Yamaha MSP7 STUDIO, Service Manual

Page 1: ...8 CIRCUIT DIAGRAM 回路図 19 PARTS LIST CONTENTS 目次 PA 011845 Copyright c Yamaha Corporation All rights reserved 06 11 HAMAMATSU JAPAN 200612 66150 このサービスマニュアルはエコパルプ ECF 無塩素系漂白パルプ を使用しています www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www x...

Page 2: ...uge black wires connect to this bus IMPORTANT Turn the unit OFF during disassembly and parts replacement Recheck all work before you apply power to the unit WARNING CHEMICAL CONTENT NOTICE The solder used in the production of this product contains LEAD In addition other electrical electronic and or plastic Where applicable components may also contain traces of chemicals found by the California Hea...

Page 3: ...Output Level 106 dB 1 m on Axis Dimensions W x H x D 218 x 330 x 235 mm 8 9 16 x 13 x 9 1 4 Weight 12 2 kg Magnetic Shielding Yes Speaker Section Components LF 6 5 cone HF 1 0 dome Enclosure Type Bass Reflex Material PP Amplifier Section Output Power LF 80 W THD 0 05 RL 4 Ω HF 50 W THD 0 05 RL 6 Ω S N IHF A filter 99 dB LEVEL Max Input Sensitivity XLR 3 31 4 dBu LEVEL Center 6 dBu LEVEL Max Input ...

Page 4: ...For mounting bracket ブラケット用 2 M8 DIMENSIONS 寸法図 Unit mm 単位 mm www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 5: ... LEVEL control 5 2 3 4 7 8 6 1 Rear Panel リアパネル 1 2 3 4 5 6 7 8 POWERインジケーター POWERスイッチ AC IN端子 LOW TRIMスイッチ HIGH TRIMスイッチ LOW CUTスイッチ INPUT端子 LEVELコントロール www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 6: ...MP LED INPUT TRANS Tweeter ツイータ Woofer ウーファー www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 7: ...260 230 260 230 260 260 230 1 Woofer Time required About 1 minute 1 1 Remove the four 4 hexagonal socket screws marked 220 The woofer and woofer ring can then be removed Fig 1 2 Rear panel Assembly Time required About 2 minutes 2 1 Remove the twelve 12 screws marked 230 and twelve 12 spring washers marked 260 The rear panel assembly can then be removed Fig 2 3 ツィータ 所要時間 約3分 3 1 リアパネルAss yを外します 2項参...

Page 8: ...ます 電源トランスはTRANSシートの構成部品ではあり ません 5 AMP Circuit Board INPUT Circuit Board Time required About 5 minutes each 5 1 Remove the rear panel assembly See procedure 2 5 2 Remove the three 3 screws marked B and screw marked C The power transformer can then be removed Fig 4 5 3 Remove the five 5 screws marked D and screw marked E The transformer bracket can then be re moved Fig 5 5 4 AMP Circuit Board 5 4 1 ...

Page 9: ...のネジ2本を外し LEDシートを外します 図 10 5 5 INPUTシート 5 5 1 ボリュームノブ 6角ナット ワッシャーを外します 図 7 5 5 2 250 のネジ5本を外し モールドケースを外します 図 7 8 5 5 3 240A のネジ4本を外し シールドブラケットを外しま す 図 7 9 5 5 4 240B のネジ3本を外し INPUTシートを外します 図 7 9 5 5 INPUT Circuit Board 5 5 1 Remove the volume knob hexagonal nut and washer Fig 7 5 5 2 Remove the five 5 screws marked 250 The mold case can then be removed Fig 7 5 5 3 Remove the four 4 screws marked 24...

Page 10: ...the power transformer and the bracket trans See procedure 5 2 5 3 7 3 Remove the AMP circuit board See procedure 5 4 7 4 Remove the eight 8 screws marked I and screw marked J The heat sink can then be removed Fig 11 Pull the heat sink lightly away from the rear panel to remove it 7 ヒートシンク 所要時間 約6分 7 1 リアパネルAss yを外します 2項参照 7 2 電源トランスとトランス金具を外します 5 2 5 3項参照 7 3 AMPシートを外します 5 4項参照 7 4 I のネジ8本と J のネジを...

Page 11: ...uit Board 15 LED Circuit Board 15 CIRCUIT BOARDS シート基板図 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 12: ...OOFER Component side 部品側 AMP Circuit Board www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 13: ...n side パターン側 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 14: ... 5dB 1 5dB 0dB 3dB MIN 6dBu LEVEL AC INLET INPUT Circuit Board Component side 部品側 Pattern side パターン側 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 15: ...omponent side 部品側 Pattern side パターン側 Component side 部品側 Pattern side パターン側 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 16: ...dBu 60 dBu 60 dBu 50 mV LIMIT 限界値 REF LF OUTPUT 1 KHz 1 W REF LF OUTPUT 1 KHz 1 W REF LF OUTPUT 1 KHz 1 W REF LF OUTPUT 1 KHz 1 W REF LF OUTPUT 1 KHz 1 W REF LF OUTPUT 1 KHz 1 W REF LF OUTPUT LOW TRIM 0 REF HF OUTPUT HIGH TRIM 0 REF LF OUTPUT LOW CUT FLAT LF SP OUT DIN AUDIO Filter HF SP OUT DIN AUDIO Filter LF SP OUT DIN AUDIO Filter HF SP OUT DIN AUDIO Filter HF SP OUT LF SP OUT INPUT 400 Hz INP...

Page 17: ... once 3 2 Input DC 3 V to the base terminal of Q210 through the 2 2 kΩ resistance and check the relay turns off at once Input the 100 Hz signal to the input terminal and check the color of the power indicator is changed from green to red when the output level obtained at LF SP OUT is 31 dBu 5 Stability 安定度 5 1 Vary the power supply voltage 10 and check the oscil lation or the like does not occur 5...

Page 18: ... D209 IC204 D210 Q205 207 209 210 R255 24V R246 POWER TRANSFORMER 電源トランス 15V 15V 15V 15V 8 15V 4 15V 8 15V 4 7 15V 8 15V 4 1 15V 8 15V 4 1 1 1 15V CN207 3P CN201 3P CN203 4P CN102B 5P CN102 5P CN202B 5P CN206 2P CN105 3P CN106 4P CN104 3P CN202 5P 29V R254 IC206 15V HPF 15V 8 15V 4 F101 C145 C111 POWER AC CORD AC INLET LPF 15V 8 15V 4 TRIM PROTECTION F A A B B LED 1 5 INPUT 3 5 TRANS 4 5 AMP 5 5 2...

Page 19: ...n equal to those originally installed 印の部品は 安全を維持するために重要な部品です 交換する場合は 安全のために必ず指定の部品をご使用ください WARNING 注意 ZA1G0A00104 OP AMP OP AMP OP AMP OP AMP OP AMP INPUT to INPUT_CN102B P 20 G 2 to TRANS_CN206 P 20 A 6 AC INLET LOW TRIM HIGH TRIM 82 82 CIRCUIT DIAGRAM 1 2 INPUT 1 2 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7...

Page 20: ...cation equal to those originally installed 印の部品は 安全を維持するために重要な部品です 交換する場合は 安全のために必ず指定の部品をご使用ください WARNING 注意 ZA1G0A00204 AMP AMP TRANS LED REGULATOR 15V OP AMP OP AMP REGULATOR 15V POWER AMP WOOFER 4 Ω TWEETER 6 Ω to CN104 P 19 F 6 to INPUT_CN102 P 19 A 4 4 3 F 145 C 5 6 7 8 CIRCUIT DIAGRAM 2 2 INPUT 2 2 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1...

Page 21: ...inally installed 印の部品は 安全を維持するために重要な部品です 交換する場合は 安全のために必ず指定の部品 をご使用ください The numbers QTY show quantities for each unit The parts with in PART NO are not available as spare parts This mark in the REMARKS column means these parts are interchangeable The second letter of the shaded part number is O not zero The second letter of the shaded part number is I not one 部品価格ランクは 変更になることがあります QTY 欄に記されている数字は ...

Page 22: ...210 210 240 250 220 230 230 230 260 260 260 Non skid pad ゴム脚 Accessories of VOLUME VOLUME付属品 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 23: ... 4 230 Bind Head Tapping Screw P 5x25 NI BL for REAR PANEL 422354 12 240 Bonding Tapping Screw B 3x8 NI BL for CIRCUIT BOARD 414198 7 250 Bind Head Tapping Screw B 3x12 NI BL for MOLD COVER 417372 5 260 Spring Washer M5xM8 9xt1 0 for REAR PANEL 421892 12 ACCESSORIES MSP7 STUDIO s AC Cord J J 414427 08 s AC Cord U C U 369532 08 s AC Cord H A K H A K 417976 08 s AC Cord B B 417977 12 s AC Cord T T 4...

Page 24: ...nsformer U C T U T 443276 s Power Transformer B H CHN K H B K O 443278 s Power Transformer A A 443277 s Power Switch JW M11RKK POWER ON OFF 058288 s AC Cord J J 414427 08 s AC Cord U C U 369532 08 s AC Cord H A K H A K 417976 08 s AC Cord B B 417977 12 s AC Cord T T 444018 s AC Cord CHN O 414426 12 WJ273400 WJ273500 WJ294700 WJ294900 WJ294800 WJ273400 X8345A00 WJ273500 WJ294700 WJ272500 WJ272600 W...