Modifying the System Board

4-10

Replacing the Real-time Clock Battery

4-10

Removing and Installing a Processor

4-13

CPU Installation

4-14

CPU Removal

4-19

DIMMs

4-20

Installing DIMMs

4-21

Removing DIMMs

4-23

Hard Disk Drives

4-25

Installation

4-25

Removal

4-28

Auto Rebuild Functionality

4-29

Hot-Swap Power Supply

4-30

Installation

4-30

Removal

4-33

Non-Hot-Swap Power Supply

4-34

Removal

4-34

Front Cooling Fan Unit

4-35

Installation

4-35

Removal

4-37

Removable 5.25-inch Media Devices

4-38

Installation

4-39

Removal

4-40

PCI Boards

4-41

Installation

4-42

Removal

4-44

RAID Controller Board

4-45

Using Internal Disks in Disk Array Configuration

4-47

Diskette Drive and Carrier Assembly

4-48

Front Bezel and Front Bezel Hinge (Tower-Based System)

4-50

Front Panel

4-51

Hot-Swap HDD Bay

4-53

Hot-Swap SCSI Backplane

4-54

Replacing the Rear Cooling Fan

4-56

System Board

4-58

Power Supply Back Board

4-60

Tower Feet

4-62

I/O Shield

4-63

LED/Switch Assembly

4-64

Intrusion Switch Assembly

4-65

5. Problem Solving

Problem Solving

5-2

Static Precautions

5-2

Resetting the Server

5-3

Forced Shutdown

5-4

Troubleshooting Checklists

5-5

Initial System Startup

5-5

Running New Application Software

5-6

After System Has Been Running Correctly

5-7

Diagnostic Procedures

5-8

Error Checking

5-8

Troubleshooting Guide

5-8

Contents v

Page 7
Image 7
NEC 120Lg manual Problem Solving