NEC PowerMate P2166 Series Service Manual page 7

viii Contents
Installing the Desktop 5 1/4-Inch Device ........................................................3-32
Replacing the Desktop Front Panel.................................................................3-33
Replacing the Desktop 3 1/2-Inch Drive Bracket............................................3-34
Installing Minitower Storage Devices .............................................................3-35
Installing the Minitower 3 1/2-Inch Drive .......................................................3-36
Removing the Minitower Side Panel...............................................................3-38
Removing the Minitower Front Panel .............................................................3-38
Installing the Minitower 5 1/4-Inch Device.....................................................3-40
Replacing the Minitower Side and Front Panels..............................................3-41
Adding External Options.......................................................................................3-42
Connecting a Parallel Printer ..........................................................................3-42
Connecting an RS-232C Device .....................................................................3-43
Section 4 Maintenance and Troubleshooting
Online Services ............................................................................................................4-2
NEC's FastFacts Service.......................................................................................4-2
NECCSD Bulletin Board Service ..........................................................................4-3
America Online Service.........................................................................................4-4
CompuServe Online Service..................................................................................4-5
Internet .................................................................................................................4-6
Maintenance ................................................................................................................4-6
System Cleaning....................................................................................................4-7
Keyboard Cleaning................................................................................................4-7
Mouse Cleaning ....................................................................................................4-8
Troubleshooting...........................................................................................................4-9
Diagnosing and Solving Problems .........................................................................4-9
CMOS Battery Replacement .................................................................................4-14
Section 5 Repair
Disassembly and Reassembly........................................................................................5-1
Desktop Disassembly ............................................................................................5-1
System Unit Cover Removal ..........................................................................5-2
Expansion Board Removal .............................................................................5-3
PCI/ISA Backboard Removal.........................................................................5-4
3 1/2-inch Diskette and Hard Disk Drive Removal..........................................5-5
Front Panel Assembly Removal ......................................................................5-7
Blank Panel Removal .....................................................................................5-8