Hardware Maintenance Manual for ThinkCentre A70z
Page 5
... 5. Symptom-to-FRU Index . . 41 Hard disk drive boot error 41 Power Supply Problems 41 Diagnostic error codes 42 Beep symptoms 59 POST error codes 60 Miscellaneous error messages 61 Undetermined problems 63 Chapter 8. Contents Chapter 1. About this manual 1 Important Safety Information ... Password 38 Setting, changing, and deleting a password . 38 Enabling or disabling a device 38 Selecting a startup device 39 © Copyright Lenovo 2009, 2012 Selecting a temporary startup device . . . . 39 Selecting or changing the startup device sequence 39 Exiting from a diagnostic disc...
... 5. Symptom-to-FRU Index . . 41 Hard disk drive boot error 41 Power Supply Problems 41 Diagnostic error codes 42 Beep symptoms 59 POST error codes 60 Miscellaneous error messages 61 Undetermined problems 63 Chapter 8. Contents Chapter 1. About this manual 1 Important Safety Information ... Password 38 Setting, changing, and deleting a password . 38 Enabling or disabling a device 38 Selecting a startup device 39 © Copyright Lenovo 2009, 2012 Selecting a temporary startup device . . . . 39 Selecting or changing the startup device sequence 39 Exiting from a diagnostic disc...
Hardware Maintenance Manual for ThinkCentre A70z
Page 37
...; Listen for beep codes • Look for readable instructions or a main menu on page 179. If possible, have been rearranged or the drive startup sequence changed. Is the failure repeatable? © Copyright Lenovo 2009, 2012 31 Run the Diagnostic programs. See Chapter 5 "Diagnostics" on ...the display. Problem determination tips Due to the variety of these messages, refer to assist you in the computer you hear beep codes during write operations such as copying, saving, or formatting. Use the following information to the information supplied with that the diagnostic...
...; Listen for beep codes • Look for readable instructions or a main menu on page 179. If possible, have been rearranged or the drive startup sequence changed. Is the failure repeatable? © Copyright Lenovo 2009, 2012 31 Run the Diagnostic programs. See Chapter 5 "Diagnostics" on ...the display. Problem determination tips Due to the variety of these messages, refer to assist you in the computer you hear beep codes during write operations such as copying, saving, or formatting. Use the following information to the information supplied with that the diagnostic...
Hardware Maintenance Manual for ThinkCentre A70z
Page 65
... POST. Chapter 7. System board No action Remove the Joystick and re-test the system No action 1. The following tables describes beep symptoms. Beep Symptom 2 short beeps CMOS setting error FRU/Action Perform the following actions in order. 1. Start the Setup Utility program and press F9 to load defaults... and then press F10 to enable DDC 2. Diagnostic Error Code 217-28X-XXX 217-29X-XXX Hard Disk Drive (SCSI) error ...
... POST. Chapter 7. System board No action Remove the Joystick and re-test the system No action 1. The following tables describes beep symptoms. Beep Symptom 2 short beeps CMOS setting error FRU/Action Perform the following actions in order. 1. Start the Setup Utility program and press F9 to load defaults... and then press F10 to enable DDC 2. Diagnostic Error Code 217-28X-XXX 217-29X-XXX Hard Disk Drive (SCSI) error ...
Hardware Maintenance Manual for ThinkCentre A70z
Page 66
...following actions in order. 1. See Chapter 6 "Diagnostics, Test and Recovery Information" on the system. 60 ThinkCentre Hardware Maintenance Manual See "Updating (flashing) BIOS from your operating system" on page 180. Perform the ...1. Replace the system board. Beep Symptom 1 long and 2 short beeps Monitor or video adapter card error 1 long and 3 short beeps Keyboard error 1 long and 9 short beeps BIOS ROM error 2 short and 1 long beeps DRAM memory error FRU/Action.... • Checks some options. POST error codes Each time you turn on page 37. 2. Replace the system board.
...following actions in order. 1. See Chapter 6 "Diagnostics, Test and Recovery Information" on the system. 60 ThinkCentre Hardware Maintenance Manual See "Updating (flashing) BIOS from your operating system" on page 180. Perform the ...1. Replace the system board. Beep Symptom 1 long and 2 short beeps Monitor or video adapter card error 1 long and 3 short beeps Keyboard error 1 long and 9 short beeps BIOS ROM error 2 short and 1 long beeps DRAM memory error FRU/Action.... • Checks some options. POST error codes Each time you turn on page 37. 2. Replace the system board.