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Marantz DV9500 - Page 74

Marantz DV9500
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72
4. HDMIPCB(PT01)
4.1 Scaler 動作確認
OK
OK
OK
OK
NG
NG
NG
OK
OK
OK
NG
OK
NG
OK
OK
OK
QW01の電圧確認
AVS+3.3V、VS+2.5V、VS+3.3V
QW01のReset信号の確認
52ピン VRST3 H?
DigitalDataの入力確認
PC2【0-9】、PY2【0-9】、SDCLK2の
波形確認
Scaler2へ
LM01〜LM03、QW01、QW81〜QW83の
半田付け確認
QW81〜QW83の入力電圧確認
VDPSW:L?
QW81、QW82、QW83交換
JW02とJK02の8ピン、QU011ピン
半田付け確認
QW01、RW13、CW07半田付け確認
JW02とJK02の2ピン
QU0124ピン半田付け確認
JW01、JK01、RW01〜RW08、RW17、
QW01の半田付け確認
QK04〜QK06、RK34〜RK39の半田付け
確認
QK04〜QK06の入力波形確認
QK04〜QK06の電源電圧確認
QK04〜QK06交換
3.4DigitalVideo出力の動作確認へ

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