■
POWER AMPLIFIER ADJUSTMENT /
パワーアンプ調整
1. Right after power is turned on, confirm that the voltage
across the terminals of R137 (SURROUND Rch), R135
(FRONT Rch), R133 (CENTER), R134 (FRONT Lch) and
R136 (SURROUND Lch) are within the confines of 0.1
mV to 10 mV.
2. If measured voltage exceeds 10 mV, remove R81
(SURROUND Rch), R79 (FRONT Rch), R80 (CENTER),
R78 (FRONT Lch) and R77 (SURROUND Lch), and
then reconfirm the voltage.
Attention
If the measured voltage exceeds 10 mV after repairing
the power amplifier, check other parts again for any
possible defect before removing the resistor.
3. Confirm that the voltage is within the confines of 0.2
mV to 15 mV after 60 minutes.
1. 電源投入直後、R137(SURROUND Rch)、R135(FRONT
Rch)、R133(CENTER)、R134(FRONT Lch)、R136
(SURROUND Lch)の端子間電圧を測定し、0.1 mV か
ら 10 mV の間であることを確認してください。
2. 電圧が 10 mV を超えている場合は、R81(SURROUND
Rch)、R79 (FRONT Rch)、R80(CENTER)、R78(FRONT
Lch)、R77(SURROUND Lch)を外し、電圧を再確認
してください。
注意
パワーアンプ修理後に 10 mV を超えている場合は、抵
抗を外す前に故障箇所を調べてください。
3. 60 分後、電圧が 0.2 mV 〜 15 mV であることを確認し
てください。
0.1 mV – 10 mV
(DC)
R137 (SURROUND Rch)
R135 (FRONT Rch)
R133 (CENTER)
R134 (FRONT Lch)
R136 (SURROUND Lch)
Front side
MAIN (1) P.C.B.
R137
R136
R135
R134
R133
R81
R77
R79
R78
R80
61
RX-V375/HTR-3066/HTR-2866
RX-V375/HTR-3066/
HTR-2866
Содержание RX-V375U
Страница 7: ...RX V375 L model RX V375 H model RX V375 J model 7 RX V375 HTR 3066 HTR 2866 RX V375 HTR 3066 HTR 2866 ...
Страница 10: ...HTR 3066 L model HTR 3066 H model HTR 2866 C model 10 RX V375 HTR 3066 HTR 2866 RX V375 HTR 3066 HTR 2866 ...
Страница 11: ...HTR 2866 R S models HTR 2866 K model HTR 2866 A model 11 RX V375 HTR 3066 HTR 2866 RX V375 HTR 3066 HTR 2866 ...
Страница 12: ...HTR 2866 B G F models HTR 2866 L model HTR 2866 H model 12 RX V375 HTR 3066 HTR 2866 RX V375 HTR 3066 HTR 2866 ...
Страница 72: ...MEMO 72 RX V375 HTR 3066 HTR 2866 RX V375 HTR 3066 HTR 2866 ...
Страница 127: ... CONFIGURING THE SYSTEM SETTINGS RX V375 HTR 3066 HTR 2866 127 ...
Страница 128: ... システム設定を変更する RX V375 HTR 3066 HTR 2866 128 ...
Страница 137: ...137 RX V375 HTR 3066 HTR 2866 RX V375 HTR 3066 HTR 2866 MEMO ...
Страница 138: ...RX V375 HTR 3066 HTR 2866 ...