CHAPTER 4: Troubleshooting
116
Diagnosing problems
Use the following procedure as a guide for diagnosing notebook problems.
1
Obtain the failing symptoms in as much detail as possible.
2
Verify the symptoms by attempting to re-create the failure by running the
diagnostic test or by repeating the same operation.
3
Use the following table with the verified symptom to determine which page
to go to.
Important
The diagnostic tests are intended to test only Acer products. Non-Acer
products, prototype cards, or modified options can give false errors and invalid
system responses.
Symptoms (Verified)
Go To
Power failure. (The power indicator does
not go on or stay on.)
“Testing the power system” on page 118
POST does not complete. No beep or
error codes are indicated.
n
“Power-On Self-Test (POST) error
message” on page 120
n
“Undetermined problems” on page 133
POST detects an error and displayed
messages on screen.
“Index of error messages” on page 121
Other symptoms (LCD display problems
or others).
“Power-On Self-Test (POST) error message”
on page 120
Symptoms cannot be re-created
(intermittent problems).
n
Use the customer-reported symptoms and
go to
“Power-On Self-Test (POST) error
message” on page 120
n
“Intermittent problems” on page 132
n
“Undetermined problems” on page 133
Summary of Contents for NV55
Page 1: ... NV55 SERVICEGUIDE ...
Page 6: ...Contents iv ...
Page 12: ...CHAPTER 1 System specifications 6 System block diagram ...
Page 48: ...CHAPTER 2 System utilities 42 ...
Page 140: ...CHAPTER 4 Troubleshooting 134 ...
Page 141: ...CHAPTER5 135 Connector locations System board layout ...
Page 145: ...CHAPTER6 139 FRU Field Replaceable Unit list Introduction Exploded diagram FRU list ...
Page 152: ...CHAPTER 6 FRU Field Replaceable Unit list 146 ...
Page 153: ...APPENDIXA 147 Test compatible components Introduction Microsoft Windows 7 Compatibility Test ...
Page 156: ...APPENDIX A Test compatible components 150 ...
Page 157: ...APPENDIXB 151 Online support information ...
Page 163: ......
Page 164: ...MAN NV5x SVC GDE R1 04 09 ...