Anadex DP-9000 - Removal and Replacement; General; On Line Indicator Lamp Replacement

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9.

Adjust

the

Baud

rate

of

both

printer

and

data

source

to

the

desired

operating

rate

and

try

another

test

transmission.

CAUTION

RTS

(PIN

4),

CTS

(PIN

5),

DSR

(PIN

6),

AND

CD

(PIN 8)

ARE

INTERNALLY

STRAPPED

TO

THEIR

NORMAL

OPERATING

LEVELS.

IF

THESE

SIGNALS

ARE

NOT

ACTIVELY

USED

BY

THE

DATA

SOURCE,

DO

NOT

CONNECT

ANY

WIRES

TO

THESE

PINS

AS

WIRES

ARE-rOTENTIAL

NOISE

COLLECTING

ANTENNAS.

IF

THEY

ARE

TO

BE

ACTIVELY

USED

THEN

THE

STRAPS

SHOULD

BE

CUT.

(SEE

SECTION

2.)

10.

Implement

additional

"handshake"

signals

and/or

protocols

as

required

in

a

step-by-step

process

until

full

operating

parameters

are

established.

4.4

REMOVAL

AND

REPLACEMENT

4.4.1

GENERAL.

Instructions

in

the

following

paragraph

pro-

vide

guidance

in

disassembly

and

reassembly

of

your

printers

to

the

Operator/User

replacement

level.

Disassembly

below

this

level

may

require

special

skills

and/or

special

equip-

ment.

For

more

detailed

repair

and

parts

replacement

refer

to

the

Maintenance

Manual.

CAUTION

YOUR

PRINTER

IS

A

PRECISION-

ELECTROMECHANICAL

DEVICE.

ANADEX

RECO~1MENDS

THAT

THESE

PRO-

CEDURES

NOT

BE

ATTEMPTED

BY

OPERATORS/USERS

NOT

HAVING

PREVIOUS

TECHNICAL

SKILL

AND

EXPERIENCE

WITH

SIMILAR

EQUIPMENT.

4.4.2

ON

LINE

INDICATOR

LAMP

REPLACEMENT.

The

ON

LINE

indicator

lens

is

a

snap-on

device.

Grasp

the

lens

between

thumb

and

forefinger

and

while

squeezing,

tilt

the

lens

slightly

to

the

left

and

pull

up.

The lamp

is

a

push

in-

pullout

type

but

is

difficult

to

grasp

with

the

fingers.

Remove

power

from

the

printer

then

use

a

very

small

screw-

driver

or

straightened

paper

clip

to

gently

pry

the

lamp

up

from

the

base.

Note

the

way

in

which

the

slender

contact

wires

are

bent

up

along

the

base

of

the

lamp

and

prepare

the

new lamp

to

match.

Insert

the

lamp

in

the

socket.

Set

the

lens

in

place

and

again,

squeezing

the

sides,

snap

the

lens

in

place~

4-11

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