Tektronix DAS 9221 Option 04, User Manual

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Getting Started
1–2
DAS System User Manual
Mainframe Hardware
The DAS mainframe provides computing power, input/output features, and mass
storage for the internal acquisition and pattern generation modules. You can
install several different instrument modules inside the mainframe depending on
your needs. An Expansion mainframe (DAS 92E9), which provides extra slots
for additional modules, is also available.
The DAS/NT can be identified by the NT sticker on the front panel. Similarly
the DAS/XP has a XP sticker. Earlier versions of the DAS have an SE sticker.
The standard display device for the DAS/XP is a color X window, terminal with
a mouse-driven interface. A set of nested, interactive menus let you define the
contents of the system you need, enter parameters and data, and control the
system outputs.
The DAS mainframe consists of the following major internal components:
H
Mechanical chassis
H
Hard and floppy disk drives
H
40 MHz 68EC030 CPU
H
RS-232 ports
H
Power supply (100 watts per slot average)
H
Local Area Network (LAN) interface
H
External input and output connection
An option to the DAS mainframe, Option 04, allows the mainframe to satisfy the
German electromagnetic interference (EMI) requirements.
DAS Systems Prior to January 1, 1996. DAS mainframes equipped with Option 04
that were sold prior to January 1, 1996 satisfied the German electromagnetic
interference (EMI) requirements (VDE 0871, Class B). This VDE option applied
to mainframes set for 230 V operation only; operation at 115 V exceeds
component ratings. A mainframe with Option 04 included the following items:
H
Conductive elastic between the front facade and the media mount
H
Rear-panel probe shields
H
EMI gasket material on the edges of the base plate
H
Clip for holding the power supply tightly against the inside of the rear panel
H
Probe clamps for holding probes to the rear panel
DAS Mainframe with
Option 04