5-14 'HOO2SWL3OH[*;*;S0DQDJHG3&DQG2SWL3OH[1;1HW3&6\VWHPV6HUYLFH0DQXDO6\VWHP3RZHU6XSSO\)LJXUH6\VWHP3RZHU6XSSO\5HPRYDOTo remove the system power supply, follow these steps:1. Disconnect the AC power cable from the back of the power supply.2. Free the system power supply from the securing tab labeled“RELEASE—>,” and rotate it to the right until it stops.Press the securing tab to the left to release the power supply.3. Disconnect the DC power cables from the system board and the drives.4. Lift the front end of the system power supply up, and move it to the rightto disengage the power supply from the slot in the chassis.5. Lift the system power supply from the computer.DC powercablespowersupplysecuring tabslot

Standard Features

Pentium II Microprocessor

External Visual Inspection

Observing the Boot Routine

Internal Visual Inspection

Eliminating Resource Conflicts

Device List

Diskette-Based Diagnostics

Hard-Disk–Based Diagnostics (OptiPlex NX1 Systems Only)

Precautionary Measures

Inside the Computer

Optional Stand

Computer Cover

Eject, Power, and Reset Buttons

Front-Panel Inserts

Control Panel

Inch Diskette Drive Assembly

Inch Drive Assembly

Hard-Disk Drive Bracket

System Power Supply

Expansion Cards

System Board

System Board Components

Video Memory

Microprocessor

System Battery

Front Bezel

Drives

Hard-Disk Drive

Hard-Disk Drive Assembly

Expansion-Card Cage

Expansion Card

DIMMs

SEC Cartridge/Heat Sink Assembly

OptiPlex NX1 Computer

Riser Board

Secondary L2 Cache

SMART Technology

Telephony Application Programming Interface

Dell OPTI PLEX GX1 Service Manual

OPTI PLEX GX1

OPTI PLEX NX1

Optiplex - 3.0 Ghz. Super Fast GX Computer

OptiPlex GX1

OptiPlex GX1p

OptiPlex NX1