cec BD-5200 - Adjustments; Tools Required for Adjustments; Turntable Height and Level Adjustment; Stylus Point Height Adjustment

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6.

REMOVE

THE

LIFTER

LEVER

A

AND

B

(Fig.

8)

(1)

Loosen

the

screw

A

of

the

lifter

lever

B,

remove

the

E

type

washer,

pull

out

the

lifter

lever

A,

remove

the

screws

B

and

C,

and

remove

the

lifter

lever

mounting

plate

B.

REMOVE

THE

VARIABLE

RESISTOR

AND

ROTALY

SWITCH

(1)

Remove

the

lifter

lever

A

and

B

as

described

in

the

above

step.

(2)

Pull

out

the

speed-change

lever

A

and

variable

resistor

knob.

(3)

Cut

the

wires

which

is

soldered

to

the

lug

terminal,

remove

the

screws

B

and

C,

and

remove

the

nuts

which

fasten

the

variable

resistor

and

rotaly

switch.

(Fig.

8)

ADJUSTMENTS

1,

TOOLS

REQUIRED

FOR

ADJUSTMENTS

Small

level

indicator

Hexagon

box

type

screwdrivers(M5

and

M4)

Phillips-head

screwdriver

(M3)

Slotted-head

screwdrivers

(M3

and

smaller

size)

Note:

Be

sure

to

set

the

bench

for

adjustment

level.

TURNTABLE

HEIGHT

AND

LEVEL

(1)

Place

the

set

with

the

bottom

base

removed

on

a

stable

table,

set

the

turntable,

the

platter

mat

and

a

record,

and

adjust

the

height

and

level

of

the

turntable

with

the

nutsA,

B

and

C

in

Fig.

5

to

the

dimensions

shown

in

Fig.

9.

Note:

Since

the

four

points

are

slightly

different

in

height

due

to

panel

board

distortion,

etc.,

be

sure

to

adjust

the

turntable

to

the

required

level.

(2)

After

height

adjustment,

put

a

level

indicator

on

the

turntable,

turn

the

nutsA,

Band

C,

and

adjust

the

level

of

the

turntable.

(Fig.

5).

Adjusted

turntable

height

should

be

within

a

range

of

21

+0.5~—1.5

mm.

STYLUS

POINT

HEIGHT

(1)

Auto

Up

Adjust

the

height

from

the

record

surface

to

the

stylus

point

in

the

following

order

so

that

it

conforms

to

the

dimensions

shown

in

Fig.

10

during

auto

return:

(a)

Turn

the

nut

Aof

the

return

plate

support

and

adjust

the

mounting

dimensions

of

the

return

plate.

For

the

fixed

type,

insert

a

plain

washer

(4.7

@

x

10

¢

x

0.5

t

—

0.3

t)

and

then

make

this

adjustment

(Fig.

11).

(b)

When

the

tone

arm

reaches

the

position

shown

in

Fig.

13

in

auto

return

operation,

stop

the

rotation

of

the

turntable

(turn

off

the

power)

and

measure

the

gap

between

the

stylus

point

and

record

surface.

(c)

If

the

gap

is

not

within

the

dimensions

specified

in

Fig.

10,

turn

the

nut

A

in

Fig.

11

and

make

another

adjustment.

@3

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