KRF-X9080D/VR-8070/8060
4
ADJUSTMENT
KRF-X9080D/X9080D-S, VR-8070/8070-S
VR-8060-S
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.
No.
ITEM
INPUT
OUTPUT
RECEIVER
ALIGNMENT
ALIGN FOR
FIG.
SETTINGS
SETTINGS
SETTINGS
POINTS
AUDIO SECTION
SPEAKER : A
Idling Current Adjustment
All power amplifier stage need idling current adjustment after the installation of TRAIT transistor.
1. Connect a voltmeter to CN11 with the correct polarity as indicated by the PCB silk print.
2. Adjust the preset, VR1 to get 8.8mV (Idling current = 20mA) at the voltmeter reading.
3. Repeat step 1 and 2 for all other channels.
CN11, FL ch.
CN10, FR ch.
CN14, SL ch.
CN13, SR ch.
CN12, C ch.
CN15, SW ch.
X09(A/5)
(FRONT 2ch
MODE)
Volume:
Minimum
IDLE CURRENT
<1>
-
VR1(FL)
VR2(FR)
VR3(SL)
VR4(SR)
VR5(CENTER)
VR6(SUB
WOOFER)
X09(A/5)
Adjust every
potentiometer
10 minutes later
after turned
the power on.
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