Dell OptiPlex 990 Mini-Tower - Page 4

Installing the Memory.....................................................................................................24
8 Chassis Intrusion Switch........................................................................25
Removing The Chassis Intrusion Switch.........................................................................25
Installing the Intrusion Switch........................................................................................26
9 Speaker......................................................................................................27
Removing The Speaker...................................................................................................27
Installing the Speaker.....................................................................................................28
10 Heat Sink..................................................................................................29
Removing the Heat Sink and Processor..........................................................................29
Installing the Heat Sink and Processor...........................................................................31
11 Coin-Cell Battery....................................................................................33
Removing The Coin-Cell Battery.....................................................................................33
Installing The Coin-Cell Battery.......................................................................................34
12 Power-Switch Cable..............................................................................35
Removing the Power-Switch Cable................................................................................35
Installing the Power-Switch Cable..................................................................................36
13 Front Thermal Sensor............................................................................39
Removing the Front Thermal Sensor...............................................................................39
Installing the Front Thermal Sensor................................................................................40
14 Chassis Fan.............................................................................................41
Removing The System Fan..............................................................................................41
Installing the System Fan................................................................................................42
15 Input/Output Panel.................................................................................43
Removing the Input/Output Panel...................................................................................43
Installing the Input/Output Panel.....................................................................................44