Adjustment Method - JVC RX-6000VBK Service Manual

Adjustment method

Tuner section
1.Tuner range
FM 87.5MHz~108.0MHz
AM(MW) 530kHz~1710kHz
Power amplifier section
VR742
TP001
VR741
IDLING CURRENT
1.Set the volume control to minimum during this adjustment.
2.Set the surround mode OFF.
2.Turn VR741 and VR742 fully counterclockwise to warm up before adjustment.
If the heat sink is already warm from previous use the correct adjustment can not be made.
3.For L-ch,connect a DC voltmeter between TP001's pin1 and pin2 (Lch)
And,connect it between pin3 and pin4(Rch).
4.30 minutes later after power on, adjust VR741 for L-ch, or VR742 for R-ch so that the DC voltmeter
value has 1mV~10mV.
RX-6000VBK/RX-6008VBK/RX-6100VBK
Rch
Lch
4 3 2 1
TP001
2-7