KENWOOD KRF-X9080D Service Manual

Cover page of KENWOOD KRF-X9080D Service Manual

Service Manual for KENWOOD KRF-X9080D, downloadable as a PDF file.

We also have owner's manual to this model.

Manual details

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background image
AUDIO VIDEO SURROUND RECEIVER
KRF-X9080D/X9080D-S
VR-8070/8070-S/8060-S
SERVICE MANUAL
© 2004-7 PRINTED IN KOREA
B51-5916-00 (K/K) 933
70%
70%
SPEAKEREQ ACTIVEEQ
DSP
STEREO INPUT MODE DIMMER
SOUND TONE
SETUP
BAND
AUTO MEMORY
MULTI CONTROL
LISTEN MODE
TUNER
MD/TAPE
VIDEO 3
VIDEO 2
VIDEO 1
PHONO
CD/DVD
THX
DTS
DSP
DOLBY DIGITAL
SPEAKER EQ
ACTIVE EQ
STANDBY
ON/STANDBY
A SPEAKERS B
POWER
PHONES
DOWN
MUTE
AV AUX
S VIDEO
VIDEO
L-AUDIO-R
UP
VOLUME CONTROL
DVD/6CH
-ON ­OFF
THX
Phone jack *
(E11-)
AC OUTLETS
AC 230V~50Hz
SWITCHED
TOTAL 90W MAX.
ROOM B
FRONT
SURROUND SURROUND
BACK
SUB
WOOFER
CENTER
PRE OUT
R
L
IN
IN
REC OUT
PLAY IN
CD/DVD
MD/TAPE
PHONO
R
L
R
L
VIDEO 1
VIDEO 2
VIDEO 3
PLAY IN
PLAY IN
PLAY IN
REC OUT
S VIDEO
OUT
VIDEO
S VIDEO
IN
VIDEO
S VIDEO
IN
VIDEO
S VIDEO
IN
VIDEO
S VIDEO
IN
VIDEO
S VIDEO
OUT
VIDEO
MONITOR
DVD
COAXIAL
OPTICAL
OPTICAL
VIDEO 3
OPTICAL
MONITOR
CD/DVD
DIGITAL IN
DIGITAL OUT
VIDEO
2
DVD/
6CH
DVD
IN
VIDEO
3
IN
MONITOR OUT
VIDEO 2 IN
CR
CB
Y
CR
CB
Y
CR
CB
Y
COMPONENT VIDEO
DVD/6CH INPUT
FRONT
SURROUND
SUB
WOOFER
VIDEO
OUT
ROOM B
++
-
-
FRONT B
RL
GRAY
SURROUND
R
L
-
+
-
+
-
+
-
+
BLUE
TAN
R
L
BROWN
GREEN
WHITE
RED
RL
CENTER
FRONT A
-
+
SURROUND
BACK
FM
75
GND
AM
ANTENNA
Front glass *
(B10-)
* Refer to parts list on page 44.
AC power cord *
(E30-)
Screw terminal board
(E70-0192-05)
Oscillating module
(W02-4540-05)
Pin Jack
(E63-1249-05)
Pin Jack
(E63-1250-05)x2
Pin jack
(E63-1253-05)x2
Tuner ass'y *
(W02-)
Illust. is KRF-X9080D.
Knob(BUTTON) *
(K27-)
Knob *
(K29-)
Knob *
(K29-)
Escutcheon *
(B07-)
Panel *
(A60-)
Escutcheon *
(B07-)
Dressing panel *
(A21-)
Knob ass'y *
(K29-)
Lock terminal board
(E70-0160-05)
AC outlet *
(E03-)
Power cord bushing
(J42-0349-05)
Pin Jack
(E63-1251-05)
Cylindrical receptacle
(E56-0033-05)
Knob *
(K29-)
Pin jack
(E63-1317-05)x2
Pin jack
(E63-1317-05)x2
Pin jack
(E63-1252-05)
Pin jack
(E63-1246-05)
Pin jack
(E63-1080-05)
Cylindrical receptacle
(E56-0040-05)x3
Optical receiving module
(W02-4524-05) x2
Pin jack
(E63-1248-05)
Pin jack
(E63-1247-05)
Screw terminal board
(E70-0150-05)
background image
AUDIO VIDEO SURROUND RECEIVER
KRF-X9080D/X9080D-S
VR-8070/8070-S/8060-S
SERVICE MANUAL
© 2004-7 PRINTED IN KOREA
B51-5916-00 (K/K) 933
70%
70%
SPEAKEREQ ACTIVEEQ
DSP
STEREO INPUT MODE DIMMER
SOUND TONE
SETUP
BAND
AUTO MEMORY
MULTI CONTROL
LISTEN MODE
TUNER
MD/TAPE
VIDEO 3
VIDEO 2
VIDEO 1
PHONO
CD/DVD
THX
DTS
DSP
DOLBY DIGITAL
SPEAKER EQ
ACTIVE EQ
STANDBY
ON/STANDBY
A SPEAKERS B
POWER
PHONES
DOWN
MUTE
AV AUX
S VIDEO
VIDEO
L-AUDIO-R
UP
VOLUME CONTROL
DVD/6CH
-ON ­OFF
THX
Phone jack *
(E11-)
AC OUTLETS
AC 230V~50Hz
SWITCHED
TOTAL 90W MAX.
ROOM B
FRONT
SURROUND SURROUND
BACK
SUB
WOOFER
CENTER
PRE OUT
R
L
IN
IN
REC OUT
PLAY IN
CD/DVD
MD/TAPE
PHONO
R
L
R
L
VIDEO 1
VIDEO 2
VIDEO 3
PLAY IN
PLAY IN
PLAY IN
REC OUT
S VIDEO
OUT
VIDEO
S VIDEO
IN
VIDEO
S VIDEO
IN
VIDEO
S VIDEO
IN
VIDEO
S VIDEO
IN
VIDEO
S VIDEO
OUT
VIDEO
MONITOR
DVD
COAXIAL
OPTICAL
OPTICAL
VIDEO 3
OPTICAL
MONITOR
CD/DVD
DIGITAL IN
DIGITAL OUT
VIDEO
2
DVD/
6CH
DVD
IN
VIDEO
3
IN
MONITOR OUT
VIDEO 2 IN
CR
CB
Y
CR
CB
Y
CR
CB
Y
COMPONENT VIDEO
DVD/6CH INPUT
FRONT
SURROUND
SUB
WOOFER
VIDEO
OUT
ROOM B
++
-
-
FRONT B
RL
GRAY
SURROUND
R
L
-
+
-
+
-
+
-
+
BLUE
TAN
R
L
BROWN
GREEN
WHITE
RED
RL
CENTER
FRONT A
-
+
SURROUND
BACK
FM
75
GND
AM
ANTENNA
Front glass *
(B10-)
* Refer to parts list on page 44.
AC power cord *
(E30-)
Screw terminal board
(E70-0192-05)
Oscillating module
(W02-4540-05)
Pin Jack
(E63-1249-05)
Pin Jack
(E63-1250-05)x2
Pin jack
(E63-1253-05)x2
Tuner ass'y *
(W02-)
Illust. is KRF-X9080D.
Knob(BUTTON) *
(K27-)
Knob *
(K29-)
Knob *
(K29-)
Escutcheon *
(B07-)
Panel *
(A60-)
Escutcheon *
(B07-)
Dressing panel *
(A21-)
Knob ass'y *
(K29-)
Lock terminal board
(E70-0160-05)
AC outlet *
(E03-)
Power cord bushing
(J42-0349-05)
Pin Jack
(E63-1251-05)
Cylindrical receptacle
(E56-0033-05)
Knob *
(K29-)
Pin jack
(E63-1317-05)x2
Pin jack
(E63-1317-05)x2
Pin jack
(E63-1252-05)
Pin jack
(E63-1246-05)
Pin jack
(E63-1080-05)
Cylindrical receptacle
(E56-0040-05)x3
Optical receiving module
(W02-4524-05) x2
Pin jack
(E63-1248-05)
Pin jack
(E63-1247-05)
Screw terminal board
(E70-0150-05)
background image
KRF-X9080D/VR-8070/8060
2
CONTENTS / ACCESSORIES / CAUTIONS
CONTENTS
CONTENTS / ACCESSORIES / CAUTIONS ...............2
EXTERNAL VIEW ........................................................3
ADJUSTMENT .............................................................4
INTERCONNECTION DIAGRAM ................................5
PC BOARD ..................................................................7
SCHEMATIC DIAGRAM ............................................21
EXPLODED VIEW .....................................................42
PARTS LIST...............................................................44
SPECIFICATIONS .....................................................59
Resetting the Microcomputer
The microcomputer may malfunction (unit cannot be operated,
or shows an erroneous display) if the power cord is unplugged
while the power is ON, or due to some other external factor. If
this happens, execute the following procedure to reset the
microcomputer and return the unit to its normal operating
condition.
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
the factory.
Unplug the power cord from the wall outlet, then plug
it back in while holding down the POWER ON/STANDBY
key.
For the U.S.A. and Canada
With the power cord plugged in, turn the POWER ON/
OFF key OFF. Then, while holding down the ON/STANDBY
key, press POWER ON/OFF key.
For other countries
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
approximately 1 day.
Power mode
Input selector settings
Picture output
Speaker ON/OFF
Volume level
BASS, TREBLE, INPUT level
TONE ON/OFF
LOUDNESS ON/OFF
Dimmer level
MD/TAPE settings
Listen mode setting
Speaker settings
Distance setting
Input mode setting
Sound mode settings
Broadcast band
Frequency setting
Preset stations
Tuning mode
ACTIVE EQ mode
SPEAKER EQ mode
CAUTIONS
Remote control unit (1)
(See the below table)
AM loop antenna (1)
(T90-0852-05)
FM indoor antenna (1)
U.S.A. and Canada
(T90-0905-05)
Other countries
(T90-0877-05)
Batteries (R6/AA) (2)
AC plug adapter (1)
(E03-0508-00)
Use to adapt the plug on the power
cord to the shape of the wall outlet.
(Accessory only for regions where
use is necessary.)
ACCESSORIES
REMOTE CONTROL vs MODEL
MODEL
PARTS #
REMOTE CONTROL # DESTINATION
VR-8070
A70-1659-05
RC-R0827
K1P1
VR-8070-S
K2P2
KRF-X9080D
A70-1620-05
RC-R0820
Y1
KRF-X9080D-S
X1
KRF-X9080D
A70-1621-05
RC-R0821
E1
KRF-X9080D-S
E2
VR-8060-S
A70-1622-05
RC-R0822
K3P3
background image
KRF-X9080D/VR-8070/8060
3
EXTERNAL VIEW
VOLUME CONTROL
DOWN
UP
MUTE
AV AUX
S VIDEO
VIDEO
L-AUDIO-R
LISTEN MODE
MULTI CONTROL
SETUP
TONE
SOUND
MEMORY
AUTO
BAND
TUNER
PHONO
CD/DVD
DVD/6CH
MD/TAPE
VIDEO 3
VIDEO 2
VIDEO 1
THX
SPEAKER EQ
ACTIVE EQ
DSP
STEREO
INPUT MODE
DIMMER
THX
SPEAKER EQ
ACTIVE EQ
DOLBY DIGITAL
DTS
DSP
POWER
STANDBY
ON/STANDBY
A SPEAKERS B
PHONES
Knob *
(K29-)
Front glass *
(B10-)
Phone jack *
(E11-)
Knob *
(K29-)
Panel *
(A60-)
Knob *
(K29-)
Knob *
(K29-)
Knob ass'y *
(K29-)
Knob ass'y *
(K29-)
Cylindrical receptacle
(E56-0033-05)
Escutcheon *
(B07-)
Escutcheon *
(B07-)
Pin jack
(E63-1251-05)
Illust. is VR-8070.
* Refer to parts list on page 44.
background image
KRF-X9080D/VR-8070/8060
4
ADJUSTMENT
KRF-X9080D/X9080D-S, VR-8070/8070-S
VR-8060-S
AUDIO SECTION
SPEAKER : A
CN11, FL ch.
CN10, FR ch.
CN14, SL ch.
CN13, SR ch.
CN12, C ch.
CN15, SBL ch.
X09(A/4)
CN706, SBR ch.
X13(F/6)
(FRONT 2ch
MODE)
Volume:
Minimum
IDLE CURRENT
<1>
-
VR1(FL)
VR2(FR)
VR3(SL)
VR4(SR)
VR5(CENTER)
VR6(SBL)
X09(A/4)
VR702(SBR)
X13(F/6)
Adjust every
potentiometer
10 minutes later
after turned
the power on.
OUTPUT
SETTINGS
RECEIVER
SETTINGS
ITEM
No.
INPUT
SETTINGS
ALIGNMENT
SETTINGS
ALIGNMENT
POINTS
FIG.
No.
ITEM
INPUT
OUTPUT
RECEIVER
ALIGNMENT
ALIGN FOR
FIG.
SETTINGS
SETTINGS
SETTINGS
POINTS
AUDIO SECTION
SPEAKER : A
Idling Current Adjustment
All power amplifier stage need idling current adjustment after the installation of TRAIT transistor.
1. Connect a voltmeter to CN11 with the correct polarity as indicated by the PCB silk print.
2. Adjust the preset, VR1 to get 8.8mV (Idling current = 20mA) at the voltmeter reading.
3. Repeat step 1 and 2 for all other channels.
CN11, FL ch.
CN10, FR ch.
CN14, SL ch.
CN13, SR ch.
CN12, C ch.
CN15, SW ch.
X09(A/5)
(FRONT 2ch
MODE)
Volume:
Minimum
IDLE CURRENT
<1>
-
VR1(FL)
VR2(FR)
VR3(SL)
VR4(SR)
VR5(CENTER)
VR6(SUB
WOOFER)
X09(A/5)
Adjust every
potentiometer
10 minutes later
after turned
the power on.
background image
KRF-X9080D/VR-8070/8060
5
INTERCONNECTION
DIAGRAM
ONLY
(Y) TYPE
SPACE
SWITCH
CHANNEL
A3
A2
A1
VIDEO 3
AM
FM(75
GND
PHONES
J501
CN51
CN13
Rch
CN10
Lch
Rch
CN12
CN11
CN21
CN22
WH21
E21
CN14
CN15
E22
P501
WH90
WH91
WH93
CN7
WH92
CN4
CN6
WH88
S1
CN2
CN4
VIDEO 2
VIDEO 1
PLAY
MD/TAPE
PLAY
MD/TAPE
CD/DVD
VIDEO 1
REC
REC
FL
Lch
Rch
J21
Lch
Rch
WH2
Lch
Rch
Lch
Rch
SW
SL
DVD/6ch
SR
C
FR
Lch
Rch
Lch
Rch
J11
Lch
Rch
J6
Lch
WH1
CN302
SPEAKERS
FRONT B
J502
SPEAKERS
CENTER
SPEAKERS
J3
WH4
CN304
CN5
CN301
J5
Cch
Rch
FRONT A
Lch
WH221
CN303
VIDEO2
CN1
CN3
COAXIAL IN
DVD/6CH
OPTICAL IN
OPT OUT
VIDEO3
J1
CD/DVD
VIDEO
Rch
AUDIO
Lch
CN2
S-VIDEO
WH20
J20
P3
J21
PRE OUT
J303
WOOFER
CENTER
J302
SURROUND
FRONT R
FRONT L
ROOM B
ROOM B
R
L
VIDEO1
OUT
MONITOR
ROOM B
OUT
VIDEO IN
MONITOR
DVD
J63
J62
VIDEO3
VIDEO IN
VIDEO2
VIDEO IN
VIDEO
OUT
J61
(Y) TYPE
CN50
WH80
WH70
WH89
CN3
CN80
CN70
WH78
WH94
WH87
CN45
(E) TYPE ONLY
J3
(K,P,Y) TYPE ONLY
J2
P2
ONLY
(Y)TYPE
CN48
EXCEPT
CN47
CN1
(Y) TYPE
EXCEPT
WH61
VIDEO1
S VIDEO
OUT
CN68
J65
CN65
J66
OUT
MONITOR
(Y)TYPE ONLY
CN49
WH5
CN46
(K,P) TYPE
EXCEPT
S2
P1
CN41
WH42
S1
CN1
WH1
CN67
J67
CN5
(X08-3310-12)
WH86
(E) TYPE
ONLY
(X) TYPE ONLY
J5
(E,Y,X) TYPE ONLY
(X14-7780-11)
PHONO
WH5
CN52
CN8
WH8
WH9
L
SURROUND
R
SURROUND
SURROUND
BACK L
BACK R
SUB
BACK R
SURROUND
SURROUND
R
SURROUND
BACK L
SURROUND
L
WH303
CN704
CN702
WH6
WH704
CN706
CN705
WH701
CN707
CN703
S VIDEO
IN
VIDEO2
IN
S VIDEO
VIDEO3
S VIDEO
IN
DVD
S VIDEO
IN
IN
VIDEO
E602
CN151
OUT
IR
REPEATER
RECEIVER
IN
IR
J201
J202
P201
WH62
MONITOR
OUT
Y
Cb
Cr
VIDEO3
IN
Y
DVD IN
Y
DVD IN
Cb
VIDEO3
IN
Cb
VIDEO3
IN
Cr
DVD IN
Cr
Y
VIDEO2
IN
Cb
Cr
J103
J101
E601
CN12
CN11
(X09-6860-10)
WH7
(X13-7940-11)
WH3
)
CN9
ONLY
(E,X,Y)TYPE
(K,P)TYPE ONLY
J102
THERMISTOR
J12
J22
1
3
1 2
1
2
1
2
1
15
15
11
9
51
1
2
1 2
1 2
51
1
3
9
1
91
1
9
115
15
1
21
110
1
21
1
100kHz
10
1
50kHz
1
41
41
1
3
1
21
3
1
21
1
11
4
1
3
3
1
1
7
14
1
13
13
3
1
3
1
1
3
1
3
1
7
1
7
17
51
WW
WW
CN22
: T4A L 250V
EXCEPT (K,P) TYPE
(K,P) TYPE : 10A 125V
CN11
CN12
F1
T2.5A L 250V
CN21
F2
2
1
T1
1
3
2
1
14
5
1
2
12
1
2
1
1 2
T4A L 250V
CN3
31
61
CN4
5
F3
220-240V
1
31
110-120V
2
1
W108
W110
W109
W106
W107
W105
3
1
AUSTRALIA
EUROPE
EUROPE
CANADA
CANADA
DESTINATION
COUNTRY
KRF-X9080D
KRF-X9080D-S
VR-8070-S
VR-8070
MODEL NAME
U.S.A.
U.S.A.
PX
ABB.
UNIT No.
E1
P2
K2
P1
X1
E2
Y1
2-72
0-12
0-71
2-91
2-72
W
E1
2-71
EUROPE
EUROPE
AUSTRALIA
KRF-X9080D
KRF-X9080D-S
PX
X1
E2
Y1
0-71
2-91
2-71
U.S.A.
U.S.A.
CANADA
CANADA
VR-8070-S
VR-8070
P1
P2
K2
0-11
K1
COUNTRY
DESTINATION
MODEL NAME
ABB.
UNIT No.
1
5
5
1
17
1
1
2
1
3
1
3
1
4
1
2
1
2
1
2
1
1
17
1
4
3
1
1
2
1
6
10
1
8
1
6
1
1
7
8
1
KRF-X9080D-S
VR-8070-S
KRF-X9080D
VR-8070
MODEL NAME
CANADA
P1
EUROPE
AUSTRALIA
CANADA
EUROPE
U.S.A.
PX
2-71
E1
E2
X1
2-91
2-71
K2
P2
Y1
2-91
0-10
COUNTRY
DESTINATION
U.S.A.
K1
ABB.
UNIT No.
110
KRF-X9080D-S
KRF-X9080D
VR-8070-S
VR-8070
MODEL NAME
Y1
PX
2-91
EUROPE
EUROPE
AUSTRALIA
E2
2-71
X1
E1
0-71
2-71
CANADA
U.S.A.
CANADA
U.S.A.
COUNTRY
DESTINATION
P2
K2
P1
0-11
K1
ABB.
No.
UNIT
4
1
1
1
K1
2
1
HEADPHONE PCB
(X09- ) (C/4)
(W02-2976-05) : E TYPE
(W02-2975-05) : Y,X TYPE
(W02-2974-15) : K,P TYPE
TUNER ASSY
TUNER PCB
(X09- ) (B/4)
DISPLAY PCB
(X14-7780-11) (A/11)
POWER AMPLIFIER UNIT
(X09-6860-10) (A/4)
FRONT AUX.
(X14- ) (H/11)
SPEAKER UNIT
(X13- ) (D/6)
VIDEO
COMPOSITE
(X13- ) (B/6)
UNIT
VR-8070/8070-S
VOLUME
STANDBY
(X14- ) (C/11)
SWITCH
CONTROL
(X14- ) (B/11)
AC/STD. TRANS
(X14- ) (I/11)
TRANSFORMER
(X14- )
I/C AVR
(X08-3310-12)
DSP UNIT
POWER
(X13-7940-11) (A/6)
S-VIDEO UNIT
(L07-3286-15) : (E) TYPE
(L07-3287-15) : (X) TYPE
(L07-3285-15) : (K,P) TYPE
POWER TRANSFORMER
POWER SWITCH
(X14-) (K/11)
(X14- ) (J/11)
TRANSFORMER
POWER
VOLTAGE SELECTOR
(E/11)
(X14- )
KRF-X9080D/X9080D-S
(X13- ) (F/6)
(X13- ) (E/6)
(D/11)
(C/6)
(X13- )
KRF-X9080D
KRF-X9080D-S
VR-8070
VR-8070-S

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