Lenovo H4 Series Hardware Maintenance Manual V2.0
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... Service Information (Type G41)......61 Power management 61 Chapter 11. Symptom-to-FRU Index 28 Hard disk drive boot error 28 Power Supply Problems 29 Beep symptoms 30 POST error codes 31 Undetermined problems 33 Chapter 8. Additional Service Information (Type RS760)....62 Power management 62 Appendix.
... Service Information (Type G41)......61 Power management 61 Chapter 11. Symptom-to-FRU Index 28 Hard disk drive boot error 28 Power Supply Problems 29 Beep symptoms 30 POST error codes 31 Undetermined problems 33 Chapter 8. Additional Service Information (Type RS760)....62 Power management 62 Appendix.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...be overwritten if you are servicing might cause false errors and unnecessary replacement of these messages, refer to boot up in quiet mode (no beep, no memory count and checkpoint code display) when no errors are detected by an application program, the operating system, or both. Check ... all external devices. 13 Power-on the system. General error messages appear if a problem or conflict is found by POST. • To enable beep, memory count, and checkpoint code display when a successful POST occurs, do the following procedure to help determine the cause of BIOS is for this computer...
...be overwritten if you are servicing might cause false errors and unnecessary replacement of these messages, refer to boot up in quiet mode (no beep, no memory count and checkpoint code display) when no errors are detected by an application program, the operating system, or both. Check ... all external devices. 13 Power-on the system. General error messages appear if a problem or conflict is found by POST. • To enable beep, memory count, and checkpoint code display when a successful POST occurs, do the following procedure to help determine the cause of BIOS is for this computer...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...6. Have the same setup for readable instructions or a main menu on the computer. • Look for displayed error codes • Listen for beep codes • Look for the operation system control files 14 If you do receive the correct response, proceed to it failing? - BIOS level... •• Operating system software - If you hear beep codes during POST, go to "Beep symptoms". • If the computer displays a POST error, go to step 6. Has this the original reported failure? •• ...
...6. Have the same setup for readable instructions or a main menu on the computer. • Look for displayed error codes • Listen for beep codes • Look for the operation system control files 14 If you do receive the correct response, proceed to it failing? - BIOS level... •• Operating system software - If you hear beep codes during POST, go to "Beep symptoms". • If the computer displays a POST error, go to step 6. Has this the original reported failure? •• ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... release the F1 key rather than leaving it pressed when turning on the computer. When working with the Setup Utility program menu, you hear multiple beeps, release the F1 key. Hardware Maintenance Manual Using the Setup Utility (Type G41) 5 The Setup Utility program is already on when you start the Setup...
... release the F1 key rather than leaving it pressed when turning on the computer. When working with the Setup Utility program menu, you hear multiple beeps, release the F1 key. Hardware Maintenance Manual Using the Setup Utility (Type G41) 5 The Setup Utility program is already on when you start the Setup...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... off the computer. 2. If a user password or an supervisor password has been set, the Setup Utility program menu is not displayed until you hear multiple beeps, release the F1 key. Viewing and changing settings The Setup Utility program menu lists items that hardware has been removed or new hardware has been...
... off the computer. 2. If a user password or an supervisor password has been set, the Setup Utility program menu is not displayed until you hear multiple beeps, release the F1 key. Viewing and changing settings The Setup Utility program menu lists items that hardware has been removed or new hardware has been...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...absent, one at a time until the problem happens again. switch to protected mode) • If beep codes are not generated when all hope, eliminate the possibility 5 beeps of the add-in card, replace or reseat the adapter) video adapter. Before declaring the motherboard ... interference by pauses (intervals without sound) during POST. The following tables describes beep symptoms. Beep Symptom 1 beep Memory refresh timer error FRU/Action Reseat the memory, or replace with known good modules. 2 beeps Parity error in card. If the video adapter is an Display memory error...
...absent, one at a time until the problem happens again. switch to protected mode) • If beep codes are not generated when all hope, eliminate the possibility 5 beeps of the add-in card, replace or reseat the adapter) video adapter. Before declaring the motherboard ... interference by pauses (intervals without sound) during POST. The following tables describes beep symptoms. Beep Symptom 1 beep Memory refresh timer error FRU/Action Reseat the memory, or replace with known good modules. 2 beeps Parity error in card. If the video adapter is an Display memory error...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... by a malfunctioning add-in cards is causing the malfunction. A single problem can cause several error messages to -FRU Index Beep Symptom FRU/Action 9 beeps Fatal error indicating a serious AMIBIOS ROM checksum error problem with the system. POST does the following operations. • Checks ...some options. CMOS shutdown register read/write • If beep codes are generated error when all other expansion cards Cache memory test failed are absent, one at a time until the problem happens ...
... by a malfunctioning add-in cards is causing the malfunction. A single problem can cause several error messages to -FRU Index Beep Symptom FRU/Action 9 beeps Fatal error indicating a serious AMIBIOS ROM checksum error problem with the system. POST does the following operations. • Checks ...some options. CMOS shutdown register read/write • If beep codes are generated error when all other expansion cards Cache memory test failed are absent, one at a time until the problem happens ...