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Document:	Letterprinter 100 Installation Guide
Order Number:	EK-LP100-IN
Revision:	001
Pages:	58
Original Filename:

OCR Text

EK-LP100-IN-001

Letfterprinter 100
Installation Guide

Digital Equipment Corporation « Bedford, MA 01730

lst Edition,

1982

All

The material
purposes and
Digital

by Digital

Rights

January

1982

Equipment Corporation

Reserved

in this manual is for informational
is subject to change without notice.

Equipment Corporation assumes no

responsibility for any errors that may appear in

this manual.

Printed

in U.S.A.

The following are trademarks of Digital Equipment

Corporation,
DEC
DECUS
Digital
PDP
UNIBUS
VAX

Logo

Maynard,

Massachusetts.

DECnet
DECsystem-10
DECsystem-20
DECwriter
DIBOL
EduSystem

IAS
MASSBUS
PDT
RSTS
RSX
VMS
VT

4/82-15

TABLE

INTRODUCTION

CHAPTER 1

SITE PREPARATION

CHAPTER 2

UNPACKING/REPACKING

Unpacking
Repacking

INSTALLATION
CHAPTER 3
Cable Tie Removal

Input Voltage Range Selection
Communication Cable Installation

Power Cord Installation
Ribbon Cartridge Installation
Paper Installation
Single Sheet
Roll Paper
Tractor Paper

Power Up Procedure
Printhead Adjustment

CHAPTER 4

JUMPER SELECTION

iii

OF CONTENTS

INTRODUCTION

The

1@@

Letterprinter

models

Letterprinter

User

100

The

terminals.

documents

hardware

installer

who

specific

needs

the

the operator who needs general operating

and checkout

the

information,

applications

control

programmer

for

information,

and

interface

and

needs

who

installation

into three books:

Installation Guide
Operator Guide
Programmer Reference Guide.

This installation guide describes
up, and check out Letterprinter

divided

all

function descriptions.

Letterprinter 10@ documentation is divided
o
o}
o

are

audiences:

three general

describes

Package

Documentation

into

following chapters:

the

how
10¢

to unpack,
terminals.

install, power
The guide 1is

Chapter 1 Site Preparation -- describes the enviromental and power

considerations
before

for

installing

the

Letterprinter

the terminal.

Chapter 2 Unpacking/Repacking -- Detailed
to

unpack and

Chapter

this

chapter

illustrations

show how

100.

Read

repack the terminal.

1Installation

includes

installing

proper operation of the Letterprinter 100.

and

verifying

Chapter

protect

and

WARNINGS,

auto

injury.

Selection
answerback

CAUTIONS,

this guide,

purposes.

the

Jumper

Cautions

describes

removing

the

answerback

AND NOTES

warnings,

Warnings

terminal.

jumpers.

cautions,

highlight

Notes

and

notes

information

are

that

used

for

specific

prevents

personal

information that prevents
highlight general information.

damage

CHAPTER 1

SITE CONSIDERATIONS

Install
the
Letterprinter
100
free
1s
in an area that
terminal
from excessive dust, dirt, corrosive

©prevent
To
vapors.
and
fumes,
overheating,
do
not
block
the
ventilation openings on the bottom
of
the
terminal.
Table
1-1
1lists
power
and
environmental
requirements.
Figure
1-1
shows
terminal dimensions.

MA.B246 A

Table

1-1

Site

Considerations

Site Consideration

Specification

Temperature

16° to 48° ¢ (50° to 104° F)

Relative

Humidity

190
wet

bulb

percent with

temperature

maéimum
28

(82° F) and_a minimum dew point
of 2O C (36O F) noncondensing

Input

Voltage

99 to 128 VAC
180 to 256 VAC
(switch selectable)

Power

Consumption

Printing 45 watts maximum
Nonprinting 25 watts maximum

Power

Receptacle

Nonswitched,
grounded

three

receptacle

prong,

CHAPTER 2

UNPACKING AND REPACKING

UNPACKING

Perform

following

the

procedure

unpack and inspect the Letterprinter
109. You need a pair of diagonal

cutters.

1.
2.

Open

top

the

shipping

the

carton.

up and
Lift the terminal
out of the carton and place
it on a flat, clean work
sur face.

absorbing

Remove

the

shock

around

the

terminal.

material

and

packing

from

NOTE: Save the carton and packing
materials to repack the terminal 1in
case you have to move the terminal
to another

location.

Remove

the

documentation

power cord,
cables.

package,
any other

and

the
inspect
Carefully
carriage
and
housing
obvious
for
assembly
Check the
shipping damage.
enclosed

packing

item

missing,

1list

for

If
lost or missing items.
any
item
is
damaged,
contact the shipper. If any
is

contact

your local DIGITAL
representative.
Wipe
with

the
a
lint-free

necessary.

sales

outer
surfaces
clean,
soft,
cloth
if

CHAPTER 3

INSTALLATION INFORMATION

INSTALLATION CHECKLIST

Remove nylon cable tie.

Select

input

voltage

range.

Install

any options.

Pl ug

line

terminal

cord

and

into

wall

receptacle.

Connect

interface cable.

Install

ribbon cartridge.

Install

paper.

Turn

Adjust

Per form

power

on.

printhead.

self-test.

INSTALLATION PROCEDURES

Per form the following procedure to
install
the Letterprinter 1086.
You
slotted
small
a
need
will
screwdriver or a ballpoint pen.

3-1

Remove
1.

the

Nylon

Tie.

Lift

the

Clip

and
remove
tie,

cable

MA-B247
A

Cable

access

cover.

the

nylon

Select

Range.

the

Desired

Input

Voltage

CAUTION: Always use a small slotted

screwdriver, a ballpolint pen, or
equivalent to change the voltage

Never use a pencil. Lead
range.
particles can disturb the operation

of the terminal.

MA-B24B
A

Install
(Refer

included

Plug
and

the
the

Any Options if Needed.
to
the
Installation
Guide

with

Line
Wall

the

option.)

Cord

into

Plug the line
terminal.
Plug

the

Receptacle.

the

1line

nonswitched,
grounded

wall

WW%A

MA.B248
A

cord

Terminal

into

the

into

three-prong,
receptacle.

Connect the Interface
Interface Connector.

Cable

the

NOTE: Site plans are not supplied by
DIGITAL. Interface logic connections
must be specified and provided by
the system supplier or the customer
because each installation may be
different.

MA-B250 A

MA-8251A

Install

the

CAUTION:

Ribbon

Only

recommended

LAIGR)

Cartridge.

ribbon

cartridges

by DIGITAL

(DEC

P/N

equivalent should be used

with the Letterprinter 10@6. Other
ribbon cartridges may damage the
Printhead and voilid the warranty.

Refer

UGN

to
A

SOV

the

SN,

WO,

Accessories
AL

UG,

WA, WA

VALY

O, SIS

ORI

and

Supplies chapter in the Operator
Gulde for ordering information.

NOTE:

(DEC

with

DECwriter IV ribbon cartridge
P/N LA34R)
can also be used

the Letterprinter
1.

Lift

Move

the

access

cover.

the

adjustment
the middle

MA-8252
A

100.

lever
of its

printhead

to
about
range.

Tighten
turning

by
ribbon
the
ribbon adjust
the

knob clockwise.

MA-B8253

]

Line

the snap buttons on
the
new ri bbon cartr idge
with the mounting holes 1in
the

MA-8254

carriage

assembly.

Slowly press the new ribbon
cartridge onto the carriage
assembly while turning the
ribbon adjust knob.

MA-B25S

3-9

While

watching
the
ribbon
adjust
knob,
move
the
carriage
to
the
right
and
left
two
or
three
times.
The
ribbon
adjust
knob
should turn in a clockwise
direction when the carriage
moves,

This

ribbon

correctly.
turn,

MA .-8256

remove

means

the

advancing
it
the

cartridge

and

procedure

again.

does

not

ribbon

start

the

Install Single Sheet Paper.
1.

Disable

the

paper

paper low detection.

out

MA-B257
A

MA-8258 A

Feed

the

under

platen.

MA.8259 A

the

sheet
of
paper
back
of
the

Lift

the bail

bar.

Use the paper
to advance the

adjust knob
paper until

the top edge of the
paper
is
even
with
the
bottom
edge of the paper.

MA 8292 A

3-13

Pull
lever

the

the
©paper
toward
the

release
front

terminal.

Position
the
paper
to
the
left
of
the
terminal.
Smooth
the
paper
over
the
surface
line up

edges.

MA-B260 A

of
the
the top

platen

and

bottom

Push

the

Lower

the

©paper

toward
lever
the terminal.

original
5.3

MA-BZ2ET A

3-15

Use

the

bail

the

release

back

1its

bar

position.

paper

adjust

to move
the
paper
desired position.

knobs

the

Install
NOTE:

The

the
LAX34-RL

option must
friction feed

3-16

roll

l.1

Remove the
roll paper

1.2

Slide

mandrel
holder.

one

from

Paper.

paper

be installed
roll paper.

retainer

MA-BZ62
A

Roll

holder

use

from

the

paper
roll
the mandrel.

paper

2.1

of
roll
the
Slide
onto the mandrel.

2.2

Replace
the
retainer.

paper

2.3

Reinstall

mandrel

the

roll

the
roll
paper
holder
assembly so the paper feeds
from
the
bottom
of
the
roll.
Position the
paper
roll
to
the
1left
of
the
holder.

NOTE:

Make

sure

the paper
roll

retainers touch the paper

prevents
side. Do

1t from
not let

roll. This

moving side to
the paper roll

retainers touch the side of the roll

paper

MA-B263 A

3-17

S————

holder.

OGS WSS

That

AN,

creates

n 5264 A

MaA-B268

Feed
the
paper
over
the
roll holder apron and under

the back of

the

platen.

Lift

the bail

bar.

Use the paper adjust knob
to advance the paper until
the top edge extends back

over

the

apron.

Make

sure

pass
not
does
paper
the
under the paper low sensor.

release
paper
the
Pull
lever toward the front of
Smooth the
the terminal.
paper over the surface of
the platen and line up the
sides of the paper
supply roll edges.

MA 8266 A

with

the

Push

the

lever

toward

the

release
back

its

terminal.

Lower

the

original

MA-8267 A

paper

bail

bar

position.

Load Tractor Feed Paper/Forms.

tractor option

The LAX34-AL

NOTE:

must

installed

feed paper. DIGITAL also

use tractor

recommends

ng stand option
the printer
usi
(LAX34-SL) for the most
paper feeding operation.

effective
*

If paper is loaded from the back of
the printer, the paper out detection
does

not

operate.

bail

the

Make

sure

not,

remove

Pull

the

behind

the

bar

tractors.

1If

¢tractors

the

and reinstall according to
the LAX34-AL tractor option
installation instructions.

terminal.
A
MA-B268

3-21

1left

and

adjust
tractor
front
the
toward

right

levers
the
of

’1 “ 3 cm (1 1/8 in.)
3.1

Position
the
1left
tractor
so the pins are 3 cm (1-1/8
in)
from
the
left
sideplate.
Position
right tractor at about

3.2

same

distance

right

sideplate.

NOTE:
SO

WSS

GOy

using
the

lever.

provides margins for 13.2
paper.
You may have
to

SONGS SEANAUN

MMM

SANANE

smaller

left

forms.

Ma-g8269 A

adjust

This

inch
N,

from

Push
the
left
tractor
adjust
1lever
toward
the
back
of
the
terminal.
Do
not
tighten
the
right

tractor

the
the
the

UGN

SRS

SO,

forms.

tractor

when

SOSNNG

TOMR

SRSRS

Do
using

not

—

move

smaller

3-23

Open both tractor covers.

5a.

you

are

printer

using

stand,

paper/forms
crossmember

legs

Feed

the

bottom
sure

the

tractors.

the

between

paper

the

on
printer

paper

centered

the

place

the

stand.

through

slot.

the

Make

paper

stack

directly

under

1is
the

wusing
place

If you are not
stand,
printer

5b.

the
the

paper/forms on
the
floor
behind the table. The paper
can be left in the shipping
the
after
container
container
top
1is
removed.
Feed the paper through the
paper
slot
behind
the
platen.
Rotate
the
paper
adjust knob clockwise until
the top edge of the paper
extends above the tractors.
NOTE:
If you can't put the paper
supply on the floor, place 1t on the

table
use

ARG

behind
the

SRS

between

paper

SSRNGGNE

the

terminal.

LAX34-SW

SRR

the

WSS SO

WIS

Multi-part
loaded 1into

printout

unless the
continuously watched.
SR

SIS SR

DENRNN SY WES

| SRS

However,

paper
| ——0 SO

SN,

and

tray

| TN, | ST, ST

WAID ST

supply

terminal

TN, SO

AN ST,

forms may separate if
the terminal from the

back.

Feeding supply paper under the

Letterprinter 10@ and through the
bottom paper slot 1s not recommended
unless the printer stand is used.
When paper is loaded from the bottom
without the printer stand, the paper
perforations may catch on the table.
This can cause the terminal to print

MA.8272

uneven

3-25

lines across

the paper.

6.1

Place
over

the
the

left margin
tractor

the

feed

holes
pins.

1left

tractor

right

tractor

cover.

6.2

Position
so

the

are

right

over

pins.
tractor

6.3

AA——_ ——

Do
tight.

the

tractor.

MA-B273 A

holes

the

tractor

feed

the

right

cover.

Tighten
the
right
tractor
adjust
lever
to
clamp the
right tractor in place.

CAUTION:

too

margin

SRR

not
DR

stretch

TIf

RSN S

center,

T———

the

the paper
paper pulls

readjust

the

right

7.1

7.2

3=-27

Position the paper supports
one third of the distance
from

each

tractor.

Pull

the

paper

lever
toward
the terminal.

the

release
front

Turn

Power

on.,

Turn

the

power

ON/OFF

switch to on. Make sure the
POWER/ FAULT
indicator
lights,
and
the
printhead
automatically

itself
NOTE:

When

turned
power

the

positions

left margin.

power

to the terminal is
automatically runs a
self-test. The
indicators

“n—-m—-fi——w—q”mm“

_——wfim“”mqu“—w”-—

failures.
power

the

u”mw_“

terminal
does not

correctly,

troubleshooting

Operator Guide.

refer

the

checklist

the

MA-B275 A

MA-8276 A

Adjust the Printhead.

3-29

1.1

Open

1.2

Move

the

access

the

cover.

adjustment lever
way to the right.

printhead
all

the

Carefully

move

the

printhead
adjustment
1lever
one position to the left.

Manually move the printhead
to
the
right
and
1left
to
check for smudging.
If

the

ribbon

smudges,

first make sure the paper
is installed correctly.
If
installed
is
paper
the
correctly,
move
the
printhead
adjustment lever
to
the
right
wuntil
the
smudging stops.

MA-B8279

3=-31

3-32

4.1

4.2

Press the CLEAR FAULT key.

the

access

cover,.

ON
OFF
and

the
lock
and
Press
the
1in
key
LINE/OFF
position. Press
(down)

lock the
the down

SELF TEST key in
position to print

Check
status message.
the
the printed characters for
Press the
print quality.
SELF TEST key again to exit
sel f-test.

NOTE :

the

form

ripples

d,
the printheathe
by ed
pull

printhead
Repeat

is not adjusted correctly.

steps 1

repeat

steps

printed

characters

are

clear

sharp.

Perform the

through 5.

necessary,

through
and

Terminal

the

until

Self-Test.

Verify that the ON LINE/OFF
key

is
in
position.

the

Press

1lock

and

OFF

the

(down)

SELF

TEST
key
in
the
down
position.
The
terminal
responds by printing
the
status

message.

verifies
proper
operation.

3-33

This

terminal

4
CHAPTER

JUMPER SELECTION

The
Letterprinter
jumpers:
®

10@

has

answerback message

two

protect,

and

More
and

auto

answerback.

information on
the
answerback
auto
answerback
features
1is

available in the Operator Guide and
Programmer Reference Guide.
Perform
the
following
procedure
to
remove
either jumper. You need a scribe and

pair
l.

diagonal

cutters.

Select
and
store
answerback
message
desired
(refer
to
Operator
Guide
or
Programmer

the
if
the
the

Reference

Guide)
.
2.

Make
sure
terminal is

power
turned

to
off.

the

3.1

Unplug
the
ac
power
from the power source.

3.2

Remove

the

other

power

cord

from

the

terminal.

end
the

cord

the

back

4.1
4.2

Lift

the

Press

access

the

two

cover.
retainer

clips.
4.3

Lift
from

the access cover away
the printer housing.

5. 1

Lift

the

access

5. 2

5. 3

bail

the

bar

Press

the

release

levers,

Lift

the

gain

platen.
two

platen

straight

up.

5. 4

Lower

the

original

bail

bar

position.

its

release
Use a scribe to
ers
fasten
snap
four
the
printer
the
secure
that
base
the
to
housing
assembly.

Lift
away

the printer housing
base
the
from

assembly.

7.1

Press

the

bezel

clips.

7.2

Rotate

the

toward

keyboard

the

front

terminal.

Ma-B286
A

retainer

bezel
the

Now
you
answerback
answerback

the

see
and
jumpers.

answerback

prevent

message
or

can

the

from

erased.

the
auto
Cut

jumper

answerback

being
Cut

changed

the

auto

answerback jumper to select
the
auto
answerback
feature.
CAUTION:

operation

sure

remove

the

entire jumper. Any metal piece
remaining may disturb the electronic

M4 -B287

the

terminal.

Make

sure

the

bezel

properly
seated.
rotate
the
bezel
original position.

1is

Then
to
its

19.1

Pl ace

the

housing
on
assembly.
10.2

MA.8289A

printer
the

base

Press the snap fasteners
to secure the housing to
the base assembly.

11.1

Lift

11.2

Press

the

bail

the

bar.

platen

1into

its original position.
The
platen
clicks
into
place
when
properly
seated.

11.3

MA.-8290 A

Lower
the
bail
bar
to
its original position.

12.1

Slide
the
back edge of
under
cover
access
the
the
lip in
the
printer
housing.

12.2

Press

into

the

its

position.

MA-B291A

access

cover

original

13.1

Plug

the

into

the

power
back
of

cord

the

printer.
13.2

Plug

the

into

power
cord
nonswitched,

three-prong,
outlet.

grounded