Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 39
... Disk to update the system BIOS flash ROM. cold boot) while holding down the Fn + ESC key. 7. If the battery pack does not contain enough power to a bootable USB device containing the Crisis Disk. 3. Turn off state (i.e. The system should create a Crisis Disk (See "Creating the Crisis Disk in... to run the Flash utility. Use the Flash utility to any USB port. 5. Make sure the AC adapter is connected to a power outlet and plugged in Windows" on the system from the USB device and perform crisis recovery action. After POST, release Fn + ESC key...
... Disk to update the system BIOS flash ROM. cold boot) while holding down the Fn + ESC key. 7. If the battery pack does not contain enough power to a bootable USB device containing the Crisis Disk. 3. Turn off state (i.e. The system should create a Crisis Disk (See "Creating the Crisis Disk in... to run the Flash utility. Use the Flash utility to any USB port. 5. Make sure the AC adapter is connected to a power outlet and plugged in Windows" on the system from the USB device and perform crisis recovery action. After POST, release Fn + ESC key...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 42
... board, you do the following: 1. Observe the order of the sequence to avoid damage to the system and all power and signal cables from the system. 3. Remove the battery pack. Unplug the AC adapter and all peripherals. 2. Place the system on a flat, stable surface. 4. General Information Pre-disassembly Instructions Before proceeding with...
... board, you do the following: 1. Observe the order of the sequence to avoid damage to the system and all power and signal cables from the system. 3. Remove the battery pack. Unplug the AC adapter and all peripherals. 2. Place the system on a flat, stable surface. 4. General Information Pre-disassembly Instructions Before proceeding with...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 93
... correct, go to main board. 2. Boot from the computer and measure the output voltage at the plug of the power adapter cable. NOTE: Make sure that power is supplied. 3. Memory Check Memory errors might stop system operations, show error messages on the computer using each of the...charge does not work , reconnect the cable connector and repeat the failing operation. A loose connection can cause an error. then check that power is not correct, replace the power adapter. 2. Go to +20.5V Pin 2: 0V, Ground 1. Remove the battery pack. 2. • External keyboard If any of ...
... correct, go to main board. 2. Boot from the computer and measure the output voltage at the plug of the power adapter cable. NOTE: Make sure that power is supplied. 3. Memory Check Memory errors might stop system operations, show error messages on the computer using each of the...charge does not work , reconnect the cable connector and repeat the failing operation. A loose connection can cause an error. then check that power is not correct, replace the power adapter. 2. Go to +20.5V Pin 2: 0V, Ground 1. Remove the battery pack. 2. • External keyboard If any of ...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 94
..., put the original part back in control Panel 2. Some of them display information about a hardware device, e.g., the amount of the total power remaining when installed in a short period of the error messages occur during POST. After you identify first the problem is applied to the touchpad... 86 Chapter 4 Touchpad Check If the touchpad doesn't work, do the following: From Software: 1. In Power Meter, confirm that the BIOS displays on the screen for both battery and adapter. 4. If the battery status indicator does not light up, remove the battery pack and let it has been...
..., put the original part back in control Panel 2. Some of them display information about a hardware device, e.g., the amount of the total power remaining when installed in a short period of the error messages occur during POST. After you identify first the problem is applied to the touchpad... 86 Chapter 4 Touchpad Check If the touchpad doesn't work, do the following: From Software: 1. In Power Meter, confirm that the BIOS displays on the screen for both battery and adapter. 4. If the battery status indicator does not light up, remove the battery pack and let it has been...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 97
... is connected tightly and correctly. No beep during POST. System board Speaker System board Chapter 4 89 LED board. FRU/Action in Sequence Power source (battery pack and power adapter). System board. Power source (battery pack and power adapter). See "Power System Check" on and LCD is blank. Ensure every connector is connected tightly and correctly. No beep...
... is connected tightly and correctly. No beep during POST. System board Speaker System board Chapter 4 89 LED board. FRU/Action in Sequence Power source (battery pack and power adapter). System board. Power source (battery pack and power adapter). See "Power System Check" on and LCD is blank. Ensure every connector is connected tightly and correctly. No beep...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 103
... drive & battery connection board System board Power source (battery pack and power adapter). Battery pack Power adapter Hard drive & battery connection board System board Chapter 4 95 Reconnect the LCD connectors. See "Power System Check" on page 85. Keyboard (if contrast and brightness ...doesn't work ). Action in Sequence Reconnect the inverter board Inverter board System board Power-Related Symptoms Symptom / Error Power shuts down during operation The system doesn't power-on , but system runs correctly Action in Sequence Power source (battery pack and power adapter).
... drive & battery connection board System board Power source (battery pack and power adapter). Battery pack Power adapter Hard drive & battery connection board System board Chapter 4 95 Reconnect the LCD connectors. See "Power System Check" on page 85. Keyboard (if contrast and brightness ...doesn't work ). Action in Sequence Reconnect the inverter board Inverter board System board Power-Related Symptoms Symptom / Error Power shuts down during operation The system doesn't power-on , but system runs correctly Action in Sequence Power source (battery pack and power adapter).
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 104
... (if control is damaged. The system doesn't enter standby mode after closing the LCD Action in Sequence Power source (battery pack and power adapter). Hold and press the power switch for more than 4 seconds. Action in Sequence Power Management-Related Symptoms Symptom / Error The system will not enter hibernation The system doesn't enter hibernation mode...
... (if control is damaged. The system doesn't enter standby mode after closing the LCD Action in Sequence Power source (battery pack and power adapter). Hold and press the power switch for more than 4 seconds. Action in Sequence Power Management-Related Symptoms Symptom / Error The system will not enter hibernation The system doesn't enter hibernation mode...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 108
...Determine if the problem has changed. 6. If any problems are found, replace the FRU. 3. Power-off the computer. 2. If the problem does not recur, reconnect the removed devices one at...• LCD assembly 100 Chapter 4 If the problem remains, replace the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive...inoperative. Undetermined Problems The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether a short circuit is suspected, ...
...Determine if the problem has changed. 6. If any problems are found, replace the FRU. 3. Power-off the computer. 2. If the problem does not recur, reconnect the removed devices one at...• LCD assembly 100 Chapter 4 If the problem remains, replace the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive...inoperative. Undetermined Problems The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether a short circuit is suspected, ...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 111
Press the F2 key to clear the password by following these steps: • Power off the system, and remove the HDD, AC adapter and battery from the hardware gap. • Restart the system. Steps for Clearing BIOS Password Check If the user sets the BIOS ...for enabling BIOS Recovery. Finally, remove the tool from the computer. • Open the back cover of the hardware gap. • Plug in Aspire 5740/5740D/5340 Series is G77. Clearing Password Check Hardware Open Gap Description Hardware Gap Default Setting Open (Normal) Operation Description Short (Clearing Password Check) ...
Press the F2 key to clear the password by following these steps: • Power off the system, and remove the HDD, AC adapter and battery from the hardware gap. • Restart the system. Steps for Clearing BIOS Password Check If the user sets the BIOS ...for enabling BIOS Recovery. Finally, remove the tool from the computer. • Open the back cover of the hardware gap. • Plug in Aspire 5740/5740D/5340 Series is G77. Clearing Password Check Hardware Open Gap Description Hardware Gap Default Setting Open (Normal) Operation Description Short (Clearing Password Check) ...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 112
...device (size greater than 10MB). The system should have a successful and workable BIOS after power on the failed system. 5. NOTE: The steps are only for this function, the AC adapter and the battery must be powered on the USB storage device will be cleared during BIOS POST. BIOS Boot Block starts... to restore the BIOS code from the Crisis Disk to the "Steps for enabling the BIOS Recovery process at system power-on during the creation...
...device (size greater than 10MB). The system should have a successful and workable BIOS after power on the failed system. 5. NOTE: The steps are only for this function, the AC adapter and the battery must be powered on the USB storage device will be cleared during BIOS POST. BIOS Boot Block starts... to restore the BIOS code from the Crisis Disk to the "Steps for enabling the BIOS Recovery process at system power-on during the creation...
Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide
Page 166
... Model 119 Model Definition 118 N notebook tour 5 num lock on indicator 6 O Online Support Information 155 P password changing 27 removing 27 setting 27 Power System Check 85 Battery Pack 86 Power Adapter 85 158 Processor 14 S Screw List 34 speakers hotkey 13 System 4 Block Diagram 4 System Check Procedures 84 System Memory 14 System Utilities...
... Model 119 Model Definition 118 N notebook tour 5 num lock on indicator 6 O Online Support Information 155 P password changing 27 removing 27 setting 27 Power System Check 85 Battery Pack 86 Power Adapter 85 158 Processor 14 S Screw List 34 speakers hotkey 13 System 4 Block Diagram 4 System Check Procedures 84 System Memory 14 System Utilities...
Acer Aspire 5740, Aspire 5740G Notebook Series Start Guide
Page 12
... S/PDIF support Microphone-in jack Line-in jack Ethernet (RJ-45) port Modem (RJ-11) port DC-in jack for AC adapter Wake-on -LAN ready Modem: 56K ITU V.92; 12 English Communication • • • • • •...Privacy control • • Dimensions • and weight • Power • subsystem • • • • Special keys • and controls • I/O interface • • • • • • • • • • Integrated Acer Crystal Eye webcam* WLAN: • Intel® Centrino® ...
... S/PDIF support Microphone-in jack Line-in jack Ethernet (RJ-45) port Modem (RJ-11) port DC-in jack for AC adapter Wake-on -LAN ready Modem: 56K ITU V.92; 12 English Communication • • • • • •...Privacy control • • Dimensions • and weight • Power • subsystem • • • • Special keys • and controls • I/O interface • • • • • • • • • • Integrated Acer Crystal Eye webcam* WLAN: • Intel® Centrino® ...