0 The flowchart in Jake LCD Panel Camera LVDS Cable Figure 3-1.
Acer Aspire 4250 Notebook Service Manual
Page 92
Push battery lock/unlock latch (A) to release position (Figure 3-3). 4. Lock battery lock/unlock latch (A) (Figure 3-3). 3-8 Machine Maintenance Procedures C A B Figure 3-3. Hold latch (B) in release position and install battery (C) (Figure 3-3). 2. Battery Pack Installation 0 1. Lift battery pack (C) from battery bay (Figure 3-3). Battery + IMPORTANT: Follow local regulations for battery (C) disposal (Figure 3-3). Battery Pack Removal 0 1. Push and hold battery release latch (B) to unlock position (Figure 3-3). 3. Put computer on flat surface, battery side is up. 2.
Push battery lock/unlock latch (A) to release position (Figure 3-3). 4. Lock battery lock/unlock latch (A) (Figure 3-3). 3-8 Machine Maintenance Procedures C A B Figure 3-3. Hold latch (B) in release position and install battery (C) (Figure 3-3). 2. Battery Pack Installation 0 1. Lift battery pack (C) from battery bay (Figure 3-3). Battery + IMPORTANT: Follow local regulations for battery (C) disposal (Figure 3-3). Battery Pack Removal 0 1. Push and hold battery release latch (B) to unlock position (Figure 3-3). 3. Put computer on flat surface, battery side is up. 2.
Acer Aspire 4250 Notebook Service Manual
Page 94
Turn the keyboard over so that the keypad (C) is face down on the seven (7) locking latches until the keyboard disengages and separates from mainboard connector (B) (Figure 3-6). Figure 3-5. B A C 3-10 Figure 3-6. Keyboard Latches 2. Disconnect keyboard FPC (A) from the system (Figure 3-5). Keyboard FPC Machine Maintenance Procedures Press upward on the palm rest (Figure 3-6). 3. Keyboard Removal 0 Prerequisite: Battery Pack Removal 1.
Turn the keyboard over so that the keypad (C) is face down on the seven (7) locking latches until the keyboard disengages and separates from mainboard connector (B) (Figure 3-6). Figure 3-5. B A C 3-10 Figure 3-6. Keyboard Latches 2. Disconnect keyboard FPC (A) from the system (Figure 3-5). Keyboard FPC Machine Maintenance Procedures Press upward on the palm rest (Figure 3-6). 3. Keyboard Removal 0 Prerequisite: Battery Pack Removal 1.
Acer Aspire 4250 Notebook Service Manual
Page 95
Connect keyboard FPC (A) to Figure 3-6. 3. Machine Maintenance Procedures 3-11 Press down on the system. Keyboard Installation 0 1. Refer to mainboard connector (B). Turn the keyboard over and align the keyboard with the indentation in the upper cover. 4. Put the keyboard face down to secure the latches on the palm rest (C). Install battery. CAUTION: Keyboard FPC (Flexible Printed Circuit) can be damaged if removed while mainboard connector is locked. Refer to Figure 3-5. 5. ! Refer to Figure 3-6. 2.
Connect keyboard FPC (A) to Figure 3-6. 3. Machine Maintenance Procedures 3-11 Press down on the system. Keyboard Installation 0 1. Refer to mainboard connector (B). Turn the keyboard over and align the keyboard with the indentation in the upper cover. 4. Put the keyboard face down to secure the latches on the palm rest (C). Install battery. CAUTION: Keyboard FPC (Flexible Printed Circuit) can be damaged if removed while mainboard connector is locked. Refer to Figure 3-5. 5. ! Refer to Figure 3-6. 2.
Acer Aspire 4250 Notebook Service Manual
Page 96
Base Assembly Screw Location 3-12 Machine Maintenance Procedures Figure 3-7. Remove twenty four (24) screws securing the base assembly in place (Figure 3-7). Base Assembly Removal 0 Prerequisite: Battery Pack Removal 1.
Base Assembly Screw Location 3-12 Machine Maintenance Procedures Figure 3-7. Remove twenty four (24) screws securing the base assembly in place (Figure 3-7). Base Assembly Removal 0 Prerequisite: Battery Pack Removal 1.
Acer Aspire 4250 Notebook Service Manual
Page 97
... Red Call out Size M2.0*3.0 M2.5*6.5 Quantity 6 18 Screw Type Machine Maintenance Procedures 3-13 Base Assembly Removal Base Assembly Installation 0 1. Refer to Figure 3-8. 3. Figure 3-8. Install battery. Release the tabs on the bottom edge of the base assembly. Align the base assembly onto the device (Figure 3-8). 2. Install and secure twenty four (24...
... Red Call out Size M2.0*3.0 M2.5*6.5 Quantity 6 18 Screw Type Machine Maintenance Procedures 3-13 Base Assembly Removal Base Assembly Installation 0 1. Refer to Figure 3-8. 3. Figure 3-8. Install battery. Release the tabs on the bottom edge of the base assembly. Align the base assembly onto the device (Figure 3-8). 2. Install and secure twenty four (24...