Acer Aspire M3985 Desktop Service Guide
Page 8
System Troubleshooting 76 Hardware Diagnostic Procedure 76 System Check Procedures 77 Power System Check 77 System External Inspection 77 System Internal Inspection 77 Beep Codes 78 Checkpoints 79 BIOS Recovery 82 Jumper and Connector Information 85 M/B Placement 85 Jumper Setting 87 Internal header pin definition 90 Connector pin definition 93 FRU (Field Replaceable Unit) List 98 Aspire M3985 Exploded Diagram 99 Aspire M3985 FRU List 101 viii
System Troubleshooting 76 Hardware Diagnostic Procedure 76 System Check Procedures 77 Power System Check 77 System External Inspection 77 System Internal Inspection 77 Beep Codes 78 Checkpoints 79 BIOS Recovery 82 Jumper and Connector Information 85 M/B Placement 85 Jumper Setting 87 Internal header pin definition 90 Connector pin definition 93 FRU (Field Replaceable Unit) List 98 Aspire M3985 Exploded Diagram 99 Aspire M3985 FRU List 101 viii
Acer Aspire M3985 Desktop Service Guide
Page 84
... the failing symptoms in this chapter are only intended to test Acer products. Chapter 4 76 Chapter 4 System Troubleshooting This chapter provides instructions on page 78 to determine which corrective action to perform. Refer to "Power System check" on page 77 and "Beep Codes" on how to recreate the failure by running the diagnostic...
... the failing symptoms in this chapter are only intended to test Acer products. Chapter 4 76 Chapter 4 System Troubleshooting This chapter provides instructions on page 78 to determine which corrective action to perform. Refer to "Power System check" on page 77 and "Beep Codes" on how to recreate the failure by running the diagnostic...
Acer Aspire M3985 Desktop Service Guide
Page 86
... an error occurs before the system video has been initialized. Beep Codes Beep codes are used by the system board speaker, commonly referred to the end user. Beep Symptom One short beep Continuous one long beep One long beep and two short beeps then repeat. BIOS damaged. CMOS damaged. Beep codes will be generated by the BIOS to indicate a serious or...
... an error occurs before the system video has been initialized. Beep Codes Beep codes are used by the system board speaker, commonly referred to the end user. Beep Symptom One short beep Continuous one long beep One long beep and two short beeps then repeat. BIOS damaged. CMOS damaged. Beep codes will be generated by the BIOS to indicate a serious or...