Heathkit IM-4100 - Page 16

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12

,

Sz)

STEP-BY-STEP

ASSEMBLY

FOR

GOOD

SOLDER

CONNECTIONS,

YOU

MUST

KEEP

THE

SOLDERING

CIRCUIT

BOARD

ASSEMBLY

IRON

TIP

CLEAN.

WITH

A

DAMP

Seeaxe

~

START

@

SPONGE

OR

CLOTH.

NOTE:

In

the

next

step

you

will

install

the

F

connectors.

First,

from

the

component

side,

insert

the

pins

into

the

circuit

board

holes

and

press

them

in

until

the

connector

body

rests

against

the

circuit

board.

Then

solder

the

pins

to

the

AW

(/)

Position

the

display

circuit

board

as

shown

and

install

30

F

connectors.

Install

three

180

Q

(brown-gray-brown)

resistors

at:

CONTINUE

/)

Mount

ten

5-pin

sockets

as

shown

~

and

solder

the

pins

as

you

install

them.

(\g

Solder

the

leads

to

the

foil

and

cut

"off

the

excess

lead

lengths.

*

D106:

Mount

the

LED

with

three

fiber

washers.

Position

the

flat

as

shown.

Then

solder

the

leads

to

the

foil

and

cut

off

the

excess

lead

lengths.

FLAT

PICTORIAL

1-1