KRF-V8090D/X9090D/VR-9560/9080
3
ADJUSTMENT
AUDIO SECTION
SPEAKER : A
CN11, FL ch.
CN10, FR ch.
CN14, SL ch.
CN13, SR ch.
CN12, C ch.
CN15, SBL ch.
X09(A/4)
CN706, SBR ch.
X13(F/6)
(FRONT 2ch
MODE)
Volume:
Minimum
IDLE CURRENT *
<1>
-
VR1(FL)
VR2(FR)
VR3(SL)
VR4(SR)
VR5(CENTER)
VR6(SBL)
X09(A/4)
VR702(SBR)
X13(F/6)
Adjust every
potentiometer
10 minutes later
after turned
the power on.
OUTPUT
SETTINGS
RECEIVER
SETTINGS
ITEM
No.
INPUT
SETTINGS
ALIGNMENT
SETTINGS
ALIGNMENT
POINTS
FIG.
* 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.
