Adjustment; System Connections - Kenwood VR-4090-B Service Manual

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VR-4080-B/4090-B/4700/4900
X05-513X-XX
I T E M
N o .
FM SECTION :
1
DISCRIMINATOR
DISTORTION
2
(MONO)
DISTORTION
3
(STEREO)
4
TUNING LEVEL
AUDIO SECTION
<1>
IDLE CURRENT

SYSTEM CONNECTIONS

AC voltmeter
16

ADJUSTMENT

I N P U T
S E T T I N G S
SELECTOR : FM
(A)
98.0MHz 1kHz,
±40kHz dev.
between CN2 1
and CN2 2 (X05)
70dBf (ANT. input)
(A)
98.0MHz 1kHz,
±40kHz dev. MONO
70dBf (ANT. input)
(C)
98.0MHz 1kHz,
±40kHz
dev.
Selector : L or R Pilot
: ±6kHz
dev.
70dBf (ANT. input)
(A)
98.0MHz MONO
1kHz, ±40kHz dev.
30dBf (ANT. input)
SPEAKER : A
Connect a DC
voltmeter across
each T.P.
CN2(1, 2) FLch
CN2(3, 4) Cch
CN2(5, 6) FRch
CN1(1, 2) RSch
CN1(3, 4) LSch
X07(A/5)
SIGNAL
GND
S VIDEO
VIDEO
R
AUDIO
L
R
AUDIO
L
REC
OUT
DIGITAL OUT
VIDEO1
PHONO
PLAY
IN
CD1
REC
DVD
OUT
VIDEO2
REC
OUT
PLAY
CD1
IN
MD/
TAPE1
VIDEO3
MD/
PLAY
TAPE1
PLAY
IN
IN
REC
VIDEO4
OUT
CD-R
PLAY
CD2/
IN
TAPE2
MONITOR
PLAY
VIDEO2
DVD
IN
PLAY
IN
FRONT
REC
OUT
MONITOR
VIDEO3
OUT
SURROUND
CD-R
VIDEO4
PLAY
IN
CENTER
SUBWOOFER
OPTICAL
COAXIAL
DVD/6 CH. INPUT
DIGITAL IN
Oscilloscope
Distortion meter
(B)
OUTPUT
RECEIVER
S E T T I N G S
S E T T I N G S
*Adjust NO.1 and NO.2 repeat.
Connect a
DC voltmeter
MONO
98.0MHz
MONO
(B)
98.0MHz
AUTO
(B)
98.0MHz
MONO
98.0MHz
PREOUT : OFF
(FRONT 2ch
MODE)
Volume:0
RF REMOTE ANTENNA
IR
REPEATER
OUT
PRE OUT
FRONT
L
ANTENNA
GND
AM
SYSTEM
CONTROL
IR OUT LCD IR RECEIVER IN
R
REMOTE
DC12V
20mA
SL 16
TEXT
SURROUND SPEAKERS
CENTER SPEAKER
AC 120V 60Hz
R
L
C
L
SWITCHED TOTAL
90W 0.75A MAX
R
SURROUND
CENTER
SUB
B
FRONT SPEAKERS
A
WOOFER
R
L
R
L
FM SG
FM SG
Dummy antenna
L
X07 (A/5)
4 3 2 1
F L
C
F R
CN2
1 2 3 4 5 6
+
+
+
REAR SIDE
ALIGNMENT
ALIGN FOR F I G .
P O I N T S
L4
0V
(X05-)
L5
Minimum
(X05-)
distortion
Minimum
IFT(RF
distortion
FRONTEND
(L or R)
: A1)
(X05-)
Adjust VR1
and stop at the
VR1
point where ED1
(X05-)
(TUNED) goes
on.
PROLOGIC : ON
VR1(FL)
VR2(FR)
VR3(LS)
10mV
VR4(RS)
VR5(CENTER)
(X09-)
AC 220-
240V
AC 110-
120V
(A)
AG
(C)
MPX
AG
S R S
CN1
+
+

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