View source for Tandberg TDV 1200

{{infobox Terminal
| manufacturer = Tandberg Data
| name = TDV 1200
| display_size = 14 inch
| refresh_rate = 70
| graphic_type = monochrome
| graphic_resolution = 720x454
| baud_rates = 50 - 38400
| interface2 = 20 mA current loop
| interface = RS-232C
| interface3 = RS-422-A (V.11)
| cpu = 80188
| media = CRT
}}

The Tandberg TDV 1200 terminal was produced by Tandberg Data and sold by Norsk Data (ND) as product number 110140. It was also known as ND Display Terminal 1200. The terminal has a 14 inch screen.

==Interfaces==
The terminal has two communication links called "Line A" and "Line B". Each of those can have up to two physical adapters connected (you can only use one at a time). In addition the terminal has a peripheral interface. There is space for up to three optional adapters in the terminal. The standard interface is RS-232-C (V.24) designated "Internal Line A (Ch 4)".

===Optional adapters===
*Optional Line A (Ch 3): V.24 (RS-232-C), V.11 (RS-422-A), 20 mA Current Loop, Mouse adapter
*Line B (Ch 1): V.24 (RS-232-C), V.11 (RS-422-A), 20 mA Current Loop, Mouse adapter
*Peripheral interface (Ch 2): Centronics adapter, Magnetic Card Reader adapter

==Specifications==
The specifications for the terminal is based on the following international standards:
; ISO 646 : 7-bit coded character set for information process interchange.
; ISO 2022 : Information processing, ISO 7-bit and 8-bit coded character sets and code extension techniques. 
; ISO 6429 : Information processing, ISO 7-bit and 8-bit coded character sets, additional control functions for character, and imaging devices.

==Documentation==
ND-12.045.1 EN ND Display Terminal 1200 User Guide.

ND-12.047 EN ND Display Terminal 1200 Reference Manual.

ND-12.054.1 EN ND Display Terminal 1200 Functional Specifications.

== Pictures ==

Pictures of the terminal
<gallery>
File:Tandberg TDV1200 front overview small.jpg| front
File:Tandberg TDV1200 left side small.jpg| left side
File:Tandberg TDV1200 right side small.jpg| right side
File:Tandberg TDV1200 back.jpg| back
File:Tandberg TDV1200 keyboard small.jpg| keyboard
File:Tandberg TDV1200 back cover off small.jpg| back, cover off
File:Tandberg TDV1200 serial no label.jpg| label
File:Tandberg TDV1200 interface and labels.jpg| interfaces and labels
File:Tdv1200 interface cable IMG 20200709 180737165.jpg| interface cable, board
</gallery>

The processor board contains two EPROMS, U5 (27512) and U15 (27C010).
<gallery>
File:Tandberg TDV1200 U5 D27512 01.0 967200.jpg| U5
File:Tandberg TDV1200 U15 D27C010 01.0 967200.jpg| U15
</gallery>

== References ==
* [http://www.ndwiki.org/wiki/ND110140 NDWiki - ND110140 - ND Display Terminal 1200]

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[[Category: Video Terminals]]
[[Category: Tandberg Data]]