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Ultra Small Form Factor Computer

Dell™ OptiPlex™ GX620
User's Guide

  About Your Ultra Small Form Factor Computer

  Inside Your Computer

  Connecting the Power Adapter

  Badge



About Your Ultra Small Form Factor Computer

NOTICE: When setting up your computer, secure all cables toward the back of your work area to prevent the cables from being pulled, tangled, or stepped on.
NOTICE: When setting up your computer, ensure that the computer has at least 6 cm (2 inches) of airflow space on the front and the back of the computer.
NOTICE: To ensure proper ventilation, do not block the cooling vents.
NOTICE: Do not place your monitor on the computer. Use a monitor stand.
NOTE: If you want to orient your computer under a desktop or on a wall surface, use the optional wall-mount bracket. To order this bracket, contact Dell.

Front View

1

USB connectors (2)

Connect USB devices such as a mouse, keyboard, memory key, printer, joystick, and computer speakers into either of the USB connectors.

2

headphone connector

Attach headphones to this connector.

3

microphone connector

Attach a microphone to this connector.

4

power light

The power light illuminates and blinks or remains solid to indicate different states:

  • No light — The computer is turned off.
  • Steady green — The computer is in a normal operating state.
  • Blinking green — The computer is in a power-saving mode.
  • Blinking or solid yellow — See "Power Problems."

To exit from a power-saving mode, press the power button or use the keyboard or the mouse if it is configured as a wake device in the Windows Device Manager. For more information about sleep modes and exiting from a power-saving mode, see "Power Management."

See "Diagnostic Lights" for a description of light codes that can help you troubleshoot problems with your computer.

5

power button

Press this button to turn on the computer.

NOTICE: To avoid losing data, do not use the power button to turn off the computer. Instead, perform a Microsoft® Windows® shutdown.

6

vents

The vents allow air to flow through your computer. To ensure proper ventilation, do not block these cooling vents.

7

module bay

Install a D-module CD/DVD drive, second hard drive, or floppy drive in the module bay.

8

hard-drive access light

The hard-drive access light is on when the computer reads data from or writes data to the hard drive. The light might also be on when devices such as your CD player are operating.

9

vents

The vents allow air to flow through your computer. To ensure proper ventilation, do not block these cooling vents.

Side View

1

vents

The vents, which are on each side of the computer, allow air to flow through your computer. To ensure proper ventilation, do not block these cooling vents.

Back View

1

diagnostic lights

See "Diagnostic Lights" for a description of light codes that can help you troubleshoot problems with your computer.

2

computer cover release knob

Rotate this knob in a clockwise direction to remove the cover.

3

back-panel connectors

The connectors for your computer.

4

power connector

The connector for the power adapter.

5

vents

The vents allow air to flow through your computer. To ensure proper ventilation, do not block these cooling vents.

Back-Panel Connectors

1

parallel connector

Connect a parallel device, such as a printer, to the parallel connector. If you have a USB printer, plug it into a USB connector.

2

link integrity light

  • Green — A good connection exists between a 10-Mbps network and the computer.
  • Orange — A good connection exists between a 100-Mbps network and the computer.
  • Yellow — A good connection exists between a 1000-Mbps (1-Gbps) network and the computer.
  • Off — The computer is not detecting a physical connection to the network or the network controller is turned off in system setup.

3

network adapter

To attach your computer to a network or broadband device, connect one end of a network cable to either a network jack or your network or broadband device. Connect the other end of the network cable to the network adapter connector on the back panel of your computer. A click indicates that the network cable has been securely attached.

NOTE: Do not plug a telephone cable into the network connector.

On computers with a network connector card, use the connector on the card.

It is recommended that you use Category 5 wiring and connectors for your network. If you must use Category 3 wiring, force the network speed to 10 Mbps to ensure reliable operation.

4

network activity light

The amber light flashes when the computer is transmitting or receiving network data. A high volume of network traffic may make this light appear to be in a steady "on" state.

5

line-out connector

Use the green line-out connector to attach an amplified speaker set.

6

line-in connector

Use the blue line-in connector to attach a record/playback device such as a cassette player, CD player, or VCR.

7

USB connectors (5)

Connect USB devices such as a mouse, keyboard, printer, joystick, and computer speakers into any of the USB connectors.

8

serial connector

Connect a serial device, such as a handheld device, to the serial connector.

9

video connector

If you have a DVI-compatible monitor, plug the cable from your monitor into the white connector on the back panel.

If you have a VGA monitor, see "Connecting a VGA Monitor."

10

power connector

The connector for the power adapter.

11

diagnostic lights

See "Diagnostic Lights" for a description of light codes that can help you troubleshoot problems with your computer.

Connecting a VGA Monitor

If you have a VGA monitor, plug the adapter cable into the white DVI display connector and connect the monitor cable to the adapter.

1

adapter cable

Connecting Two Monitors

1

cable adapter

Use the cable adapter to connect a VGA monitor and a DVI monitor to the DVI-I connector on the back panel.

When you connect two monitors, the driver will detect this connection and activate the multimonitor functionality.


Inside Your Computer

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
CAUTION: To avoid electrical shock, always unplug your computer from the power adapter before removing the cover.
NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis.

1

heat sink assembly

4

hard drive

2

speaker (optional)

5

security cable slot

3

memory modules (2)

6

chassis intrusion switch

System Board Components

1

fan connector (FAN_FRONT)

8

battery

2

internal speaker connector (INT_SPKR)

9

clear CMOS jumper (RTCRST)

3

system board speaker (BEEP)

10

password jumper (PSWD)

4

channel B memory connector (DIMM_2)

11

hard-drive power connector (SATA_PWR)

5

channel A memory connector (DIMM_1)

12

fan connector (FAN_REAR)

6

SATA data cable connector(SATA0)

13

intrusion switch connector (INTRUDER)

7

standby power indicator (AUX_LED)

14

microprocessor heat-sink assembly

Jumper Settings

The jumper locations are shown below.

Ultra Small Form Factor Computer

Jumper

Setting

Description

PSWD

(default)

Password features are enabled.

 

Password features are disabled.

 

RTCRST

(default)

The real-time clock has not been reset.

 

The real-time clock is being reset (jumpered temporarily).

  jumpered   unjumpered

Cable Cover (Optional)

Attaching the Cable Cover

  1. Ensure that all external device cables are threaded through the hole in the cable cover.

  2. Connect all device cables to the connectors on the back of the computer.

  3. Hold the bottom piece of the cable cover and align the four tabs with the four slots on the computer's back panel.

  4. Insert the tabs into the slots and slide the piece toward the diagnostic lights (see the illustration) until the cable cover is securely positioned.

  5. Install a security device in the security cable slot (optional).

1

cable cover

2

security cable slot

Removing the Cable Cover

1

release button

  1. If a security device is installed in the security cable slot, remove the device.

  2. Press on the release button, grasp the cable cover, and slide the cover to the left until it stops, and then lift the cable cover up and away.


Connecting the Power Adapter

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
  1. Connect the external power adapter to the connector on the back of the computer. In order for the connection to be secure, verify that the latch engages completely. (An audible click will be heard or felt.)

  2. Connect one end of the AC power cable to the power adapter.

CAUTION: If your power adapter cable has a green grounding wire, do not permit contact between the

green ground wire and power leads because electrical shock, fire, or damage to your computer can occur.

  1. If your AC power cable has a green ground wire for connection to an electrical outlet, connect the metal ground connector to the grounding source on the outlet (see the following illustration):

    1. Loosen the grounding source.

    1. Slide the metal ground connector behind the grounding source, and then tighten the grounding source.

1

grounding source

2

metal ground connector

  1. Connect the AC power cable to the outlet.

The power adapter has a status light that is off when the AC adapter is not plugged into the outlet and green or amber for different states:


Badge

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

The badge on the front of your computer can be rotated. To rotate the badge:

  1. Remove the computer cover.

  2. Pull on the lever to release the notch from the slot.

  3. Rotate the badge to the desired position, ensuring that the notch is secured in the slot.

1

release lever

2

slots


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