Acer 390 Series Service Manual page 7

2.5.3
2.5.4
2.6 YMF715B-S ........................................................................................................2-81
2.6.1
2.6.2
2.6.3
Chapter 3 BIOS Setup Utility
3.1 Basic System Settings ......................................................................................... 3-3
3.2 Startup Configuration ........................................................................................... 3-4
3.3 Onboard Devices Configuration ........................................................................... 3-6
3.4 System Security................................................................................................... 3-8
3.5 Power Management Settings ............................................................................... 3-9
3.6 Load Default Settings..........................................................................................3-11
Chapter 4 Disassembly and Unit Replacement
4.1 General Information ............................................................................................. 4-1
4.1.1
4.1.2
4.1.3
4.2 Installing Memory................................................................................................. 4-6
4.3 Removing the Modem Board ............................................................................... 4-8
4.4 Removing the Hard Disk Drive............................................................................. 4-9
4.5 Removing the Keyboard .....................................................................................4-10
4.6 Disassembling the Inside Frame Assembly .........................................................4-12
4.6.1
4.6.2
4.6.3
4.6.4
4.6.5
4.6.6
4.6.7
4.6.8
4.7 Disassembling the Display ..................................................................................4-22
Pin Configuration .................................................................................2-78
Pin Descriptions ...................................................................................2-79
Features...............................................................................................2-81
Pin Diagram .........................................................................................2-82
Pin Descriptions ...................................................................................2-83
Before You Begin.................................................................................. 4-1
Connector Types................................................................................... 4-3
Disassembly Sequence ......................................................................... 4-4
Removing the Heat Sink Assembly ......................................................4-12
Removing the Display ..........................................................................4-13
Removing the Internal Drive.................................................................4-14
Replacing the CPU...............................................................................4-15
Detaching the Top Cover .....................................................................4-16
Removing the Mainboard .....................................................................4-17
Disassembling the Mainboard ..............................................................4-19
Disassembling the Top Cover ..............................................................4-20
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