Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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...Optical Disk Drive Check 90 Keyboard or Auxiliary Input Device Check 90 Memory Check 91 Power System Check 91 Touchpad Check 92 Power-On Self-Test (POST) Error Message 92 Index of Error Messages 93 Phoenix BIOS Beep Codes 97 Index of Symptom-to-FRU Error Message 101 Intermittent ...Clearing Password Check 107 BIOS Recovery by Crisis Disk 108 FRU (Field Replaceable Unit) List 113 Exploded Diagram 114 Model Definition and Configuration 125 Aspire 7740/7740G Series 126 Test Compatible Components 147 Hardware Device Tests 148 Online Support Information 151 Index 153 VIII
...Optical Disk Drive Check 90 Keyboard or Auxiliary Input Device Check 90 Memory Check 91 Power System Check 91 Touchpad Check 92 Power-On Self-Test (POST) Error Message 92 Index of Error Messages 93 Phoenix BIOS Beep Codes 97 Index of Symptom-to-FRU Error Message 101 Intermittent ...Clearing Password Check 107 BIOS Recovery by Crisis Disk 108 FRU (Field Replaceable Unit) List 113 Exploded Diagram 114 Model Definition and Configuration 125 Aspire 7740/7740G Series 126 Test Compatible Components 147 Hardware Device Tests 148 Online Support Information 151 Index 153 VIII
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... 91. Use the following procedure as possible. 2. No beep or error codes are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. "Power-On Self-Test (POST) Error Message" on page 92 "Undetermined Problems" on page 104 "Error Message List" on...
... 91. Use the following procedure as possible. 2. No beep or error codes are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. "Power-On Self-Test (POST) Error Message" on page 92 "Undetermined Problems" on page 104 "Error Message List" on...
Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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...the diagnostics program. 2. Do not replace a non-defective FRU: 1. System Check Procedures External Diskette Drive Check Do the following to select the test device. 1. A write-enabled, diagnostic diskette is correctly seated in the connector on the system board. NOTE: Make sure that the diskette does...or an unexpected character appears, make sure that the CD-ROM does not have more than one at a time to select the test device: 1. If the tests detect a keyboard problem, do the following auxiliary input devices are supported by this computer: • Numeric keypad • External ...
...the diagnostics program. 2. Do not replace a non-defective FRU: 1. System Check Procedures External Diskette Drive Check Do the following to select the test device. 1. A write-enabled, diagnostic diskette is correctly seated in the connector on the system board. NOTE: Make sure that the diskette does...or an unexpected character appears, make sure that the CD-ROM does not have more than one at a time to select the test device: 1. If the tests detect a keyboard problem, do the following auxiliary input devices are supported by this computer: • Numeric keypad • External ...
Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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... power-on indicator does not light up, check the power cord of these devices do the following power sources: 1. Follow the instructions in the test items. 4. Power System Check To verify the symptom of the problem, power on page 92 Check the Power Adapter Unplug the power adapter cable..., see "Undetermined Problems" on page 104. • If the voltage is within the range, do not work , see the appropriate power supply check in the test items. 3. If the voltage is not correct, go to +20.5V Pin 2: 0V, Ground 1. Go to main board. 2. Remove the battery pack. 2. A loose...
... power-on indicator does not light up, check the power cord of these devices do the following power sources: 1. Follow the instructions in the test items. 4. Power System Check To verify the symptom of the problem, power on page 92 Check the Power Adapter Unplug the power adapter cable..., see "Undetermined Problems" on page 104. • If the voltage is within the range, do not work , see the appropriate power supply check in the test items. 3. If the voltage is not correct, go to +20.5V Pin 2: 0V, Ground 1. Go to main board. 2. Remove the battery pack. 2. A loose...
Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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... Management in the BIOS Setup Utility menus, reset the computer, enter Setup and install Setup defaults or correct the error. 92 Chapter 4 Power-On Self-Test (POST) Error Message The POST error message index lists the error message and their possible causes. NOTE: If the system fails after recharging, replace the...
... Management in the BIOS Setup Utility menus, reset the computer, enter Setup and install Setup defaults or correct the error. 92 Chapter 4 Power-On Self-Test (POST) Error Message The POST error message index lists the error message and their possible causes. NOTE: If the system fails after recharging, replace the...
Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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... diskette type in BIOS Setup Utility. Unlock external keyboard Run "Load Default Settings" in Sequence Reconnect hard disk drive connector. Cache disabled CPU ID: DMA Test Failed Software NMI Failed FRU/Action in BIOS Setup Utility. see "Keyboard or Auxiliary Input Device Check" on page 90. RTC battery Run BIOS Setup...
... diskette type in BIOS Setup Utility. Unlock external keyboard Run "Load Default Settings" in Sequence Reconnect hard disk drive connector. Cache disabled CPU ID: DMA Test Failed Software NMI Failed FRU/Action in BIOS Setup Utility. see "Keyboard or Auxiliary Input Device Check" on page 90. RTC battery Run BIOS Setup...
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... devices Initialize keyboard controller BIOS ROM checksum Initialize cache before memory autosize 8254 timer initialization 8237 DMA controller initialization Reset Programmable Interrupt Controller Test DRAM refresh Test 8742 Keyboard Controller Set ES segment register to 4 GB Enable A20 line Autosize DRAM Initialize POST Memory Manager Clear 215 KB base ... byte of memory bus Enable cache before system BIOS shadow RAM failure on data bits xxxx of high byte of memory bus Test CPU bus-clock frequency Initialize Phoenix Dispatch Manager Warm start shut down Shadow system BIOS ROM Autosize cache 97
... devices Initialize keyboard controller BIOS ROM checksum Initialize cache before memory autosize 8254 timer initialization 8237 DMA controller initialization Reset Programmable Interrupt Controller Test DRAM refresh Test 8742 Keyboard Controller Set ES segment register to 4 GB Enable A20 line Autosize DRAM Initialize POST Memory Manager Clear 215 KB base ... byte of memory bus Enable cache before system BIOS shadow RAM failure on data bits xxxx of high byte of memory bus Test CPU bus-clock frequency Initialize Phoenix Dispatch Manager Warm start shut down Shadow system BIOS ROM Autosize cache 97
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...QuietBoot start (optional) Shadow video BIOS ROM Display BIOS copyright notice Display CPU type and speed Initialize EISA board Test keyboard Set key click if enabled Test for unexpected interrupts Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable CPU cache... Test RAM between 512 and 640 KB Test extended memory Test extended memory address lines Jump to User Patch1 Configure advanced cache registers Initialize Multi Processor APIC Enable external and CPU...
...QuietBoot start (optional) Shadow video BIOS ROM Display BIOS copyright notice Display CPU type and speed Initialize EISA board Test keyboard Set key click if enabled Test for unexpected interrupts Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable CPU cache... Test RAM between 512 and 640 KB Test extended memory Test extended memory address lines Jump to User Patch1 Configure advanced cache registers Initialize Multi Processor APIC Enable external and CPU...
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... PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Area Enable Non-Maskable Interrupts (NMIs) Initialize Extended BIOS Data Area Test and initialize PS/2 mouse Initialize floppy controller Determine number of day Check key lock Initialize Typematic rate Erase F2 prompt Scan for F2 key stroke...
... PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Area Enable Non-Maskable Interrupts (NMIs) Initialize Extended BIOS Data Area Test and initialize PS/2 mouse Initialize floppy controller Determine number of day Check key lock Initialize Typematic rate Erase F2 prompt Scan for F2 key stroke...
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... Set Huge Segment Initialize Multi Processor Initialize OEM special code Initialize PIC and DMA Initialize Memory type Initialize Memory size Shadow Boot Block System memory test Initialize interrupt vectors Initialize Run Time Clock Initialize video Initialize System Management Mode Output one beep before boot Boot to Mini DOS Clear Huge Segment...
... Set Huge Segment Initialize Multi Processor Initialize OEM special code Initialize PIC and DMA Initialize Memory type Initialize Memory size Shadow Boot Block System memory test Initialize interrupt vectors Initialize Run Time Clock Initialize video Initialize System Management Mode Output one beep before boot Boot to Mini DOS Clear Huge Segment...
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...)" on page 21. USB does not work . Press Fn+F5, LCD/CRT/Both display switching System board System board Onboard Devices Configuration Run printer self-test. Touchpad does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence See "Save to Disk (S4)" on page 21. LCD...
...)" on page 21. USB does not work . Press Fn+F5, LCD/CRT/Both display switching System board System board Onboard Devices Configuration Run printer self-test. Touchpad does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence See "Save to Disk (S4)" on page 21. LCD...
Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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...a short circuit is suspected, or whether the system is detected, replace the FRU. If the problem remains, replace the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive • DIMM • CD-ROM/Diskette ...one at a time. Intermittent Problems Intermittent system hang problems can be considered only when a recurring problem exists. Run the advanced diagnostic test for damage. Modem phone port modem combo board System board NOTE: If you find a symptom or an error in Sequence Internal modem...
...a short circuit is suspected, or whether the system is detected, replace the FRU. If the problem remains, replace the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive • DIMM • CD-ROM/Diskette ...one at a time. Intermittent Problems Intermittent system hang problems can be considered only when a recurring problem exists. Run the advanced diagnostic test for damage. Modem phone port modem combo board System board NOTE: If you find a symptom or an error in Sequence Internal modem...
Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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All of its system functions are tested under compatible Windows® operating system for components, adapter cards, and peripherals which have passed these tests. Refer to the Compatibility Test Report released by Acer's internal testing department. Regarding configuration, combination and test procedures, please refer to the following lists for each model. Appendix B 147 Appendix B Test Compatible Components This computer's compatibility is tested and verified by the Acer Mobile System Testing Department.
All of its system functions are tested under compatible Windows® operating system for components, adapter cards, and peripherals which have passed these tests. Refer to the Compatibility Test Report released by Acer's internal testing department. Regarding configuration, combination and test procedures, please refer to the following lists for each model. Appendix B 147 Appendix B Test Compatible Components This computer's compatibility is tested and verified by the Acer Mobile System Testing Department.
Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide
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...Support Information 151 P password changing 30 removing 30 setting 29 Power Adapter Check 91 Power System Check 91 Battery Pack 92 Power-On Self-Test (POST) Error Message 92 Processor 15 S Screw List 38 speakers 154 hotkey 6 System 4 Block Diagram 4 System Check Procedures 90 System... Memory 15 System Utilities 13, 23 System utilities Acer GridVista 13 T Test Compatible Components 147 touchpad and button boards removing 61 Touchpad Check 92 Troubleshooting 89 U Undetermined Problems 104 utility BIOS 23-34 V view...
...Support Information 151 P password changing 30 removing 30 setting 29 Power Adapter Check 91 Power System Check 91 Battery Pack 92 Power-On Self-Test (POST) Error Message 92 Processor 15 S Screw List 38 speakers 154 hotkey 6 System 4 Block Diagram 4 System Check Procedures 90 System... Memory 15 System Utilities 13, 23 System utilities Acer GridVista 13 T Test Compatible Components 147 touchpad and button boards removing 61 Touchpad Check 92 Troubleshooting 89 U Undetermined Problems 104 utility BIOS 23-34 V view...