Adjustment; Enter; Volume - Kenwood VR 3080 - Dolby Digital Receiver Service Manual

KRF-V7772D/VR-3080
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
AM
GND
FM
75
ANTENNA
Dummy antenna
12

ADJUSTMENT

I N P U T
S E T T I N G S S E T T I N G S
SELECTOR : FM
(A) Connect a
98.0MHz 1kHz, DC voltmeter
between CN2 1
40kHz dev.
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.
25dBf (ANT. input)
SPEAKER : A
Connect a DC
voltmeter across
each T.P.
CN21 : L
CN22 : R
—
CN23 : LS
CN24 : RS
CN25 : C
(X09-)
S VIDEO
PRE OUT
FRONT SURROUND CENTER
VIDEO1 VIDEO2 VIDEO3
MONITOR
REC PLAY PLAY PLAY
OUT
OUT IN IN IN
SUBWOOFER
VIDEO
AUDIO
CD2/TAPE2
MD/TAPE1 MONITOR VIDEO1 VIDEO2 VIDEO3
REC PLAY REC PLAY REC PLAY PLAY PLAY
PHONO CD1 IN IN IN IN IN
OUT OUT OUT
FM SG AG
FM SG MPX
OUTPUT RECEIVER
S E T T I N G S
*Adjust NO.1 and NO.2 repeat.
MONO
98.0MHz
MONO
(B)
98.0MHz
AUTO
(B)
98.0MHz
MONO
(B)
98.0MHz
PREOUT : OFF
(FRONT 2ch
MODE)

Volume:0

DIGITAL IN IR RECEIVER IR REPEATER
VIDEO4 IR OUT
IN LCD OUT
PLAY
VIDEO2 VIDEO3 VIDEO4 CD1
DC12V 15mA REMOTE
IN
SL16
TEXT
OPTICAL OPTICAL COAXIALCOAXIAL
FRONT SPEAKERS SURROUND SPEAKERS
(6-16 ) (6-16 )
VIDEO4
PLAY
IN
(A)
AC voltmeter
(C)
AG
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(L)
VR2(R)
VR5(LS)
10mV
VR4(RS)
VR3(CENTER)
(X09-)
SYSTEM
CONTROL
SL16 XS8
CENTER
SPEAKER SWITCHED
(6-16 )
TOTAL 100W MAX.
Oscilloscope
Distortion meter
(B)
(a)
(a)
(a)
(a)