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Accuphase DP-77 Service Information

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SACD Kit (731-0007-00)
Including Main Board Ass'y
See page 10.
-6-
Mechanical Assembly (731-0007-00M)
Ass'y
Disc Table(4-948-353-18)
ディスクテーブル /not supplied
Optical Pick-up(8-820-132-03)
オプトピックアップ
Belt(4-927-649-01)
ベルト
not suppled
It does not need to be adjusted at the time of this
machine performing part exchange etc.,
since automatic adjustment is performed for every disk.
本機はィスク毎に自動調整が行われる為に、部品交換などを
行った際の調整は必要ありません。
オプトピックアップレーザダイオード、衣した静電
荷等で電位差を生じ、静電破壊を生じる危険があります。
修理時においては充分に注意し行って下さい。
The laser light of this machine is condensed so that
a focus may be connected in the shape of a reflective
side with the object lens in an Optical pickup.
Therefore,when you check luminescence of a laser diode,
please look aside more than 30 from an object lens.
のレーザ、オプトピックアップ対物レンズてディスク
の反射面状に焦点を結ぶように集光されます。従って、ザ
ダイオード発光を確物レンズり30
離して下さい。
Handling needs to keep in mind that a flexible printed
circuit board tends to go out.
* When there is the necessity for solder, perform solder
iron point temperature before and after 270 degrees C.
* Please do not apply the solder iron point to
* same pattern to be careful repeatedly for power not to
join a pattern.
フレキシブルプリント
・ハンダ要がはコ
270
℃前後で行います。
・パターンが加す。
一パター度もコテ
The laser diode of an Optical pickup has a risk of pro-
ducing potential difference in electrical charged on
clothes or the human body, and producing Static
electricitydestruction.
At the time of repair, be carefully and carry out.
Switch Assembly (1-641-764-11)
スイッチ
Ass'y
Loading Motor (1-641-765-11)
ローディングモータ
RF Board (1-679-092 -11)
Optical Pick-up (8-820-132-03)
オプトピックアップ
A cam is turned counterclockwise strongly.
ムを反時計方向に強く回します。
Remove the holder
./
ホル゙ーを外します
A Disc table is pulled out, 4 screws is removed
and a Optical Pickup is removed.
ディスクテーブル。オプトピックアップ
るネジインシュレータ外し、ピックアップす。
A
,
B Two connectors are removed.
A,B のコネクターを外します。
A
B
Holder
/
ホルダー
Disc Table
/
ディスクテーブル
Solder is removed from a pattern land.
ハンダをパターンランドます
Insulator
インシュレーター
Screw / ネジ(2.6X8)
Stopper /ストッパー
Cam / カム
IMPORTANT
重要
The parts of this mark are not supplied.
マークの部品は供給 せん。
Caution
/
注意
Up
⑤⑥

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Accuphase DP-77 Specifications

Optical Specifications IconOptical Specifications
SACD wavelength650 nm
CD wavelength780 nm
Optical output wavelength660 nm
Digital Processor Specifications IconDigital Processor Specifications
Sampling frequencies32kHz, 44.1kHz, 48kHz, 88.2kHz, 96kHz
High sampling frequencies176.4kHz, 192kHz
Dynamic range114 dB
Power IconPower
AC voltage120V/230V 50/60Hz
Power consumption24 W
Net weight17.7 kg
Weight and Dimensions IconWeight and Dimensions
Width475 mm
Height151 mm
Depth397 mm

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