Adjustment - Kenwood KRF-V7773D Service Manual

KRF-V7773D/V7773D-B/V9993D
X05-513X-XX
X05-514X-XX
N o . I T E M
FM SECTION :
1 DISCRIMINATOR
DISTORTION
2
(MONO)
DISTORTION
3
(STEREO)
4 TUNING LEVEL
AUDIO SECTION
<1> IDLE CURRENT
SYSTEM CONNECTIONS
14

ADJUSTMENT

I N P U T
S E T T I N G S
SELECTOR : FM
(A)
98.0MHz 1kHz,
±
40kHz dev. between CN2
70dBf (ANT. input) and CN2
(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(
CN2(
Ñ
CN2(
CN1(
CN1(
X07(A/5)
SIGNAL
GND
COMPONENT VIDEO S VIDEO VIDEO R AUDIO L R AUDIO L
REC
OUT
DIGITAL OUT Y
VIDEO1
PHONO
PLAY
IN
Cb
CD1
REC
DVD
OUT
VIDEO
4 IN Cr
VIDEO2
REC
DVD
OUT
IN PLAY
CD1
IN
Y
MD/
TAPE1
VIDEO3
MD/
PLAY
TAPE1 PLAY
IN
Cb IN
REC
VIDEO4
OUT
CD-R
PLAY CD2/
IN
Cr TAPE2
MONITOR
MONITOR
OUT PLAY
DVD
VIDEO2
IN PLAY
Y
FRONT IN
REC
OUT
MONITOR
VIDEO3
OUT
Cb
SURROUND
CD-R
VIDEO4
PLAY
Cr
IN
CENTER SUBWOOFER
OPTICAL COAXIAL
DVD/6 CH. INPUT
DIGITAL IN
AC voltmeter
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
1
98.0MHz
2
(X05)
MONO
(B)
98.0MHz
AUTO
(B)
98.0MHz
MONO
98.0MHz
PREOUT : OFF
1 2
, ) FLch
(FRONT 2ch
3 4
, ) Cch
MODE)
5 6
, ) FRch
Volume:0
1 2
, ) RSch
3 4
, ) LSch
RF REMOTE ANTENNA
IR
REPEATER
OUT
PRE OUT
FRONT
FM 75Ω
AM
L ANTENNA GND A
SYSTEM
CONTROL B
IR OUT LCD IR RECEIVER IN
R
IR RELAY TV ON/OFF REMOTE
DC12V 20mA
IR OUT
RECEIVER CONTROL SENSOR
SL 16 IN LCD DC12V SURROUND SPEAKERS CENTER SPEAKERS
DC5V
TEXT REMOTE (6 — 16Ω) (6 — 16Ω)
DC12V 20mA 20mA AC 120V 60Hz
10mA R L C
L
SWITCHD TOTAL
90W 0.75A MAX
+
R
AC 220 —
240V
SURROUND
CENTER
-
SUB AC 110 —
B FRONT SPEAKERS A
WOOFER 120V
(6 — 16Ω)
R L R L
AUDIO
L
+
R
-
VIDEO
SECOND ROOM
PRE OUT
FM SG
FM SG
Dummy antenna
L S R S
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-)
(A)
AG
(C)
MPX AG
CN1
+