Kenwood Ka-894 User manual

KA-804/904/V3700

+

KENWOOD

SERVICE

MANUAL

PRINTED

IN

KOREA

B51-4846-00(K)3576

(

KA-994

)

Knob(BASS/TREBLE)

Panel

Dressing

plate

Metallic

cabinet

(K29-5838-04)

(A60-0539-1

1)

(BO03-2890-23)

(AQ1-3098-11)

Foot

Phone

jack

Knob(SURROUND)

Knob(INPUT

SELECTOR)

(JO2-0366-15)

(E11-0127-05)

(K29-5849-02)

(K29-5866-04)

Knob(POWER/SPEAKERS)

(K29-5850-03)

Knob(VOLUME

CONTROL)

(K29-585

1-04)

Phono

jack

(8P)

Miniature

phone

jack

Phono

jack

(4P)

—

Phono

jack

Power

cord

bushing

AC

power

cord*

(E63-0070-15)

(E11-0188-05)

(E63-0046-15)

(E63-0072-15)

(J42-0083-05)

(E30-)

(K,

P,

R

Type)

Phono

jack

(4P)

(E63-0069-15)

Phono

jack (6P)

Phono

jack

(2P)

Lock

terminal

board

Phono

jack

AC

outlet*

(E63-0047-15)

(E63-0068-15)

(E70-0048-05) (E63-0090-05)

(E03-)

*Refer

to

parts

list

on

page

34,

KA-894/994/V3700

CONTENTS

ACCESSORIES

........000+

cooeeecscecens

pecncccccceccces

2

PC

BOARD

......cccccccccvccccccsccccecccceccenccsaaces

15

REMOTE

CONTROL

......-

a

eb

encccccceecscceeccsscecooss

4

SCHEMATIC

DIAGRAM

.....-scseccccccccccsccenscoccces

23

BLOCK

DIAGRAM

......-scccccccccccccccsscccccecesences

6

EXPLODED

VIEW

........ccecscscccccccccccecnssascoenes

33

CIRCUIT

DESCRIPTION

......

eecssesccccencoesnsceaavens

7

PARTS

LIST

.....csccscccccccccccccescccccncccccscsaoucs

4

ADJUSTMENT

......ssccccccccccscccccccsccccccccscesccs

13

SPECIFICATIONS

.........sscccceecccscecccsvececcssonses

43

WIRING

DIAGRAM

.......+eeseseesecesesssssssseenesees

14

ACCESSORIES

©

Remote

Control

Umit...

seccseceeeeenees

(A70-0974-05)

KA-894/V3700

(A70-0961-05)

KA-994

0

gedaan)

Battery

cover

(A09-0170-08)

Battery

cover

(A09-0169-08)

RC-RO801

©

AC

pig

Adaptor

oon...

eesensssssesssecennseene

©

Batteries(RG/AA)

.......ssssccssssssssseenessseeees

(F03-01

15-05)

(—)

KA-994,

894(M)

Ze

ow

OG

Q

(

KA-894

/

V3700

)

Knob(BASS/TREBLE)

Panel*

Dressing

plate

Metallic

cabinet

Knob

(VOLUME

CONTROL)

(K29-5838-04)

(A60-)

(BO3-2890-23)

(A01-3098-1

1)

(K29-5851-04)

a

Knob(POWER)

Foot"

Phone

jack"

Knob{SURROUND)

KnobNPUT

SELECTOR)

Knob(SPEAKERS)

(K29-5850-03)

(02-)

(E115)

(K29-5849-02)

(K29-5866-04)

(K29-5850-03)

Photo

is

KA-V3700.

*Refer

to

parts

list

on

pzage

34.

KA-894/994/V3700

(

KA-894

)

Phono

jack

(8P)

Miniature

phone

jack

Phono

jack

(4P)

Power

cord

bushing

AC

power

cord*

(E63-0070-15)

(E11-0188-05)

(E63-0046-15)

(J42-0083-05)

(E30-)

—

6,

(K,

P,

R

Type

)

Phono

jack

(6P)

Phono

jack

(2P)

Lock

terminal

board

Lock

terminal

board

AC

outlet*

(E63-0047-15)

(E63-0068-15)

_(E70-0048-05)

(E20-0236-05)

(E03-)

(

KA-V3700

)

Phono

jack (8P)

Miniature

phono

jack

Phono

jack

(4P)

AC

outlet*

AC

power

cord*

Power

cord

bushing

(E63-0070-15)

(E11-0188-05)

(E63-0069-15)

(E03-)

(E30-)

(J42-0083-05)

ONTO

Phono

jack

(6P)

=

Phono

jack

(2P)

Phono

jack

(4P)

Lock

terminal

board

—

Lock

terminal

board

Slide

switch

(E63-0047-15)

(E63-0068-15)

(E63-0046-15)

|

(E70-0048-05)

(E20-0236-05)

(S62-0034-05)

*Refer

to

parts

list

on

page

34,

KA-894/994V3700

REMOTE

CONTROL

REMOTE

CONTROL

ASSY

:

A70-0961-05

(KA-994)

Operating

the

KR-V8060

or

KA-994

+.

Press

the

AUDIO

key

to

dispiay

“AUDIO”.

2

Press

the

POWER

key

to

turn

the

power

of

the

main

unit

{KR-V8060

or

KA-994)

ON.

3

Press

operation

keys.

*

The

keys

covered

with

9

are

not

used

in

the

operation

of

the

receiver

Select

AUDIO.

Each

press

switches

the

sources

§

as

follows

E

+

AUDIO

2

CD

iD

TVCABLE

3

TAP

A

(Tape

A)

4

TAP

B

(Tape

8)

POWER

key

:

f

.

:

Numeric

keys

}

Function

as

the

numeric

keys

of

tne

tuner

when

the

TUNER

input

's

selected

Surround-related

keys

For

the

adjustment

procedure,

please

refer

to

pages

20

to

25

with

the

KR-

V8060

or

pages

9

to

12

with

the

KA-

994

Center

level

adjustment

keys

Effect

level

switch

key*®

:

Presence

mode

switch

key*

Press

to

mute

the

sound

tempo-

tarily.

E

Test

tone

key

VOLUME

keys

L

Press

to

adjust

the

volume.

When

|

these

kevs

are

cperated,

the

VOL-

|

eimai

UME

CONTROL

knob

on

the

re-

|

ceiver

unit

rotates

and

the

indicato

on

the

knob

biinks

at

a

high

speed

Surround

mode

switch

key

Delay

time

adjustment

keys

KENWOOD

REMOTE

CONTROL

UNIT

RC-RO801

INPUT

keys

P:

Model:

RC-R0801

Infrared

ray

system

ee,

ne

REMOTE

CONTROL

ASSY

:

A70-0974-05

(KA-894/V3700)

Cassette

tape

deck

operation

keys

Available

for

the

cassette

tape

deck

connected

through

the

SYSTEM

CON-

TROL

terminals.

When

using

a

single

cassette

tape

deck,

use

the

TAPE

B

keys.

poneh

operation

eys

PRESET

CALL:

Select

the

preset

stations.

BAND:

Switches

the

bands.

CD

player

keys

DISC:

The

DISC

key

can

be

used

the

disc

selector

key

of

a

multi-disc

player

with

a

disc

changer.

For

details,

read

the

instruction

manual

provided

with

the

CD

player.

INPUT

select

key

Change

the

input

source.

POWER

key

Turn

the

power

of

components

ON/

OFF.

MUTE

key

Press

to

mute

the

volume

temporarily.

VOLUME

CONTROL

keys

Adjust

the

volume

level

of

the

unit.

KA-894/994V3700

raeaal

operation

eys

M.CALL:

Recall

the

equalizerd

patterns

stored

in

memory.

EFFECT:

Turn

the

graphic

equalizer

effect

ON

and

OFF.

SURROUND

processor

operation

ke

MODE:

Change

the

surround

mode

among

Dolby

PRO

LOGIC,

Dolby

3

STEREO,

BYPASS

(OFF).

REAR:

Press

to

adjust

the

rear

level.

CENTER:Press

to

adjust

the

center

level.

DELAY:

Press

to

adjust

the

delay

time.

MULTI LEVEL

CON-

TROL:

Press

to

adjust

the

level

of

the

rear,

center,

delay

time.

TEST

TONE:

Press

to

switch

the

TEST

TONE

ON

and

OFF.

Note:

Change

the

mode

among

NORMAL,

WIDE,

PHANTOM

with

CENTER

MODE

key

on

the

main

unit.

Type:

RC-S0800

System:

infrared

control

«20

es)

ce

(0)

CENTER

PRE

OUT

(KA-994

ONLY)

cs

I

camp

—

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oto

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35mv/47KA

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KA-994

200mv/47K.

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STEREO

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we

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70W/8.A.

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100w/8n

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SUB

WOOFER

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SP

RELAY

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CENTER

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20W/BA

20W/60

|

HEADPHONE

200mv/600.n.

a

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Beh

200mv/100.0

cs

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er

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|

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ute

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2s

200mV/47K.

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|

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ON

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KA—994,V3700

ONLY

4

(

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STRAIGHT

S84

NS

0

CN

ite

MONITOR

|

(xo9-

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§

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oe

———

AC120V

<->

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af

es

ees

|

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pace

|

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|

INPUT

FUSE

SELECTOR

|

Ovse.115

IC

18:CXP82320-162Q

po-coM

|

Sito

oe

VOLUME

oe

|

+8

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OUTLET

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PF

RELAY

ORE

:

.

KA-894/994

/V3700

INVYSVIG

19018

OOLEAPOG/P68-V)

KA-894/994/V3700

CIRCUIT

DESCRIPTION

TEST

MODE

)

To

get

in

the

TEST

MODE

Plug

the

AC

power

cord

in

the

wall

outlet

while

pushing

the

SPEAKERS

key.

All

indications

light

up.

@)

To

cancel

the

TEST

MODE

Unplug

the

AC

power

cord

from

the

wall

outlet.

@)

Operation

during

the

TEST

MODE

<1>

The

TEST

MODE

starts

with

all

indications

lit

up

and

with

POWER

ON.

©

The

Light

up

state

returns

to

the

normal

operation

state

when

any

key

of

the

main

unit

is

pushed.

<2>

Keys

that

have

different

functions

from

their

normal

functions

in

the

test

mode

BALANCE

L

Three

steps

change

from

R

to

Center

to

L.

BALANCE

R

Three

steps

change

from

L

to

Center

to

R.

DELAY

TIME

+

Three

steps

change

from

Minimum

to

Center

to

Maximum.

DELAY

TIME—

_

Three

steps

change

from

Maximum

to

Center

to

Minimum.

CENTER

LEVEL

+

Three

steps

change

from

Minimum

to

Center

to

Maximum.

CENTER

LEVEL

—

Three

steps

change

from

Maximum

to

Center

to

Minimum.

REAR

LEVEL

+

Three

steps

change

from

Minimum

to

Center

to

Maximum.

REAR

LEVEL—

Three

steps

change

from

Maximum

toCenter

to

Minimum.

8Q/4Q

Switch

—

Switch

status

is

indicated

by

TAPE

2

display.

8Q:

TAPE

2

display

goes

off.

4Q:

TAPE

2

display

lights

up.

At

any

time

TAPE

2

display

is

indicated,

however

H/L

switch

of

70W/100W

control

port

(pin

no.9)

is

switched

when.

.

Power

ON

or

OFF

SPEAKER

ON

or

OFF

DOLBY

Mode

or

BYPASS

Switching

with

INPUT

SELECTOR

INITIAL

SETTING

@

Initial

setting

Plug

the

AC

power

cord

in

the

wall

outlet

while

pushing

the

SPEAKERS

key.

©

All

memorys

are

cleared.

©

The

backup

operation

is

returned

to

the

normal

operation.

SERIAL

TEST

MODE

@

To

get

in

the

SERIAL

TEST

MODE

Enter

the

TEST

ON

code

(71).

@)

To

cancel

the

SERIAL

TEST

MODE

Enter

the

TEST

OFF

code

(70),

unplug

the

AC

power

cord

from

the

electrical

outlet,

or

RESET

the...

equipment.

©

The

operation

returns

from

the

test

mode

to

the

—

normal

mode.

@)

Operation

during

the

SERIAL

TEST

MODE

©

The

following

functions

become

ineffective

during

the

test

mode.

©

Keys

of

the

main

unit,

keys

of

the

remote

controller,

ordinary

serial

codes.

The

same

codes

as

the

received

ones

are

cutputted.

Output

of

the

MUTE

signal.

©

The

MUTE

function

does

not

work

curing

the

SERIAL

TEST

MODE.

The

operation

of

he

MUTE

function

is

checked

with

a

specific

code.

Codes

received

during

the

SERIAL

TEST

MODE

are

effective

irrespective

of

the

display

mode.

The

key

entry

inhibit

state

with

16-secon{

dusration

is

not

available

when

the

ADAPTOR

is

t

urned

ON/OFF.

When

the

initial

setting

is

carried

out

by

means

of

the

initial

setting

AMP

(3F)

and

the

initial

ettiaing

GE

(DF)

code.

<

SPEAKERS

A/B

turn

OFF

in

response

tasofftware

operation.

94/3700

894/9

KA

CIRCUIT

DESCRIPTION

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KA-894/994/V3700

a

CIRCUIT

DESCRIPTION

KEY

MATRIX

KRO

KRI

KR2

VOLUME

DOWN

3-Stereo

CENTER

|

CENTER

SPEAKER

Dolby

MODE

manana

Pro

Logic

BALANCE

:

oe

hide

Pear

spew

|

LOUDNESS

[517

St1pin

DELAY

TIME

LINE-

:

TEST-TONE

DOWN

STRAIGHT

$16

50pin

SPEAKER

|

DELAY

TIME

POWER

ON/OFF

UP

|

POWER

|

pF7/S15

A9PIN

PCO/KRO

PC1/KR1

PC2/KR2

14pin

15pin

16pin

$20

54pin

$19

53pin

FL.

A.

p/KSOO

FL.

A.

n/KSO1

FL.

A.

m/KSO2

FL.

A.

k/KSO3

FL.

A.

j/KSO4

FL.

A.

a/KSO5

FL.

A.

b/T.

o/KSO6

PF6/S14

48PIN

FL.

A.

h/T.

n/KSO7

PF5/S13

47PIN

FL.

A.

f/T.

m/KSO8

PF4/S12

46PIN

FL.

A.

g/T.

I/KSO9

PF3/S11

45PIN

FL.

A.

d/T.

k/KS10

PF2/S10

44PIN

PF1/SO9

43PIN

jaws

[wo

|

No]

NO

vem]

NO

[VES

|

VES

FL.

A.

c/T.

j/KS11

PFO/SO8

42PIN

FL.

A.

e/T.

i/KSyqy11

FL.

T.

h/KSyyy2

PD7/S07

41PIN

KA-894/994/V3700

CIRCUIT

DESCRIPTION

LAYOUT

MICRO

PROCESSOR

CXP82320-1580

<BOTTOM

VIEW>

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14

10

KA-894/9941V3700

CIRCUIT

DESCRIPTION

|

PinNo.

|

Name

vo

Name

Description

3

PES

|__|

PROTECT

4

PE6

QO

|

VOL1/2.

DT

Output

of

CLOCK

signal

for

control

of

electronic

VOLUME

(TC9212P/TC9213P)

6

PBO/CINT

ie)

VOL1.

ST

Output

of

STROBE

signal

for

control

of

electronic

VOLUME

(TC9212P/TC92

13P)

7

PB1/CSO

0

VOL2.

ST

Output

of

STROBE

signal

for

control

of

electronic

VOLUME

(TC9213P)

8

PB2/SCKO

fo)

MUTE

MUTING

circuit

control

signal

output

L:ON,

H:OFF

9

PBaSIO

e)

100W/70W

|

100W/70W

RELAY

control

signal

output

L:70W,

H:100W

10

PB4/SO0

ie)

SEL.

CK

11

PBS/SCKI

O

SEL.ST

|

Output

STROBE

signal

for

control

of

SELECTOR

(TC9164N)

12

PBE/SI1

O

Output

DATA

signal

for

control

of

SELECTOR

(TC9164N)

Output

of

ENABLE

signal

for

control

of

DOLBY

IC

(LA2785/LV1010)

PCO/KRO

|_|

KRO

_|

KEY

RETURN

signal

input

KEY

RETURN

signal

input

KEY.

RETURN

signal

input

Output

of

CLOCK

signal

for

contro!

of

DOLBY

IC

(LA2785/LV1010)

HEADPHONE

RELAY

control

signal

output

(LC7218)

20

PC6/KR6

VIDEO

SELECTOR

A

control

signal

output

(NJM2279D)

|

2

|

PAVANT

|

O

|

VIDEO.B

|

VIDEOSELECTORBcontrolsignaloutput(NJM22790)

Cd

|

24

|

pagane

|

O

|

SEL1.A__|

LINESTRAIGHT

control

signal

output

(TC9215P'

PHONO

select

signal

output

(TC9215P)

CD/TUNER

select

signal

output

(TC9215P)

System

serial

BUSY

signal

input/output

System

serial

DATA

signal

input/output

|

a

|

PAv/ANT

|

1

|

CE

__|

BACK

UP

detection

RESET

signal

detection

31

eal

=|)

tf

System

Clock

input

(10MHz)

32

XTAL

System

Clock

(10MHz)

33

Vss

GND

34

PDO/SO

O

Ta

Unused

35

PD1/S1

0

T.b

Unused

36

PD2/S2

ie)

T.c

Unused

37

PD3/S3

i)

Td

Unused

38

PD4/S4

O

Te

Unused

Fi

39

PDS5/S5

oO

Tf

Unused

PD6/S6

O

T.g

Unused

11

~

KA-894/994/V3700

CIRCUIT

DESCRIPTION

description

Pin No.

Name

VO

Name.

Description

44

PD7/S7

O

KS13

KEY

SCAN

13

signal

output

42

PFO/S8

0

Ae

PF1/S9

0

Ac

44

PF2/S10

0

Ad

PF3/S11

0

Ag

46

PF4/S12

0

Af

47

PF5/S13__

|

Ah

__48

PF6/S14

0

A.b

Fe

PETISS

LO

KBE

|

KEY

SCAN

signal

output

FL.

ube

segment

apn

n6

26)

crvng

signal

output_|

50

S16

0

Bt

Si

0

KS3/Ak

52

$18

O

KS2/A.m

53

$19

0

KS1/A.n

55

T15/S21

0

Ar

56

T14/S22

0

As

57

|__113/S23

STAT

FL

tube

segment

tpin

0.20)

diving

signal

output

58

T12/S24

0

Nn

=

ae

59

TT

RS

ma

eee

61

T9/S27

0

A.10G

62

T8/S28

0

AQG

63

7

0

FL

tube

segment

7Gipin

no.11)

driving

signal

output

65 T5

0

66

m4

|.

0

ASG

67

13

9

TAG

|

FL

tube

segment

4Gipinno.8)

ving

signal

output

68

12

0

A3G

69

11

O

A.2G

FL

tube

segment

2G(pin

no.6)

driving

signal

output

70

TO

0

FL

tube

segment

1G(pin

no.5)

driving

signal

output

71

Vidp

re

[vad

|

CdS

Microprocessor

POWER

input

(+5V)

P77

NC

Unset

pul

up

(15

74

PGO

0

LED

75

PGI

C

POWER

_

76

PG2

0

F,

RELAY

FRONT

RELAY

control

signal

output

77

PG3

O

CENTER/SURROUND

control

signal

output

78

PEQ/ECO/INTO

I.

SEL.CW

_|

Input

of

ROTARY

ENCODER

PHASE

A

signal

output

for

INPUT

SELECTOR

79

|

PEI/ECI/INTI|

|_|

SEL.

CCW

_|

input

of

ROTARY

ENCODER

PHASE

B

signal

output

for

INPUT

SELECTOR

80

PEYIN2

|_|]

VOL.

CW

__|

Input

of

ROTARY

ENCODER

PHASE

A

signal

output

for

VOLUME

12

at

#

KA-894/904/V3700

ADJUSTMENT

No.

ITEM

INPUT

OUTPUT

AMPLIFIER

ALIGNMENT

ALIGN

FIG

SETTINGS

SETTING

POINTS

FOR

Unless

otherwise

specified,

set

the

respective

switches

as

follows:

POWER:ON

SELECTOR

:

CD

(NO

SIGNAL)

SURROUND

:

PRO

LOGIC

Connect

a

DC

voltmeter

across

1

IDLE

CURRENT

_-

CPI

(L)

VOLUME:

0

(a)

CP2

(R)

a

:

10mV~13,2mrV

4

(8)

(x09-)

nee)

Short

CN11

Connect

a

VRS

Mini

Sie

PRO

LOGIC

11-)

B/S)

oscilloscope

Volume

:

MAX

"1

a

oe

nee

ae

2

S-OUT

Short

CN10

Rear

sp

Lor

R.

REAR

LEVEL

:

MAX

"

oe

fig:

©

polt

off).

°)

NOISE

LEVEL

(X11-)

(€/5)

(Connect

load with

B/S)

Rear

sp

L

and

R.)

(a)

(b)

DC

Voltmeter

[Procedure]

000000

|

fo}

ot

presny

if

ee

=

ee

@

ee

Rear

SP

|

i

:

NOISE

|

®

point

|

,

LEVEL

|

2

;

i

Ly

.

!

©

point

|

'

|

—

2mA

—

|

2)

®

point

BIAS

CURRENT

OF

IC5

VR3

CP1

(L)

ccw

cw

CP2

(R)

(1)

CP3

(C)

—

CP4

(S)

ND

ALIMENT

3)

©

point

(Minimumnoise

level)

13

vl

X11~-350X—XX

PRODUCT.

DESTINATION

unit]

CONTROL

on

1

ee

et

USA.

(AUDIO)

(x09-—-39XxX—

—Xx)(A/5)

MEXICO

xos;s9gne

{bach

Bees

'

SINGAPORE

CANADA

Xoo

3961-01

Prone

Bescs

MADE

GENERAL

MARKET

X09-3960-21

Roch

PHONES

PX

X09.

3962-91

ss

994

ONLY

ss

_

a

AUSTRALIA

x09

3960-71

(—L

ch

—

&

s

eaenes

MALAYSIA

MEXICO

X09

3960-10

LR

ch

'

!

n|@

Peri

KA-V3700)

(KA~994,

CANADA

X09-3961-01

{

PRE

aa”

ae

"Ten

f

fe

Pee

|

‘4

7

t

(09.3970-10

4

eh

'

—?

chlO

“|

a

re

eee

MEXICO

USED

TUNER

(xog-)

°

ua

>

TSATSREARENS:

SINGAPORE

CANADA

X09.

3971-01

°

as

Vets

“3070-

Be,

“Es

a

|

eis!

=

Si

(VIDEO)

MONITOR

7

= = a

t

a

X09-3970-71

our

KA-994

ONLY

=

USA.

K

=

SURROUND

SP

MALAYSIA

X09-3970-10

|

Sue

opre®|

[©

=

France

[uk

|

1

[ros

3980811

oeoa

71

VIDEO

|

2

J2

1

MADE

EUROPE

X09-3962-71

!

CENTER

PRE

ouT|

[©

VIDEO

4

eee

USED

N

(Y,M)

TYPE

:

REC

OUT

7

peas

KA—894/KA-V3700

A

oo

4

CENTER

sp

|

12066

(x09-)(C/5)

(x09-

(0/5)

(AUDIO)

as

eae

Loch

VIDEO2

.

|

USEO

yu

8

Hy

RU

th

ea

|

(KPRY)

TYPE

A

ge

hm

lace

gy

as

|

11s

|

rae

|

Ls

°°

ae

on

|

2

|

Fook

|

WioEO

|

(x11-

(0/8)

|

-

Link

L

ch

|

KA-V3700

ONLY

|

asoy

12.54

AN

|

IMPEDANCE

|

——,

LS

Roch

|

Iss

SELECTOR

A

USED

(X,T)

TYPE

USED

(ME)

TYPE

St

A

©

Bao

woRE

|

160

io

O

0

Actto-s20v

|

fs

Loch

Ix

Out

DE

cNn2

(7

ov

sotte

(x09—)(B/5)

(K.P,R.X,T.E)

TYPE

qd

ti

naa

vias

Le

uss

THAN

8a,

—

poe

bla

ll

a

ch

fea

SRA

4C110—-120¥/220-240¥

ADAPT

1

50/60He

‘Ass

|

fob

ch

AGQOV

SOME

u

N

Bo

ann

so700Ke

LR

cn

*

—

_

(K.P.R)

1204

(A)

240v

Loch

{€)

230V_4

REC

:

c

[-

La

eh

N2

cnt

TAPE

{_

T—

Loch

PLAY

27

LR

ch

KA-B94/994/V3700

INVYDVIG

ONIWIM

OOLENPOO/PE8"V)

PC

BOARD

(

COMPONENT

SIDE

VIEW

)

CONTROL

UNIT

X11-

350X-XX

C/5

(KA-894:0-I1,

994:0-10,

V3700:2-71}

VIDEO

Co

eal

MONITOR

VIDEO2

INPUT

OUT

PLAY

IN

VIDEO!

PLAY

IN

REC

OUT

SYSTEM

CONTROL

Xll-

D/5

yo

S'D

dod

“WA

IIYLIS13

15

Xtl-

PC

BOARD

(

COMPONENT

SIDE

VIEW

)

CONTROL

UNIT

X11-

350X-XX

A/5

(

-71)

17 18

SP

ON/OFF

8,

(a)

IDLE

CURRENT

(CP1,2)

:

13.2mV

(CP3,4)

:

10mV

~

13.2mvV

7

#

DC

voltmeter

AKERS

Oscilloscope

SP

(FRONT/SURROUND)

(2)

PRO

LOGIC

S-OUT

NOISE

LEVEL:

Minimum

noise

level

XO9-396X-XxX

C/5

{KA-894

:0-10

,

V3700:

2-71)

PRE

OUT

(CENTER

S.

W.)

Ac220-

240V~

SPEAKERS

(CENTER)

-_—P

ACIIO-

l20v~

IMPEDANCE

SELECTOR

AC230-

240V~

POWER

AC220V~

<>

XO9-

A/5

XO9-

B/5

aciio-.,

120V~

xO9-

D/5

AOS-

&/5

O

AC

OUTLET

“T2.5A

L

250V

LINE

OUT

2299

19

2)

iy

2

°

=

a

20

(a)

IDLE

CURRENT

(CP1,2)

:13.2mV

1

@

DC

voltmeter

(CP3,4)

:

10mV

~

13.2mvV

Oscilloscope

(2)

PRO

LOGIC

Ll

comey

eI

000

0000

S-OUT

NOISE

LEVEL:

Minimum

noise

level

X09-3970-10

C/5

240V~

ACIIO-

.__

AC220-

120Vv~

240V~

ACIIO-_._

,

ac220v~

~»AC230-

120v~

21

LINE

OUT

PRE

OUT

(CENTER

S.W.)

SPEAKERS

(FRONTY

SURROUND)

(CENTER)

SPEAKERS

IMPEDANCE

SELECTOR

xO9-

A/5

XO9-

8/5

xO9-

D/5

AC

OUTLET

PHONES

1C5~7

1016

1C17

C18

{C19

Qi~4

0201~224

0316

0317

D318.319

Al

—01

ANODE

CONNECTION

MODEL

_NAME

69,70]

020410205}

x11-3500-10]

NO_|

YES

[YES

|

x17-3500-11

NO_|

NO

[NO

|

[NO

|

KA-V3700

X11-3502-71{

YES

|

YES

>

NJM4558D

:

TC9212P

:

TC9215P

:

CXP82320-162Q

:

$-80740AL

:

28C1740S(Q,R)

of

2SC2785(F,E)

:1$$133

or

HSS104

:

ROS5.6ES(B2)

or

HZS5.6N(B2)

:

B30-2461-05

:

RO13ES(B2)

or

HZS13N(B2)

:

W02-1174-05/WO2-1188-05/

W02-1046-05

:

FIP11SM8R

ene

SIGNAL

LINE

—ce

+8

LINE

GND

HP

4/6

100/70

DOLBY.CK

MUTE

PROT

DOLBY.OT

cs

POWER

{BOTTOM

VIEW)

KR2

fa

cell

©

o,

3

-30V

-

a

“N

R78

120K

VOLI/2.CK

100W/70W

KRI

KRO

()

DOLBY.ST

fees

ese

100

bel

100

1c6

(1/2)

O

wv

F.OFF

0.GNO

¢

DC

voltages

are

as

measured

with

a

high

|

impedance

voltmeter.

Values

may

vary

slightly

due

to

variations

between

individual

instru-

ments

or/and

units.

CAUTION

:

For

continued

safety,

replace

safety

critical

components

only

witn

manufacturer's

recommended

parts

(refer

to

parts

jist).

2.

Indi-

cates

safety

critical

components.

To

reduce

the

risk

of

electric

shock,

leakage-current

or

resis-

tance

measurements

shall

be

carried

out

(ex-

posed

parts

are

acceptably

insulated

from

the

supply

circuit)

before

the

applience

is

returned

to

the

customer.

C120

1op3s

=

4

C74

10p

35

C53

4.735

VR2(1/2)

|

100K

38M

R92

180K

'

|

1

if

fs

(

Q3,4

SEM-

CONDACTOR

REACTANCE

antes

S4

OO

wien

S3

0

O

{

sis

{

[Input

:

SELECTOR

r----4

y

!

1

[Vocume

MODE

|

[CONTROL

i}

L——_——4

3

KA-

894

/994/V3700

(2/3)

KA-894/994/V37)0

KENWOOD

Y08-5030-10

“as

rom

Kenwood KA-894 User manual

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