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Chapter 4
System Check Procedures
Power System Check
If the system will power on, skip this section. Refer to System External Inspection.
If the system will not power on, do the following:
•
Check if the power cable is properly connected to the system and AC source.
•
Check if the voltage selector switchis set to the correct voltage setting.
System External Inspection
1.
Inspect the LED indicators on the front panel, which can indicate the malfunction.
2.
Make sure that air flow is not blocked.
3.
Make sure nothing in the system is making contact that could short out power.
4.
If the problem is not evident, continue with System Internal Inspection.
System Internal Inspection
1.
Turn off the system and all the peripherals connected to it.
2.
Unplug the power cord from the power outlets.
3.
Unplug the power cord from the system.
4.
Unplug all peripheral cables from the system.
5.
Place the system unit on a flat, stable surface.
6.
Remove the system covers.For instructions on removing system covers, refer to “System Disassembly”
on page 25.
7.
Verify that components are properly seated.
8.
Verify that all cable connectors inside the system are firmly and correctly attached to their appropriate
connectors.
9.
Verify that all components are Acer-qualified and supported.
10.
Replace the system covers.
11.
Power on the system.
12.
If the problem with the system is not evident, you can try viewing the POST messages and BIOS event
logs during the system startup.
Содержание Aspire M3420
Страница 1: ...Acer Aspire M3420 Service Guide SG V1 00 PRINTED IN TAIWAN ...
Страница 13: ...Chapter 1 5 Block Diagram ...
Страница 47: ...Chapter 3 39 b Slide the HDD out of the cage 6 Repeat steps a and b to remove the other hard disk drivce ...
Страница 53: ...Chapter 3 45 3 Disconnect USB3 0 power cable 4 Lift the power supply module out of the chassis ...
Страница 59: ...Chapter 3 51 3 Lift the board from the chassis 4 Punching in IO Shield then you can remove it ...
Страница 63: ...Chapter 3 55 5 Pull the power switch and LED cable from chassis hole ...
Страница 75: ...Chapter 3 67 Reinstalling the I O Shielding 1 Install I O shielding into chassis ...
Страница 94: ...86 Chapter 3 3 Connect tache of heat sink to the retention frame 4 Secure the hook of heat sink as shown below ...
Страница 96: ...88 Chapter 3 3 Make sure the front bezel retention tabs are securedly fastened to the chassis interior ...
Страница 105: ...97 Chapter 4 b Select Proceed with flash update and Press Enter ...
Страница 107: ...Chapter 5 99 M B Placement Jumper and Connector Information Chapter 5 ...
Страница 119: ...111 Chapter 6 Aspire M3420 Exploded Diagram NOTE This section will be updated when more information becomes available ...