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Accessories / Cautions / Adjustment; Pcb Vs Model; Remote Control Vs Model - Kenwood KRF-V7090D Service Manual

Audio video surround receiver
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KRF-V7090D/VR-9050/9060/9070
QQ

ACCESSORIES / CAUTIONS / ADJUSTMENT

3 7 63 1515 0
ACCESSORIES
AM loop antenna (1)
(T90-0893-05)

PCB vs MODEL

MODEL
SURROUND
VR-9050/-S
K,P X08-3390-10
VR-9060/-S
K,P X08-3390-11
VR-9070/-S
K,P X08-3390-12
KRF-V7090D-S
X
X08-3390-10
KRF-V7090D/D-S
E
X08-3392-71
CAUTIONS
Resetting the Microcomputer
TE
L 13942296513
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.
Unplug the power cord from the wall outlet, then plug it
back in while holding down the
key.
• Please note that resetting the microcomputer will clear the contents
of the memory and returns the unit to the state it was in when it left
the factory.
ADJUSTMENT
No.
ITEM
AUDIO SECTION
<1>
IDLE CURRENT *
www
.
* Idling Current Adjustment
All power amplifier stage need idling current adjustment after the installation of TRAIT transistor.
1. Connect a voltmeter to CNs with the correct polarity as indicated by the PCB silk print.
2. Adjust the preset, VRs to get 8.8mV (Idling current = 20mA) at the voltmeter reading.
3. Repeat step few times for all channels.
2
Remote control unit (1)
Batteries (R03/AAA) (2)
See the following table.
AUDIO
SUB
X09-6960-10
X13-7960-10
X09-6960-10
X13-7960-11
X09-6960-10
X13-7960-12
X09-6960-71
X13-7962-71
X09-6962-71
X13-7962-71
(POWER ON/STANDBY)
INPUT
OUTPUT
SETTINGS
SETTINGS
SPEAKER : A
CN11, FL ch.
CN10, FR ch.
CN14, SL ch.
CN13, SR ch.
CN12, C ch.
-
CN15, SBL ch.
X09(A/4)
x
ao
CN706, SBR ch.
y
X13(F/6)
i
8
U.S.A. and Canada
(T90-0905-05)

REMOTE CONTROL vs MODEL

DISPLAY
MODEL
X14-7900-10
VR-9050/-S
X14-7900-11
VR-9060/-S
X14-7900-12
VR-9070/-S
X14-7900-71
KRF-V7090D-S
X14-7902-71
KRF-V7090D/D-S
Memory back up function
Q Q
3
6 7
1 3
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
Speaker ON/OFF
Volume level
BASS, TREBLE, INPUT level
TONE ON/OFF
LOUDNESS ON/OFF
Dimmer level
Listen mode setting
Speaker settings
RECEIVER
ALIGNMENT
SETTINGS
SETTINGS
VR1(FL)
VR2(FR)
VR3(SL)
VR4(SR)
(FRONT 2ch
VR5(CENTER)
MODE)
VR6(SBL)
Volume:
X09(A/4)
Minimum
u163
VR702(SBR)
X13(F/6)
.
2 9
9 4
2 8
FM indoor antenna (1)
Other countries
(T90-0855-05)
PARTS #
CONTROLLER #
K,P
A70-1673-05
K,P
A70-1671-05
K,P
A70-1675-05
X
A70-1674-05
E
A70-1674-05
1 5
0 5
8
2 9
9 4
Distance setting
Input mode setting
Sound mode settings
Broadcast band
Frequency setting
Preset stations
Tuning mode
ACTIVE EQ mode
GAME mode setting
ALIGNMENT
POINTS
Adjust every
potentiometer
10 minutes later
after turned
m
the power on.
co
9 9
RC-R0731
RC-R0829
RC-R0918
RC-R0731E
RC-R0731E
2 8
9 9
FIG.

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