Harman Kardon HK2500 Owners Manual - Page 7

the

exposed

tape

facing

down

and

the

1

Turn

cassette

deck

POWER

switch

(6)

appropriate

side

facing

you.

To

re-record

off.

over

a

cassette

where

the

tabs

have

been

2

Press

EJECT

lever

(9).

removed,

cover

the

appropriate

tab

-hole

3

On

the

inside

of

the

black

door

frame,

with

a

piece

of

adhesive

tape.

note

4

clear

plastic

clips

holding

silver

door

(10)

to

frame.

Bias

Trim

4

Remove

silver

door

by

Bias

current

during

recording

affects

the

(A)

bracing

top

edge

of

black

door

high

frequency

response,

maximum

frame

with

both

thumbs

and

output

level,

and

distortion

levels

of

your

(B)

using

both

index

fingers

under

tape

recordings.

Optimum

recording

bottom

of

silver

door

to

CAREFULLY

requires

the

proper

amount

of

bias

for

the

slide

silver

door

up

toward

you

so

tape

formulation

in

use.

The

BIAS

TRIM

that

the

4

plastic

clips

slide

up

and

switch

(29)

offers

fine

adjustment

of

the

off

their

notches.

bias

setting.

Make

trial

recordings

and

5

Return

black

door

frame

to

its

closed

experiment

with

different

settings

of

the

position.

BIAS

TRIM

switch

to

determine

which

6

Press

PLAY

lever

(11),

raising

the

silver

setting

is

right

for

each

tape

formulation

colored

record/playback

head

to

its

you

use.

In

the

DECREASE

position,

you

highest

position.

may

notice

a

relative

increase

in

high

frequency

response.

In

the

INCREASE

Activate

the

demagnetizer

at

a

position

you

may

notice

decreased

highs.

distance

of

about

4

feet

(1.2

meters)

from

Set

the

BIAS

TRIM

switch

for

the

most

the

cassette

deck.

Slowly

approach

the

accurate

overall

tonal

balance.

Make

a

deck

with

the

demagnetizer.

Move

the

note

of

your

conclusions

and

use

the

demagnetizer

tip

slowly

back

and

forth

same

bias

setting

whenever

you

record

just

above

the

record/playback

head

(in

on

that

tape

formulation.

If

you

stay

with

silver

housing)

for

3

to

5

seconds.

Do

not

one

tape

formulation,

readjustment

touch

the

head

with

the

demagnetizer

tip

should

not

be

necessary.

Adjustment

is

unless

the

tip

is

covered

with

a

protective

never

necessary

for

playback.

vinyl

or

rubber.

Slowly

move

the

tip

to

the

tape

guides

and

then

to

the

capstan

Demagnetizing

(silyer

shaft,

at

right),

repeating

the

3

to

5

Residual

magnetism

can

build

up

on

the

seconds

of

motion

for

each

part.

You

record/playback

head,

the

capstan,

and

need

not

demagnetize

the

erase

head.

the

tape

guides.

You

should

demagnetize

Slowly

draw

the

demagnetizer

back

to

a

them

after

every

20

to

30

hours

of

use.

To

demagnetize,

first

remove

all

tapes

from

the

general

area

and

switch

the

cassette

deck

off.

Gain

access

to

the

transport

by

opening

the

cassette

well

door.

Most

demagnetizers

can

be

used

without

removing

the

cassette

well

door.

However,

if

necessary,

you

can

gain

further

access

to

the

transport

mechanism

as

follows:

Harman Kardon HK2500 Owners Manual - Page 7

record/playback

Page 7 highlights