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Adjustment - Kenwood KRF-V7771D Service Manual

Audio video surraund receiver
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3 7 63 1515 0
I T E M
N o .
FM SECTION : Except M type
1
DISCRIMINATOR
DISTORTION
2
(MONO)
DISTORTION
3
(STEREO)
4
TUNING LEVEL
FM SECTION :M type only
TE
L 13942296513
DISTORTION
1
(STEREO)
2
TUNING LEVEL
SYSTEM CONNECTIONS
www
.

ADJUSTMENT

I N P U T
S E T T I N G S
SELECTOR : FM
(A)
98.0MHz 1kHz,
±75kHz dev.
70dBf (ANT. input)
(A)
98.0MHz 1kHz,
±75kHz dev. MONO
70dBf (ANT. input)
(C)
98.0MHz 1kHz,
±67.5kHz dev.
Selector : L or R Pilot
: ±7.5kHz dev.
70dBf (ANT. input)
(A)
98.0MHz MONO
1kHz, ±75kHz dev.
15dBf (ANT. input)
SELECTOR : FM
(C)
98.0MHz 1kHz,
±67.5kHz dev.
Selector : L or R,Pilot
: ±7.5kHz dev.
70dBf (ANT. input)
(A)
98.0MHz MONO
1kHz, ±75kHz dev.
15dBf (ANT. input)
SECOND ROOM PRE OUT
R
L
AUDIO
VIDEO
PRE OUT
R
L
VIDEO
S VIDEO
MONITOR
SURROUND
OUT
R
AUDIO
L
SUB
PLAY
CENTER
WOOFER
VIDEO 4
AM
IN
R
AUDIO
L
R
REC
OUT
PLAY
VIDEO 3
IN
CD2 /
GND
TAPE 2
MONITOR
-FM 75Ω
PLAY
IN
ANTENNA
VIDEO 2
REC
OUT
PLAY
IN
MD/
PHONO
TAPE 1
REC
PLAY
OUT
IN
VIDEO 1
L
R
PLAY
CD1
IN
x
ao
FM SG
AG
y
i
FM SG
MPX
Dummy antenna
KRF-V7771D/V8881D/VR-2080/2090
8
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
between CN12 1
98.0MHz
and CN12 2 (X11)
MONO
(B)
98.0MHz
AUTO
(B)
98.0MHz
MONO
(B)
98.0MHz
Q Q
3
6 7
1 3
AUTO
(B)
98.0MHz
MONO
(B)
98.0MHz
( SL 16 )( XS 8 )
IR
SL 16 XS 8
RECEIVER
IN
RELAY
CD1
VIDEO 4
VIDEO 3
VIDEO 2
CONTROL
SL 16
OPTICAL
SYSTEM
COAXIAL
COAXIAL
OPTICAL
OPTICAL
TEXT
CONTROL
DIGITAL IN
DIGITAL OUT
IR REPEATER OUT
FRONT SPEAKERS
(6-16 Ω)
A
L
R
R
u163
(A)
AC voltmeter
.
(C)
AG
2 9
9 4
2 8
ALIGNMENT
ALIGN FOR F I G .
P O I N T S
L604
(X11)
L605
Minimum
(X11)
distortion
Minimum
IFT(RF
distortion
FRONTEND
(L or R)
: A1)
Adjust VR601
and stop at the
VR601
point where ED1
(X11)
(TUNED) goes
1 5
0 5
8
2 9
9 4
IFT
Minimum
(TUNER UNIT
distortion
: A601)
(L or R)
Adjust VR601
and stop at the
VR601
point where
(TUNER UNIT)
ED1 (TUNED)
goes on.
IR
OUT
LCD
REMOTE
TV
ON/OFF
SENSOR
SWITCHED
SURROUND SPEAKERS
CENTER
(6-16 Ω)
SPEAKER
B
(6-16 Ω)
L
L
R
C
+
-
m
co
Oscilloscope
Distortion meter
(B)
9 9
0V
(a)
(a)
(a)
(a)
on.
2 8
9 9
(a)
(a)
17

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This manual is also suitable for:

Krf-v8881dKrf-vr2090Krf-vr2080Vr-2080Vr-2090