Yamaha MSP7 STUDIO Service Manual

Other manuals for MSP7 STUDIO: Owner's Manual, Owner's manual
Manual is about: MSP Series Powered Monitor Speaker

Summary of MSP7 STUDIO

  • Page 1

    Service manual specifications (総合仕様)..................................................................... 3 dimensions (寸法図).............................................................................. 4 panel layout (パネルレイアウト)......................................................... 5 circuit boar...

  • Page 2: Warning

    Msp7 studio 2 ■ warning components having special characteristics are marked and must be replaced with parts having specification 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。 important notice this manual has been provided for the use of authorized yamah...

  • Page 3: Specifications

    Msp7 studio 3 ■ specifications (総合仕様) 総合仕様 形式 .................. バイ・アンプ2ウェイパワード・スピーカー クロスオーバー周波数 ............................................... 2.5 khz lf:30 db/oct、hf:30 db/oct 再生周波数帯域 ................................ 45 hz〜40 khz(-10 db) 最大出力音圧レベル ............................ 106 db、1 m on axis 最...

  • Page 4: Dimensions

    Msp7 studio 4 218 (8-9/16") 160* 20* 330 (13") 35 120 235 (9-1/4") * non-skid pad positions. (ゴム脚貼付位置) (for mounting bracket(ブラケット用)) 2-m8 ■ dimensions (寸法図) unit: mm 単位:mm www. Xiaoyu163. Com qq 376315150 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 3...

  • Page 5: Panel Layout

    Msp7 studio 5 ■ panel layout (パネルレイアウト) • front panel (フロントパネル) 1 2 3 4 5 6 7 8 power indicator power switch ac in connector low trim switch high trim switch low cut switch input connector 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 ...

  • Page 6: Circuit Board Layout

    Msp7 studio 6 ■ circuit board layout (ユニットレイアウト) power transformer (電源トランス) amp led input trans tweeter (ツイータ) woofer (ウーファー) www. Xiaoyu163. Com qq 376315150 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...

  • Page 7: Disassembly Procedure

    Msp7 studio 7 ■ disassembly procedure (分解手順) fig. 1 (図 1) fig. 2 (図 2) 3. Tweeter (time required: about 3 minutes) 3-1 remove the rear panel assembly. (see procedure 2) 3-2 remove the four (4) screws marked [a]. The tweeter can then be removed. (fig. 3) 1. ウーファー (所要時間:約1分) 1-1 [2 2 0 ]の6 角穴付ネジ4 本を外し...

  • Page 8

    Msp7 studio 8 [ g ] [ g ] [ f ] [ g ] amp fig. 6 (図 6) trans power transformer (電源トランス) [ b ] [ c ] [ b ] fig. 4 (図 4) fig. 5 (図 5) transformer bracket (トランス金具) [ d ] [ d ] [ e ] [ d ] 4. Power transformer, trans circuit board (time required: about 3 minutes) 4-1 remove the rear panel assembly. (see...

  • Page 9

    Msp7 studio 9 [240a/b]: bonding tapping screw-b 3x8 (wj286400) +ボンディ ングbタイト [250]: bind head tapping screw-b 3x12 (wj286600) +バイ ンドbタイト fig. 7 (図 7) [250] [250] [240a] [240a] [240b] volume knob, hexagonal nut and washer (ボリュームノブ、6角ナット、ワッシャー) volume knob (ボリュームノブ) hexagonal nut (6角ナット) washer (ワッシャー)...

  • Page 10

    Msp7 studio 10 8. Powerスイッチ (所要時間:約2分) 8-1 リアパネルass yを外します。 (2項参照) 8-2 inputシートを外します。 (5-5項参照) 8-3 ツメを押さえながらpowerスイッチを外します。 (図 12) 8. Power switch (time required: about 2 minutes) 8-1 remove the rear panel assembly. (see procedure 2) 8-2 remove the input circuit board. (see procedure 5-5) 8-3 press ...

  • Page 11: Circuit Boards

    Msp7 studio 11 contents (目次) • amp circuit board ......................................................................................12 • input circuit board................................................................................... 14 • trans circuit board ...................................

  • Page 12

    Msp7 studio 12 to input cn102 to led cn207 tweeter to trans cn202b w oofer component side (部品側) • amp circuit board www. Xiaoyu163. Com qq 376315150 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...

  • Page 13

    Msp7 studio 13 • amp circuit board pattern side (パターン側) www. Xiaoyu163. Com qq 376315150 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

    Msp7 studio 14 to amp cn102b to p o w er t ransf or mer to p o w er sw input high trim low trim low cut +1.5db 0 -1.5db 100hz 80hz fla t +1.5db -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 qq 376315150 9 9 2 8 9 4 2 9 8 ...

  • Page 15

    Msp7 studio 15 to amp cn201 to amp cn202 to input cn104 power • trans circuit board • led circuit board component 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 qq 376315150 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 1...

  • Page 16: Inspections

    Msp7 studio 16 measuring voltage [測定電圧] ac100 v, 50/60 hz (j) ac120 v, 60 hz (u, c, t) ac240 v, 50 hz (a) ac230 v, 50 hz (b) ac230 v, 50 hz (h) ac230 v, 60 hz (k) ac230 v, 50 hz (o) load [負荷] lf 4 Ω hf 6 Ω level vr [レベル vr] max. Tone-control sw [トーンコントロール sw] high trim, low trim: 0 position, low cut...

  • Page 17

    Msp7 studio 17 パワースイッチをon/offにした時のリレーの動作時間 と、sp端子間に現れるポップノイズはlf、hf共に下表の 範囲であることを確認します。 2. Muting operation (muting動作) 3-1 q205のベースに2.2 kΩを介してdc +3 vを印加した時リ レーが即刻offになることを確認します。 3-2 q210のベースに2.2 kΩを介してdc -3 vを印加した時リ レーが即刻offになることを確認します。 3. Protection circuit operation (保護回路動作) 4. Clipping level indic...

  • Page 18: Block Dia

    Msp7 studio 2 bcd a 2 1 3 4 5 d202 d225 -15v +15v red d221 green *s *s *s: soldered q203,204, 212,213 led drive ic201-1/2 1 7 8 4 3 5 6 ic201-2/2 hpf step filter low cut jk101 -15v +15v 1 2 3 4 level 1 5 7 1 8 power amp comparator +45v ye bl re bk 3 2 vr101 high 19 11 9 7 6 ic101-1/2 ic101-2/2 flat ...

  • Page 19

    Msp7 studio msp7 studio 19 msp7 studio 1 2 3 4 5 6 7 a b c d e f g h note : see parts list for details of circuit board component parts. 注 :シートの部品詳細はパーツリストを御参照ください。 : electrolytic capacitor (ケミカルコンデンサー) (my) : mylar capacitor (マイラーコンデンサー) components having special characteristics are marked and must...

  • Page 20

    Msp7 studio 20 msp7 studio msp7 studio note : see parts list for details of circuit board component parts. 注 :シートの部品詳細はパーツリストを御参照ください。 : electrolytic capacitor (ケミカルコンデンサー) (my) : mylar capacitor (マイラーコンデンサー) (fs) : flame proof carbon resistor (不燃化カーボン抵抗) 1 2 3 4 5 6 7 a b c d e f g h components hav...

  • Page 21: Parts List

    Parts list overall assembly (総組立)............................................................ 2 electrical parts (電気部品)........................................................... 4 ■ contents (目次) notes: destination abbreviations a : australian model b : british model c : canadian model d : german m...

  • Page 22: Overall Assembly

    Msp7 studio 2 ■ overall assembly (総組立) 10a 10 10b 10c 10d 10e 10f 20 30 40 100 110 120 130 140 150 160 170 180 190 200 200 210 210 240 250 220 230 230 230 260 260 260 non-skid pad (ゴム脚) accessories of volume (volume付属品) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2...

  • Page 23

    Msp7 studio 3 rank qty remarks description 部 品 名 ref no. Part no. : new parts rank: japan only overall assembly msp7 studio overall assembly msp7 studio j j overall assembly msp7 studio u u overall assembly msp7 studio h h overall assembly msp7 studio b b overall assembly msp7 studio a a overall ass...

  • Page 24: Electrical Parts

    Msp7 studio 4 ■ electrical parts (電気部品) rank qty remarks description 部 品 名 ref no. Part no. : new parts rank: japan only electrical parts msp7 studio * circuit board amp (main2/5,5/5) (wj27330,wj27380) * circuit board input (main3/5) j,u,t (wj27330) * circuit board input (main3/5) h,b,a,k,o (wj27380...