Chapter 5
78
Jumper Setting
The section explains how to set jumper for correct configuration of the mainboard.
Setting Jumper
Use the motherboard jumpers to set system configuration options. Jumpers with more Than one pin are
numbered. When setting the jumpers, ensure that the jumper caps are Placed on the correct pins.
The illustrations show a 2-pin jumper. Whenthe jumper cap is placed on both pins, thejumper is SHORT. If you
remove the jumpercap, or place the jumper cap on just one pin,the jumper is OPEN.
This illustration shows a 3-pin jumper. Pins1 and 2 are SHORT.
Checking Jumper Settings
The following illustration shows the location of the motherboard jumpers. Pin 1 is labeled.
Содержание Aspire X3990
Страница 1: ...Acer Aspire X3990 Service Guide PRINTED IN TAIWAN ...
Страница 12: ...4 Chapter 1 Block Diagram ...
Страница 65: ...57 Chapter 3 Install the I O Shielding 1 Install I O shielding into chassis ...
Страница 68: ...Chapter 3 60 4 Connect the ATX 24Pin Power cable and ATX 4Pin Power cable to main board ...
Страница 69: ...61 Chapter 3 Install the Optica Drive 1 Push the drive to the drive bay 2 Fix the screw to the bracket ...
Страница 70: ...Chapter 3 62 Install the Hard Disk Drive 1 Slide the HDD to the bracket 2 Fix the four screws to bracket ...
Страница 73: ...65 Chapter 3 Install the Front Bezel 1 Install the panel onto chassis and then check if it is Installed OK ...
Страница 74: ...Chapter 3 66 Install the VGA Card 1 Open the VGA card latch 2 Install the VGA card to PCIE x16 slot ...
Страница 75: ...67 Chapter 3 Install the TV Tuner Card 1 Press down the TV Tuner card 2 Fix the two screws ...
Страница 76: ...Chapter 3 68 Install the Side Panel 1 Install the side Panel then fix two Screws ...
Страница 84: ...Chapter 5 76 M B Placement Jumper and Connector Information Chapter 5 ...