P/N 4942055 - Model B Keyboard Details & Specs

Provided by the ASK Keyboard Part Number Database

IBM 3278/3279 Display Console 75-key Operator Console Keyboard without Num. Lock

Known Assembly Part NumbersKnown Assembly Part Numbers
Possible numbers found inside this keyboard used to indicate its internal assembly and the keycaps on it.
5194390
TypeType
A designation from my own type naming scheme used to categorise this keyboard with or from others by their common features and market intent but may/may not be derived from official names.
Model B 3276/3278/3279 75-key Operator Console Keyboard (327X-OC type Model B)
Known Host SystemsKnown Host Systems
A list of known host systems this keyboard could be bundled with or at least designed specifically to operate with. This could be terminals, desktop PCs or laptops.
IBM 3278 Model 2A Display Console (IBM 3270 family)
IBM 3279 Model 2C Color Display Console (IBM 3270 family)
OEMOEM
Possible companies responsible for making this keyboard for the company marketing it.
IBM
KeyswitchesKeyswitches
The name of the known switching mechanism that lies under this keyboard's keys.
IBM beam springs
Earliest AppearanceEarliest Appearance
The year (and possibly the quarter) that this keyboard part number was introduced, first observed, first recorded or the first example found.
1979 Q3
Original KeycapsOriginal Keycaps
The keyboard's original keycaps' material and text/symbol printing technique.
SAN with double-shot legends (w/ possible pad-printed front-printed legends)
Cover ColourCover Colour
The original colour of this keyboard's cover set (outer casing). For keyboards whose cover set materials are known to yellow, this will refer to the original colour before such transformation occurs.
Pearl White
BrandingBranding
The possible branding and logo styles found on this keyboard part number. This could be multiple styles at once or possible styles found over time.
None
FeetFeet
The style of this keyboard's flip-out or extendable feet. If applicable, this may also state how many levels of height adjustment are available and whether the feet could be rubberised.
None
ConnectionConnection
The keyboard-to-host connection. This is could be a description of a cable (its colour, whether its coiled, whether its detachable, and what connector is at its end) or the name of a wireless technology.
Black straightened-style fixed DB-25 cable
Key CountKey Count
The number of keys that this keyboard originally had.
76
Layout/LanguageLayout/Language
Image of Layout/LanguageThe original regional/language layout this keyboard was configured as. Both the language and the standardised key layout may be listed, and in the case of both being known or defined, it will be styled as language then standard.
Japan/Katakana; OCP typewriter w/o channel-to-channel feature
Accessories & Other FeaturesAccessories & Other Features
Other notable features you may want to know about such as charging cables (if keyboard is wireless), fingerprint reader, card reader, solenoid, DIP switches, etc.
Clicker assembly (internal solenoid)
Compartment for host computer's/terminal's guide
Source(s)Source(s)
Documents ("Doc"), websites and/or webpages ("Web") that were used as a source of information for this keyboard part number. Examples of this keyboard part number I own ("ASK") will also be included as sources.
Doc: IBM 3270 Information Display System 3276/3278 Keyboard Assembly Parts Catalog (#S126-0029-0) [source: bitsavers]
Related Directory EntriesRelated Directory Entries
Possible ASK Keyboard Directory entries that relate to this part number. The Directory serves as a convenient way to find and share a particular keyboard, containing links to where to find out more about the keyboard and sometimes common part numbers.
IBM 3278/3279 Display Console 75-key Operator Console Keyboard without Num. Lock (IBM 43X1 w/o channel-to-channel variant)
Data Last Updated 2023-12-27

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