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Authorized Technical Service Only
CAUTION /
These servicing instructions are for use by qualified personnel only.
To reduce the risk of electric shock do not perform any servicing
other than that contained in the operating instructions unless you are
qualified to do so. Refer all servicing to qualified service personnel.
ここに記載したサービスに関する指示事項は、サービスに関する資格を
有する者のみが使用するものです。感電防止の観点から、サービス資格
を有していない方は、取扱指示事項以外のサービスは絶対に行わないよ
うにして下さい。
Attention mark indicating critical components for safety.
Replacement must be made with identical parts of special part number.
このマークのついている部品は、安全上重要な部品です。
必ず指定されている部品番号の部品を使用して下さい。
回路図
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Summary of Contents for Accuphase M-8000
- Page 1 Authorized Technical Service Only 回路図 CAUTION / These servicing instructions are for use by qualified personnel only. To reduce the risk of electric shock do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so.
- Page 2 EXPLANATION OF SURFACE PARTS ★ Front Glass ﾌﾛﾝﾄｶﾞﾗｽ Decoration Screw (172-0120-03) 飾りﾈｼﾞ /4pcs. (630-0306-04) Heat Sink Washer ﾋｰﾄｼﾝｸ ﾜｯｼｬ/4pcs. (240-0072-00) (637-9050-04) Handle B 取手 (132-0105-03) Spacer ｽﾍﾟｰｻ (250-1154-14) ★ Push-button for METER ﾌﾟｯｼｭﾎﾞﾀﾝ (388-0502-04) Handle A Push-button for POWER Meter Switch Assembly 取手...
- Page 3 Meter/ﾒｰﾀｰ ★ ★ (178-2039-00) ★ ★ ★ 1pce. Front Panel=131-0167-01 1pce. 5-1. Retainer=283-1019-14 ﾌﾛﾝﾄﾊﾟﾈﾙ 軸受 1pce. 1pce. Sub-panel=134-0135-03 5-2. Coil Spring=285-1030-04 ｻﾌﾞﾊﾟﾈﾙ ｺｲﾙｽﾌﾟﾘﾝｸﾞ 2pcs. 1pce. Handle A=132-0114-00 5-3. E-ring=647-1054-00 取手 Front Panel Assembly E-ﾘﾝｸﾞ Push-button=388-5061-13 1pce. 1pce. Front Glass=172-0120-03 ﾌﾛﾝﾄﾊﾟﾈﾙ Ass'y ﾌﾟｯｼｭﾎﾞﾀﾝ...
- Page 4 Output Assembly ｱｳﾄﾌﾟｯﾄ Ass'y (716-0637-00) Heat Sink Heat Sink ﾋｰﾄｼﾝｸ ﾋｰﾄｼﾝｸ (240-0072-00) (240-0072-00) Power Transformer Power Amp Assembly ﾊﾟﾜｰﾄﾗﾝｽ ﾊﾟﾜｰｱﾝﾌﾟ Ass'y(L) (510-2053-00) (717-0073-00) Name Plate ﾈｰﾑﾌﾟﾚｰﾄ (180-3054-04) Electrolytic Capacitor Power Amp Assembly ｱﾙﾐ電解ｺﾝﾃﾞﾝｻ ﾊﾟﾜｰｱﾝﾌﾟ Ass'y(R) C002,003:40,000μF/125V (717-0074-00) (CE331WG2B403HAAQ) Meter Lamp Assembly ﾒｰﾀｰﾗﾝﾌﾟ...
- Page 5 Lamp Assembly ﾗﾝﾌﾟAss'y (723-0079-00) Meter Lamp Assembly ﾒｰﾀｰﾗﾝﾌﾟAss'y Power Meter (723-0080-00) ﾊﾟﾜｰﾒｰﾀｰ (178-2039-00) Meter Switch Assembly ﾒｰﾀｰｽｲｯﾁAss'y (716-0642-00) Power Push Switch Foot ﾊﾟﾜｰｽｲｯﾁ 脚 (354-1023-00) (238-0023-00) Rink Binding Serew/脚用 ﾘﾝｸ ﾌﾞﾚｻﾞｰﾀｯﾌﾟﾀｲﾄ/4×14 (251-9021-04) (611-0414-02) Indicator ｲﾝﾃﾞｨｹｰﾀ (173-9069-04) Panel Name Plate ﾊﾟﾈﾙﾈｰﾑﾌﾟﾚｰﾄ (180-1097-03) Hexa Bolt 六角ﾎﾞﾙﾄ...
- Page 6 MISCELLANEOUS( 本体その他使用部品 ） Description(部 品名) Parts No.(部品No.) Remarks(備考) Description(部 品 名) Parts No.(部品No.) Remarks(備考) Screws for PC Board for Front Panel / ﾌﾛﾝﾄﾊﾟﾈﾙ用 ﾈｼﾞ類 Output Assembly 115-1427-00 Flat Head /皿ﾈｼﾞ 613-0412-01 4×12mm 6pcs. Input Assembly 115-1428-00 Meter Switch Assembly 115-1432-00 Handle /ﾌﾛﾝﾄﾊﾟﾈﾙ用...
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Page 7: Output Assembly
Output Assembly (716-0637-00) RELAY1 RELAY3 RELAY2 RELAY4 Connector Purg 308-0408-00 Diode 1SR139-400 ｺﾈｸﾀﾌﾟﾗｸﾞ ﾀﾞｲｵｰﾄﾞ Polypropylen Capacitor C1,2 CQ922N2D473KAPHF 0.047uF/200V Tarminal K5,6 314-0523-04 ﾎﾟﾘﾌﾟﾛﾋﾟﾚﾝｺﾝﾃﾞﾝｻ 端 子 Relay RELAY1,2,3,4 362-2230-00 Oxide Metal Film Resistor R1 RS143FA100JS-P 10Ω 2W ﾘﾚｨ 金属酸化物被膜抵抗器 R2,3 RS143FA200JS-P 20Ω... - Page 8 Balance IO Assembly (716-0639-00) XLR Audio Jach 302-8006-00 ｵｰﾃﾞｨｵｺﾈｸﾀｼﾞｬｯｸ XLR Audio Plug 301-8005-00 ｵｰﾃﾞｨｵｺﾈｸﾀﾌﾟﾗｸﾞ Connector Plug 308-0419-00 ｺﾈｸﾀﾌﾟﾗｸﾞ ln-rush Protector Assembly (716-0640-00) for D/U Model <716-0641-00 for Etype Model> Metal Plate Resistor R1,2,3,4 RW994AJ3R3J-S 3.3Ω/5W 金属板抵抗器 Fuse Resistor R5,6 RF993HG2R2J 2.2Ω/5W ﾌｭｰｽﾞ抵抗器...
- Page 9 Power Amp Assembly(L) (717-0073-00) Connector JackAssembly ｺﾈｸﾀｼﾞｬｯｸAss'y (309-2640-14) Electrolytic C1,2 CE692WG2B102BAQ 1000uF/120V 308-0308-00 Capacitor C5～8,11 ～14 CE04W2A221LXV 220uF /100V Connector Plug 308-1023-00 ｱﾙﾐ 電解ｺﾝﾃﾞﾝｻ C9,10,15,16 CE04W2A471VR 470uF /100V ｺﾈｸﾀﾌﾟﾗｸﾞ 308-0408-00 C21,22 CE04W2D220PB 22uF / 200V TP1 (Test Point) 308-0221-00 Ceramic Capactior C17,18 CC92CH2H151J 151pF /500V...
- Page 10 Power Amp Assembly(R) (717-0074-00) Connector JackAssembly ｺﾈｸﾀｼﾞｬｯｸAss'y (309-2641-14) 308-0416-00 C1,2 CF922MF2E152KD-A 1,500pF/250V Connector Plug 308-1023-00 Polyester Capacitor C9 CF922MF2E223KD-A 0.022uF/250V ｺﾈｸﾀﾌﾟﾗｸﾞ 308-0408-00 ﾎﾟﾘｴｽﾃﾙｺﾝﾃﾞﾝｻ C19,20 CF922MF2E104KD-A 0.1uF / 250V 308-0321-00 C31,40 CF922MF2E473KD-A 0.047uF/250V 308-0221-00 C41,42 CF922MF1H104KD-A 0.1uF / Potentiometer 583-0226-00 Polypropylen C23,24 CQ922N2A472JAPHF 4,700pF/100V...
- Page 11 Protection Assembly (720-0064-00) RELAY1 RELAY2 Polyester Film C14,15 CF922N1H334J 0.33uF/50V 308-0321-00 Capacitor CF922N1H104J 0.1uF /50V Connector Plug 308-0207-00 積 層ｺﾝﾃﾞﾝｻ ｺﾈｸﾀﾌﾟﾗｸﾞ 308-0910-00 308-0610-00 Ceramic Capacitor C4,7,8,23,25,26 CK92Y5V1H104Z 0.1uF/50V K5,6 308-0408-00 磁 器ｺﾝﾃﾞﾝｻ CC92CH1H100F 10pF /50V Relay RELAY1,2 362-2232-00 PPS Capacitor CQ922M1H681JAHS 680pF/50V ﾘﾚｨ...
- Page 12 Notes ※1. Internal input resistance of volt-ohm meter should be higher than 10k-ohms. テ ス タ ー は 、 入 力 抵 抗10k Ω 以 上 のも の を お 使い下 さ い 。 ※2. Adjustments should be made in case of the PC Board or Transistors being changed. 調...
- Page 13 When doing this work, all these pages are checked. こ の作業を実施す る時は 、 こ の頁の総て を確認す る 。 The unit can be used with differnt voltage of 100V,120V,230V. (Use the Japanese domestic model at 100V only, and never change the voltage in Japan.) Refer the photo and illustration for the wiring on the junction terminal as shown below, and have to select the correct fuse/braker and power supply cord.
- Page 14 Sticker ｽﾃｯｶ /3pcs. (180-9117-24) Top Carton Box 上 箱ﾀﾞﾝﾎﾞｰﾙ (800-0239-04) Joint /6pcs. ｼﾞｮｲﾝﾄ (249-0012-00) Top PadCase ﾄｯﾌﾟﾊﾟｯﾄﾞｹｰｽ (801-0248-00) Wrapping Sheet ｼｰﾄ (810-4545-04) Accessories Case 付属 品ｹｰｽ (801-0247-10) Top Pad (R) ﾄｯﾌﾟﾊﾟｯﾄﾞ (803-0320-00) for AC cord Poly Bag ﾋﾞﾆｰﾙ袋/電源ｺｰﾄﾞ用 Top Pad (F) (810-2030-04) ﾄｯﾌﾟﾊﾟｯﾄﾞ...
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Page 21: Specifications
SPECIFICATIONS [Guaranteed specifications are measured according to EIA standard RS-490.] 2,000watts into 1 ohm(＊) ※印の負荷は、音楽信号に限る。 1,000watts into 2 ohms 2,000W 1Ω負荷※ 500watts into 4 ohms 1,000W 2Ω負荷 250watts into 8 ohms 500W 4Ω負荷 Note:The rating marked(＊)is for music signals only. 0.05 ％, with 2-ohm load 0.05％...
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