Kenwood KRFVR 8070 Service Manual

Page 1

J I KRF*X9080D(K) INT 1P( 04.7.28 6:44 AM /\°-»j 1 / \

AUDIO VIDEO SURROUND RECEIVER

KRF-X908OD/X908OD-S
VR-8070/8070-S/8060-S

SERVICE MANUAL

BS1 -591 6-00 (K/K) 933

KENWOOD

© 2004-7 PRINTED IN KOREA

Escutcheon *

Panel * Front glass * Knob assy * Knob * Knob *
(A60-) (810-) (K29-) (K29-) (K29-) (307-)
{1 II with] I VOLUME comm
m ammn _
um... m .w .
Asmmsl
nu mm mm as! mmmmm mm
l _______________ I
E -

l. ______________________

POWER mm cmvn man man wmcumm

usm Maui

mu wunm:

01 mi

_@ %%%% 000 VI ~ --©(@-C-©>

Phone jack *

Knob(BU'll'ON) * Dressing panel * (B07-)
/ \ (E11-) (K27-) (A21-)
K /
Cylindrical receptacle Optical receiving module
(E56-0040-05)X3 (W02-4524-05) x2
Tuner assy * Oscillating module Pin Jack

(W02-) (W02-4540-05) (E63-1249-05)

Escutcheon *

Pin . ack

Cylindrical receptacle
(556-0033-05)

Pin Jack
(E63-1250-05)x2

(E63-1251-05)

Knob *
(K29-)

Pin jack Pin jack Screw terminal board AC power cord *
(E63-1253-05)x2 (E63-1080-05) (E70-0192-05) (E30-)
0 e 0
ME "
(
<0 0/
<<7 °>
Pin jack Pin jack Lock terminal board AL outlet *
(E63-1317-05)x2 (E63-1252-05) (E70-O160-05) (1503-)

Pin jack
(E63-1317-05)x2

Pin jack

Pin jack
(E63-1247-05)

(E63-1246-05)

Screw terminal board
(E70-0150»05)

Illust. is KRF-X9080D.
* Refer to parts list on page 44.

Power cord bushing

(J42-0349-05)
Pin jack
(E63-1248-05)

Page 2

KRF7X9080D(K) INT 1P( 04.7.28 6:44 AM N? 2

KRF-X9080D/VR-8070/8060

CONTENTS / ACCESSORIES / CAUTIONS

CONTENTS

CONTENTS / ACCESSORIES / CAUTIONS .............

EXTERNAL VIEW
ADJUSTMENT .....
INTERCONNECTION DIAGRAM
PC BOARD

ACCESSORIES

..2 SCHEMATIC DIAGRAM ............................................
..3 EXPLODED VIEW
..4 PARTS LIST ..........
5
7

SPECIFICATIONS....................................................:59

K

FM indoor antenna (1)

Other countries
(T90-0877-05)

U.S.A. and Canada
(T90-0905-05)

(@7

Remote control unit (1)
(See the below table)

Do

fifioofieawgmm
I yuatoomo

oo omooo. o no
I\ 00 Dougnooo comm
03033299

k

REMOTE CONTROL vs MODEL

AM loop antenna (1)
(T90-0852-05)

Batteries (RB/AA) (2)

MODEL PARTS # REMOTE CONTROL# DESTINATION
$32338 A70-1659-05 RC-R0827 2:;
$333333 A70-1620-05 RC-R0820 i1
$333333 A70-1621-05 RC-R0821 E;
VR-8060-S A70-1622-05 RC-R0822 K3P3
CAUTIONS

Resetting the Microcomputer

while the power is ON, or due to some other external factor.

condition.

the factory.

For the U.S.A. and Canada

The microcomputer may malfunction (unit cannot be operated,
or shows an erroneous display) if the power cord is unplugged

. Please note that resetting the microcomputer will clear the contents
of the memory and return the unit to the state it was in when it left

AC plug adapter (1) -

(E03-0508-00)

I
§ /
Use to adapt the plug on the power
cord to the shape of the wall outlet.

(Accessory only for regions where
use is necessary.)

Unplug the power cord from the wall outlet, then plug

Okey.

it back in while holding down the POWER ONISTANDBY

O Power mode

- Input selector settings
. Picture output

- Speaker ON/OFF

. Volume level

- BASS, TREBLE, INPUT level . Frequency setting
O TONE ON/OFF

I LOUDNESS ON/OFF
- Dimmer level

- MD/TAPE settings

- Listen mode setting

Memory back up function

Please note that the following items will be deleted from the unit's
memory if the power cord is disconnected from the AC outlet for
If approximately 1 day.

this happens, execute the following procedure to reset the
microcomputer and return the unit to its normal operating

O Speaker settings

- Distance setting

O Input mode setting

. Sound mode settings
O Broadcast band

O Preset stations

- Tuning mode

O ACTIVE EQ mode

. SPEAKER EQ mode

For other countries

0) key, press POWER ONIOFF key.

With the power cord plugged in, turn the POWER ONI
OFF key OFF. Then, while holding down the ON/STANDBY