Yamaha YSP-600 Service Manual page 9

Digital sound projector
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I INTERNAL VIEW
Front view
1
Rear view
I SERVICE PRECAUTIONS / サービス時の注意事項
Safety measures
• Some internal parts in this product contain high voltages
and are dangerous. Be sure to take safety measures dur-
ing servicing, such as wearing insulating gloves.
• Note that positions indicated below are dangerous even
after the power is turned off because an electric charge
remains and a high voltage continues to exist there.
Before starting any repair work, perform discharge by con-
necting a discharge resistor (5k-ohms/10W) between ter-
minals at following positions. The time required for dis-
charging is about 30 seconds.
1. C502 on INPUT (1) P.C.B..
2. C523 on INPUT (1) P.C.B..
Refer to "PRINTED CIRCUIT BOARDS: INPUT (1)
P.C.B." .
2
3
4
7
6
8
1
DRIVER WOOFER
2
DRIVER TWEETER
3
INPUT (5) P.C.B.
4
INPUT (3) P.C.B.
5
INPUT (4) P.C.B.
6
DSP P.C.B.
7 HDMI P.C.B.
8
INPUT (2) P.C.B.
9
INPUT (1) P.C.B.
安全対策
・ この製品の内部には高電圧部分があり危険です。修理の
・ 下記箇所には電源をOFFにした後も電荷が残り、高電圧
5
9
際は、絶縁性の手袋を使用するなどの安全対策を行って
ください。
が維持されており危険です。
修理作業前に放電用抵抗 (5 kΩ/10 W) を下記箇所の端子
間に接続して放電してください。放電所用時間は約30
秒間です。
1. INPUT (1) P.C.B.のC502
2. INPUT (1) P.C.B.のC523
"PRINTED CIRCUIT BOARDS:INPUT (1) P.C.B." を
参照してください。
YSP-600/HTY-760
9

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