4-2
Troubleshooting
Power On Issues
0
If the system does not power on, perform the following, one at a time, to correct the problem. Do not
replace a non-defective FRU:
Figure 4-1.
Power On Issue
Please wait for 3 min. after removing all power (AC adapter and Battery), then re-insert to try power on.
Computer Shuts Down Intermittently
0
If the system powers off at intervals, perform the following.
1.
Makes sure the power cable is properly connected to the computer and the electrical outlet.
2.
Remove all extension cables between the computer and the outlet.
3.
Remove all surge protectors between the computer and the electrical outlet. Plug the
computer directly into a known serviceable electrical outlet.
4.
Disconnect the power and open the casing to check the Thermal Unit (refer to Thermal
Unit Failure) and fan airways are free of obstructions.
5.
Remove all external and non-essential hardware connected to the computer that are not
necessary to boot the computer to the failure point.
6.
Remove any recently installed software.
7.
If the Issue is still not resolved, refer to
Online Support Information
.
Start
Check
AC/Battery
Power on
Check
Daughter BD &
FFC
NG
OK
Swap AC/Battery
Swap
Daughter BD
& Re-plug PWR
FFC
NG
OK
Swap MB
Summary of Contents for Aspire 3750
Page 1: ...Acer AS3750 AS3750G SERVICEGUIDE ...
Page 4: ...iv ...
Page 40: ...1 36 Hardware Specifications and Configurations ...
Page 57: ...System Utilities 2 17 Figure 2 19 Unlock Password ...
Page 75: ...3 15 Figure 3 24 Memory Module Figure 3 25 Memory Module ...
Page 79: ...3 19 ...
Page 83: ...3 23 Top case disassembly M2 5 3 5L 3 Table 3 1 Step Screw Quantity Screw Type ...
Page 87: ...3 27 2 Disconnect the RTC BATTERY cable then take the battery away Figure 3 45 RTC BATTERY ...
Page 94: ...3 34 Figure 3 58 LCD Module ...
Page 98: ...3 38 Figure 3 65 LCD Panel ...
Page 101: ...3 41 Figure 3 70 Hinge ...
Page 103: ...3 43 Figure 3 73 CPU Module Figure 3 74 CPU Module ...
Page 105: ...3 45 Figure 3 77 Main board Figure 3 78 Main board ...
Page 108: ...3 48 Figure 3 83 Blue tooth Module Figure 3 84 Blue tooth Module ...
Page 112: ...3 52 Figure 3 91 Top case Figure 3 92 Top case ...
Page 115: ...3 55 Figure 3 97 Memory Figure 3 98 Memory ...
Page 163: ...FRU Field Replaceable Unit List 6 9 ...
Page 192: ...6 38 FRU Field Replaceable Unit List ...
Page 268: ...7 76 Model Definition and Configuration ...
Page 272: ...8 4 Test Compatible Components ...