Orion DVD/VR-2961 - Removal and Installation of Flat Package IC

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DISASSEMBLY

INSTRUCTIONS

3.

REMOVAL

AND

INSTALLATION

OF

3.

When

IC

starts

moving

back

and

forth

easily

after

desoldering

completely,

pickup

the

corner

of

the

ICUsing

FLAT

PACKAGE

IC

a

tweezers

and

remove

the

IC

by

moving

with

the

|¢

REMOVAL

desoldering

machine.

(Refer

to

Fig.

3-3.)

NOTE

1.

Put

the

Masking

Tape

(cotton

tape)

around

the

Flat

Package

IC

to

protect

other

parts

from

any

damage.

(Refer

to

Fig.

3-1.)

Some

ICs

on

the

PCB

are

affixed

with

glue,

so

be

careful

not

to

break

or

damage

the

foil

of

each

IC

leads

or

solder

lands

under

the

IC

when

removing

it.

NOTE

Masking

is

carried

out

on

all

the

parts

located

within

Blower

typslC

10

mm

distance

from

IC

leads.

desoldering

machine

Masking

Tape

(Cotton

Tape)

Tweezers

2.

Heat

the

IC

leads

using

a

blower

type

IC

desoldering

machine.

(Refer

to

Fig.

3-2.)

4.

Peel

off

the

Masking

Tape.

NOTE

Do

not

add

the

rotating

and

the

back

and

forth

5.

Absorb

the

solder

left

on

the

pattern

using

the

Braided

directions

force

on

the

IC,

until

|C

can

move

back

and

Shield

Wire.

(Refer

to

Fig.

3-4.)

forth

easily

after

desoldering

the

IC

leads

completely.

NOTE

Do

not

move

the

Braided

Shield

Wire

in

the

vertical

direction

towards

the

!C

pattern.

Blower

type

IC

desoldering

machine

Braided

Shield

Wire

Soldering

Iron

IC

pattern

B3-1