Vector Graphic Mindless User manual

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Vector Graphic Mindless Terminal Users Manual
REPAIR AGREEMENT
The Mindless Terminal sold hereunder is sold "as is", with all faults and
without any warranty, either expressed or implied, including any implied
warranty of fitness for intended use or merchantability. However, the above
notwithstanding, VECTOR GRAPHIC, INC., will, for a period of ninety (90)
days following delivery to customer, repair or replace any Mindless Terminal
that is found to contain defects in materials or workmanship, provided:
1. Such defect in material or workmanship existed at the time the
Mindless Terminal left the VECTOR GRAPHIC, INC., factory;
2. VECTOR GRAPHIC, INC., is given notice of the precise defect
claimed within ten (10) days after its discovery;
3. The Mindless Terminal is promptly returned to VECTOR GRAPHIC,
INC., at customer's expense, for examination by VECTOR GRAPHIC, INC., to
confirm the alleged defect, and for subsequent repair or replacement if
found to be in order.
Repair, replacement or correction of any defects in material or workmanship
which are discovered after expiration of the period set forth above will be
performed by VECTOR GRAPHIC, INC., at Buyer's expense, provided the Mindless
Terminal is returned, also at Buyer's expense, to VECTOR GRAPHIC, INC., for
such repair, replacement or correction. In performing any repair,
replacement or correction after expiration of the period set forth above,
Buyer will be charged in addition to the cost of parts the then-current
VECTOR GRAPHIC, INC., repair rate. At the present time the applicable rate
is $35.00 for the first hour, and $18.00 per hour for every hour of work
required thereafter. Prior to commencing any repair, replacement or
correction of defects in material or workmanship discovered after expiration
of the period for no-cost-to-Buyer repairs, VECTOR GRAPHIC, INC., will
submit to Buyer a written estimate of the expected charges, and VECTOR
GRAPHIC, INC., will not commence repair until such time as the written
estimate of charges has been returned by Buyer to VECTOR GRAPHIC, INC.,
signed by duly authorized representative authorizing VECTOR GRAPHIC, INC.,
to commence with the repair work involved. VECTOR GRAPHIC, INC., shall have
no obligation to repair, replace or correct any Mindless Terminal until the
written estimate has been returned with approval to proceed, and VECTOR
GRAPHIC, INC., may at its option also require prepayment of the estimated
repair charges prior to commencing work.
Repair Agreement void if the enclosed card is not returned to VECTOR
GRAPHIC,
INC. within ten (10) days of end consumer purchase.
Rev" a-B 3/30/79

Vector Graphic Mindless Terminal Users Manual
TABLE OF CONTENTS
Section
Repair Agreement
Table of Contents
I. Introduction
Specifications ••••••••••••••••••• o •••••••••••••••••••••••••••• 1-1
Description of the Mindless Terminal •••••••••••••••••••••••••• 1-2
Description of the Manual ••••••••••••••••••••••••••••••••••••• 1-2
II. Users Guide
2.1
2.2
2.3
2.4
2.5
Keyboard Controls ••• e •••••••••••• ~ •••••• ft ••••••••••••••••••••• 2-1
Installation •••••••••••• e •••• m •••••••••••••••••••••••• •••••••• 2~2
Cables lit •••••••••••• ,. ••• «:I ........................ ••• 2-6
Keyboard Code Conversion •••••••••••••••••••••••••••••••••••••• 2-8
Adjusting Procedure for the CRT •••••••••••••••••••••••• 2-9 - 2-12
III. Schematics
ASCII Code Chart ••••••••••••••••• o •••••••••••••••••••••••••••• 3-1
Interface Board in Mindless Terminal Schematic •••••••••••••••• 3-2
Monitor Schematic ••••••••••••••••• ~ •••••••••••••••••••• o •••••• 3-3
Monitor Parts List and Components Layout •••••••••••••••••••••• 3-4
Keyboard Schematic •••••••••••••••••••••
ft
•••••••••••••••••••••• 3-5
Keyboard Mechanical Assembly and Key top Layout •••••••••••••••• 3-6
Keyboard Code Chart •••••••••••••••••• ea •• 8 •••••••••••••••••••• 3-7
IV. Addenda
Schematics for Zenith Monitors
Schematics for
CITOH Monitors
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3/30/79

Vector Graphic Mindless Terminal Users Manual
I. INTRODUCTION
1 .1 SPECIFICATIONS
SCreen Size
Resolution
Bandwidth
Video Interface
Compatibility of Video
Keyboard
Keyboard Electronics
External Controls
Internal Controls
Power
Power Source
Cables
Rev. a-a 3/30/79
12-inch diagonal CRT
900 lines at center
750 lines at borders
12 MHz
Separate TTL video and sync
Compatible with Vector Graphic Flashwriters
I and II alphanumeric video display
boards and most other alphanumeric
video display boards
Not compatible with Vector Graphic
High Resolution Graphics board
Custom 60 keys, typewri t~r format, 12-key
numeric pad, ESC, DEL, ALL CAPS
CTRL, LF, and cursor movement keys
Capacitance key switches and LSI N-channel
MOS encoding electronics
Contrast
Vertical hold
Height
Vertical linearity
Vertical centering
Focus
Brightness
Horizontal centering
+16V @ 1.15A
+8V @ 0.25A
+16V and +8V from mainframe power supply
Purchased separately: cable to connect
terminal to mainframe and to
connect inside of mainframe to
power, to keyboard port, and to
video board
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Vector Graphic Mindless Terminal Users Manual
1 .2 DESCRIPTION OF THE MINDLESS TERMINAL
The Vector Graphic Mindless Terminal is a high quality terminal that,
particularly when used with Vector Graphic video display boards, provides
the user with features and versatility not available in other terminals.
The CRT monitor has up to 900 lines resolution and 12 MHZ bandwidth. All
elements of the display are adjustable and adjustment procedures may be
found later in this manual.
The keyboard is a high reliability unit with capacitive type switches. A
numeric keypad and lighted shift lock and ALL CAPS lock keys are standard.
The Mindless Terminal
computer power supply.
these connections quite
is designed to receive power (+8V and +16V) from the
cables are available (ordered separately) which make
simple to implement.
The Mindless Terminal requires that the video information be provided at TTL
levels as separate video, horizontal sync and vertical sync. This is
provided by Vector Graphic alphanumeric video boards.
1.3 DESCRIPTION OF THBMANUAL
This manual provides a complete Users Guide for the Mindless Terminal,
including detailed explanations of all the external and internal adjustments
possible, and how to connect the terminal to your computer. Complete
schematics as well as ASCII and keyboard code charts are included.
1-2
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Vector Graphic Mindless Terminal Users Manual
II. USERS GUIDE
2.1 XX'l'ERNAL CONTROLS
Operation of the Mindless Terminal is very straightforward.
the Mindless Terminal is provided by the computer power supply
switched on and off by the computer power switch.
The power to
and is thus
The only external control is the contrast control located on the rear panel
of the Mindless Terminal. This should be adjusted to suit personal
preference and ambient light level.
For other adjustments see section on CRT monitor adjustments later in this
manual.
Rev. O-B 3/30/79
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Vector Graphic Mindless Terminal Users Manual
2.2 INSTALLATION
In addition to the Mindless Terminal, you must order separately the VMTC
cable set, which includes:
1. A 4-foot 25-conductor flat ribbon cable used to interconnect the
Mindless Terminal to the computer interface.
2. A signal/power cable assembly, used inside the mainframe chassis, to
connect the terminal to power supply and also provide the video
signals and receive the keyboard signals.
COMPUTER
25 CONDUCTOR
FLAT CABLE
TERMINAL
FIGURE 1
The fbllowing procedure describes how to connect the Mindless Terminal to
Vector Graphic systems (such as the Vector MZ) utilizing a Vector Graphic
Flashwriter Video Board and the above mentioned VMTC cable. Wire lists are
provided for the user to fabricate custom cables for connection to
non-standard devices. Please note that due to the large variations in
manufacturer's products, it is impossible for Vector Graphic to provide
interface cables for anything other than Vector Graphic products.
2-2
Rev. O-B 3/30/79