A Guide to the External Ports and Connectors on a Dell Computer

摘要: This article details the types of ports and connectors that you can find on a computer. Computers that Dell is shipping or has shipped in the last 10 years. We also provide a guide to the older color code convention for ports and connectors. ...

本文适用于本文不适用于本文并非针对某种特定的产品。本文并非包含所有产品版本。

说明

Visual Guide to Ports and Connectors

The following guide provides historical and up-to-date information about the various ports and connectors in use with Dell computers.

We provide a picture of the port, a picture of the corresponding connector, and the name of the technology in use.

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Identifying Input Ports and Connectors

These ports and connectors are each limited to one purpose: Facilitating the flow of information into your computer. They are only found on older computers. Plug-and-play USB connectors and Wireless connections have replaced these connectors on newer computers.

Color Code	Port	Connector	Name
Green			PS2 for Mouse
Purple			PS2 for Keyboard
Gold			Game Port or Midi

Identifying Output Ports and Connectors

These ports and connectors are associated with audio output from your computer to external devices or speakers.

Color Code	Port	Connector	Name
Pink			Analog line level: Audio input, mono, or stereo - Microphone
Light blue			Analog line level: Audio input
Lime Green			Analog line level: Audio output for the main stereo signal - Front speakers or headphones
Black<			Analog line level: Audio output - Surround sound rear speakers
Silver			Analog line level: Audio output - Side speakers
Orange			Analog line level: Audio output - Center speaker and subwoofer
None			Universal Audio Jack (UAJ) Tip Sleeve (TS): Mono sound from headphones
None			Universal Audio Jack (UAJ) Tip Ring Sleeve (TRS): Stereo sound from headphones
None			Universal Audio Jack (UAJ) Tip Ring Ring Sleeve (TRRS): Stereo sound and Microphone

Identifying Ports and Connectors that handle both Input and Output

NOTE: Dell computers have a feature named PowerShare. You can identify PowerShare ports by the symbol (a USB logo with a lighting bolt) found underneath the port. See the following article for more information about this feature: USB PowerShare Feature

These ports and connectors allow devices to communicate with each other. (Where the name is blue and underlined, it is a link that takes you to a Dell Frequently Asked Questions (FAQ) article about that technology.)

Color Code	Port	Connector	Name
None			Power Desktop
None			Power Laptop
None			Universal Audio Jack (UAJ) Combo Connector
Black			USB 1.0
White			USB 2.0
Blue			USB 3.0
None			USB 4-pin Micro
None			USB 5-pin Mini
None			USB A/B
None			USB Male to Female extension
None			USB 3.2
None			USB Type-C
None			Thunderbolt Mini DisplayPort
None			Thunderbolt 2 Mini DisplayPort
None			Thunderbolt 3 Type-C
None			Thunderbolt 4 Type-C
None			ESATA
None			ESATAp
Gray			Firewire IEEE 1394, 6-pin
Gray			Firewire IEEE 1394, 4-pin
Burgundy			Parallel Port
Teal and Turquoise			Serial Port
None			Ethernet Local Area Network (LAN), Network Adapter, or RJ45
None			Modem RJ11

Identifying Video Ports and Connectors

These are the most common types of video port and connectors: (Where the name is blue and underlined, it is a link that takes you to a Dell Frequently Asked Questions (FAQ) article about that technology.)

Color Code	Port	Connector	Name
Yellow			SVideo Mini Din
Yellow			TV Aerial
Yellow			SCART
Yellow			Radio Corporation of America (RCA) Composite
Blue			VGA
White			DMS59
White			DVI-I single link
White			DVI-I dual link
White			DVI-D single link
White			DVI-D dual link
Blue and White			DVI-A VGA DVI-I
Black			DisplayPort
Black			Display Port Mini DisplayPort
None			Thunderbolt Mini DisplayPort
None			Thunderbolt 2 Mini DisplayPort
None			Thunderbolt 3 Type-C
None			Thunderbolt 4 Type-C
Black			HDMI Type-A
Black			HDMI Type-B
Black			HDMI Mini to a Type-C
Black			HDMI Micro to a Type-D
Black			HDMI Automotive Type-E