DEC VT420 User Manual

36 Removing and Replacing FRUs
3.4 Keyboard
If the keyboard is faulty, replace the keyboard. Turn the terminal off and
disconnect the keyboard cable from the keyboard cable connector on the
right side of the terminal. Remove and save the legend strip. The PC
(LK443/LK444) keyboard does not have a legend strip.
To install a new keyboard:
1. Turn the terminal off.
2. The keyboard cable is already connected to the back of the keyboard.
If you want the keyboard cable routed to the right or left, press it into
one of the grooves on the bottom of the keyboard.
3. Insert the other end of the cable into the keyboard connector on the
right side of the terminal.
4. Turn the terminal on.
GSF_0614_89.DG

DEC VT420 Specifications

General

Model	VT420
Release Year	1990
Display Type	Monochrome CRT
Category	Terminal
Manufacturer	DEC (Digital Equipment Corporation)
Character Set	ASCII
Communication Interface	RS-232
Connectivity	Serial
Baud Rate	Up to 38, 400 bps
Protocols	VT100
Emulation Modes	VT100, VT52
Power Supply	120/240 VAC, 50/60 Hz