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EXTERNAL CONNECTORS

  Connector Devices Description

RJ45

10/100/1000Base T Networks Registered Jack-45, an eight wire connector use for networking
BNC 10Base2 or Thinnet Bayonet Nut Connector use with RG58 coaxial thin cables
RJ11 Telephone or Modem Connector Registered Jack-11 a four or six wire connector use for Internet connections
DIN/5 AT Keyboard Deutsche Industrinorm connector that is use to connect an AT keyboard
PS/2 ATX Keyboard or Mouse Personal System 2 connector or ATX connector developed by IBM to connect an ATX Keyboard (purple) or Mouse (green)
Centronics Parallel Printer end Connection A standard interface for connecting parallel printer devices
DB Connectors
Parallel Port Parallel Devices (Printer, Scanner, External Devices and Zip Drives)

Bi-Directional
ECP 8 bits wide 1.5Mbps-2.77Mbps
EPP 4 bits wide 600Kbps
LPT address

SCSI_50 SCSI Devices 3 rows use mainly by External SCSI devices
SCSI_68 SCSI Devices 2 rows use mainly by External SCSI devices
Analog Video Port Analog Monitor Port 3 rows with 15 holes use by CRT or LCD monitors found on video cards
Digital Video Interface Port Digital Monitor Port Digital Video Interface use by the newer LCD monitors found on newer graphics cards
Joystick or
MIDI Port
Joystick, Game and MIDI devices 2 rows 15 holes found on sound cards
Serial 9 Port Serial Mouse, PDA, Modem and Digital Camera

2 rows male 9 pins
1 bit wide transfer
57Kbps
Backwards compatibility
COM address

Serial 25 Port Serial Modem, Printers and Scanners

2 rows 25 pins
Obsolete



High Speed Connectors
USB_A USB_B USB Ports USB Devices (Keyboards, Mouse)

 





1. Hot Swappable

2. Speed
USB 1.0 1.5Mbps
USB 1.1 12Mbps
USB 2.0 up to 480Mbps

3. Daisy Chain
127 Devices

4. Meters Length

USB 1.1 3 Meters
USB 2.0 5 Meters

4 Pin 6 Pin Firewire or IEEE 1394 Ports Firewire Devices
(High Speed Multimedia Devices Video Cam or iPOD devices)

1. Hot Swappable

2. Speed
IEEE1394_a 400Mbps
IEEE1394_b 800Mbps

3. Daisy Chain
63 Devices


ST connector


SC connector

Older
Fiber Optic Ports

Fiber Optic Connections

1. Immune to EMI

2. Very Fast

3. Can Travel great distances


LC connector



MTRJ connector

Newer
Fiber Optic Ports
Small Form Factor use for High Speed Fiber Optic Connections

1. Immune to EMI

2. Speed
10Mbps up to 13.21 Gbps

3. Distance
2000 Meters up to 100Km

HDMI SPDIF RCA

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