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TEXAS
INSTRUMENTS
INTRODUCTION
The
TI
Periheral Expansion System allows you to add accessories
to your computer system in a single, convenient location by inser-
ting them in the peripheral system itself. The package includesthe
Peripheral Expansion System and the Peripheral Expansion Card
with a connecting cable, which combine to serve as an interface
between the computer console and the accessories in the unit.
Whith the Peripheral Expansion System attached to you can:
e lncreasethe capabilities ofyourcomputer system with avarity
of accessories in the form of slide-in cards.*
e lnstali a
TI
DiskMemoryDrive* inthecompartmentdesignedfor
this purpose.
e Connectthe unitto thecomputervia cableto provideflexibility
in the placement of your equipment.
By simply removing the
top
of the unit and sliding the accessory
cards into the slots provided, the Peripheral Expansion System
can hold up to seven computer accessories, such as the
TI
Disk
Drive ControllerCard, the
TI
RS232 lnterface Card, the
TI
Memory
Expansion Card, and the
TI
P-Code Peripheral Card, in addition to
the Peripheral Expansion Card.
DESIGN
OF
THE
PERIPHERAL
EXPANSION
SYSTEM
The Peripheral Expansion System contains two compartments for
attaching accessories to your computer system. As you tace the
front ofthe unit, these compartmentsare positioned as show here.
INDICATOR
UGHTS
DISK
DRIVE
COMPARTMENT
Note that each accessory card has
an
indicator light that shines
through one of the eight corresponding openings on the front of
the front of the peripheral system (see "Testing the Peripheral Ex-
pansion System"). The right-hand compartment is designed to
hold a
TI
Disk Memory Drive, Model
PHP
1250
or
equivalent, which
hasbeentailored tofitthe peripheral system. Forinformation on
in-
stalling and using this
disk
drive,
referto
its owner-s manual.
*Sold separately
2
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PHP1200
When you remove the
top
of the peripheral system, the two com-
partments look like this.
DISK
DRIVE
COMPARTMENT
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ACCESSORY
CARDS
COMPARTMENT
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Each ofthe eightaccessorycard positions islabeled with itscorre-
sponding numberas shown. Each position
al
so has an opening in
the back for the connector tab, if the card has one. Accessory
cards can be inserted in the Peripheral Expansion System in any
order (position) with onlytwo exceptions. First, the Peripheral Ex-
pansion Card must
occupy
the first slot to the left as you tace the
front of the unit (slot number1). Second,
ifyou
have aDiskMemory
Drive in the peripheral system, the DiskDrive ControllerCard must
be in the last slot (slot number
8)
sothattheinternai cableconnec-
tion can be made.lfyou are using external drives only, theControl-
ler Card can be placed in any slot.
SET
-UP
INSTRUCTIONS
The steps involved in inserting the Peripheral Expansion Card into
thePeripheral ExpansionSystems,connectingthe unittothecom-
puter, and then checking the unit-s operation are included in this
section. Please read this materia! completely before proceeding.
CAUTION
Theseelectroniccomponentscanbedamaged
by
staticelectricity
discharges.
To
avoid
damage,
do
not
touch
the connector
contacts.
Once you've unpacked the unit, you're ready to insert the Peripheral
Expansion
Card
intothe unit.
(Save
the packing materia! forstoring or
transporting the unit.)
INSERTING
THE
PERIPHERAL
EXPANSION
CARD
1.
First turn off the computer console and ali attached devices.
2.
WARNING:
TO
AVOID
DAMAGING ACCESSORY CARDS,
WAIT
TWO
(2)
MINUTES
AFTER
TURNING
OFF
THE
UNIT
FOR
THE
POWER
TO
DISCHARGE
BEFORE
PROCEEDING.
3.
Remove the top from the peripheral system by lifting the back
edge of the
top
and pulling up.
4.
The label identifying the Perpheral Expansion Card is on the
top of the card. Onthe front ofthecard isan indicatorlightthat
isseen from thefroht ofthe peripheral system when the card is
active. Hold the Peripheral Expansion Card with the indicator
lightfacing the front of the peripheral system and theconnec-
tor cable facing the back of the unit.
