Heathkit IM-4100 - Page 33

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Gae-guHEearHKitTe

Page

27

DISPLAY

CIRCUIT

BOARD

dan

:

Detail

3-1A

MAIN

CIRCUIT

BOARD

4

~

LEDeDTS

ELA

Y

pl?

GROOVES

Detail

3-1B

Se

Orange

wire

to

hole

W.

(>

Violet

wire

to

hole

K.

(X)

Gray

wire

to

hole

R.

(

SV"

Blue wire

to

hole

L.

(1

Violet

wire

to

hole

S.

(SW

D105:

Refer

to

Detail

3-1B

and

notice

the

grooved

side

of

the

LED

displays.

Position

the

grooves

down

(

Blue

wire

to

hole

T.

and

install

an

LED

display

in

the

sockets

at

D105.

Be

sure

the

pins

are

straight

and

each

pin

goes

into

a

(

Green

wire

to

hole

M.

socket

hole.

/

m

Yellow

wire

to

hole

N.

(4)

D104,

D103,

D102,

D101:

Position

the

grooves

up

A

and

mount

the

remaining

four

LED

displays

in

the

(

Orange

wire

to

hole

P.

remaining

sockets.

(SY

Gray

wire

to

hole

J.

Temporarily

set

the

circuit

boards

aside.