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    Yamaha EMX 5014C Service Manual 电路图.pdf

    • 资源ID:219858       资源大小:20.47MB        全文页数:178页
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    Yamaha EMX 5014C Service Manual 电路图.pdf

    SERVICE MANUAL SPECIFICATIONS (総合仕様) .3/5 PANEL LAYOUT () .7 CIRCUIT BOARD LAYOUT ().11 WIRING DIAGRAM (基板結線図) .12 DIMENSIONS (寸法図).13 DISASSEMBLY PROCEDURE (分解手順) .14 LSI PIN DESCRIPTION (LSI端子機能表) .25 IC BLOCK DIAGRAM (IC図) .27 CIRCUIT BOARDS (基板図) .29 INSPECTION (検査) .55/66 PA UNIT INSPECTION (PA検査) .77/80 PS CIRCUIT BOARD REPAIR GUIDE (PS故障修理) .84/94 PARTS LIST IC BAL Control (Channels 7/8 to 13/14) D ON Switch E PEAK Indicator F SIGNAL Indicator G PFL (Pre-Fader Listen) Switch H Channel Fader Controls on Each Channel (各) EMX5014C 8 I SEND端子 J PROGRAM選択 K PARAMETER L AUX 1/2 M EFFECT ON/ N PFL (Pre-Fader Listen) O EFFECT RTN Digital Effects Section (部) I SEND Jack J PROGRAM Dial K PARAMETER Control L AUX1/2 Controls M EFFECT ON Switch/Indicator N PFL (Pre-Fader Listen) Switch O EFFECT RTN Fader I J L K O N M EMX5014C 9 P REC OUT端子 Q EFF ON/OFF端子 R ST SUB OUT端子 S ST OUT端子 T PHONES端子 U POWER V GEQ () W GEQ ON X LIMITER Y 最大出力切替 Z POWER AMP切替 YS Processing PHANTOM/ STANDBY LEVEL a ST/AFLPFL b PHONES c ST SUB OUT d PFL (Pre-Fader Listen) e AFL (After-Fader Listen) f AUX1/2 g ST P REC OUT Jacks Q EFF ON/OFF Jack R ST SUB OUT Jacks S ST OUT Jacks T PHONES Jack U POWER Indicator V Graphic Equalizer W GEQ ON Switch X LIMITER Indicator Y Maximum Output Switch Z POWER AMP Switch YS Processing Switch PHANTOM Switch and Indicator STANDBY Switch _ LEVEL Meters a ST/AFL-PFL Switch b PHONES Control c ST SUB OUT Control d PFL (Pre-Fader Listen) Switch e AFL (After-Fader Listen) Switches f AUX1 and AUX2 Faders g ST Master Fader Master Section (部) b a c d e g U V W X Y f Z T Q S R P EMX5014C 10 h SPEAKERS端子 i POWER j AC IN端子 Rear Panel () h SPEAKERS jacks i POWER Switch j AC IN Connector jhi EMX5014C 11 I CIRCUIT BOARD LAYOUT () OUT INLET PS PA MASJKINJK DSP CNT1 IN6STMAS Rear () Front () Panel Assembly (Assy) Bottom Assembly (Assy) EMX5014C 12 I WIRING DIAGRAM (基板結線図) FAN2FAN1 CN102CN105 (3P)(3P) W303 W304 CN106 W305CN301 CN303 (6P) CN302 BLACK CN101CN301CN501CN101CN102CN103CN104 BROWNGRAY (9P)(9P)(9P)(9P)(9P)(9P)(9P) CN404(2P) CN101CN102CN103 CN101CN301CN501CN502 CN410 CN402 (9P)(9P)(9P) (9P)(9P)(9P)(9P) VIOLETYELLOWCN905(2P) BLACK W105WHITE W102 CN101 W107BLUE CN602CNM02 (14P) CN902(14P) (20P)(20P) CN405CN406 BLACK W103 CN409CN407CN408 W101W104RED CN605CN604 (4P)(8P) W106ORANGE CN906(4P) CN104 CN201 CN202CN603 CN601 (18P) (18P)(18P)(18P) (5P) CN901(8P)CN903(5P) CN904(6P) indicates that the connector assembly is installed on the circuit board. 束線実装表。 6 8 1 11 13 14 1615 10 17 12 2 4 5 79 3 INJKMASJK STMAS CNT1 INLET IN6 DSP PA OUT PS No.Part No. Assembly Name 線材名 Connection 接続 Remarks 備考 No.Part No. Assembly Name 線材名 Connection 接続 Remarks 備考 1 2 3 4 5 6 7 8 9 WG234700 WE312900 WG456800 WE318600 WE309500 WG976000 WG094500 WG094400 WG094600 PA CN101 PS CN902 MASJK-CN106 PS-CN904 STMAS-CN605 PS-CN906 STMAS-CN604 PS-CN901 STMAS-CN601 PS-CN903 INJK-CN102 MASJK-CN105 PA-W101 OUT-CN302 PA-W102 OUT-CN301 PA-W103 OUT-CN303 14P-260 6P-550 SIG 8P-400 5P-350 3P-40 Yellow Violet Black 0 A B C D E F G WG094100 WG093600 WG094000 WG093700 WG093800 WG094200 WG094300 WG094900 Connector Assembly C&C Connector Assembly B&C Connector Assembly B&C Connector Assembly B&C Connector Assembly B&C Connector Assembly B&C Connector Assembly B&C Connector Assembly 束線 束線 束線 束線 束線 束線 束線 束線 OUT-W305 PS-CN407 PA-W104 PS-CN405 PA-W105 PS-CN409 PA-W106 PS-CN406 PA-W107 PS-CN408 INLET-W303 PS CN410 INLET-W304 PS-CN402 INLET-GND Black Red White Orange Blue Brown Gray Green/Yellow Jumper Wire Connector Assembly Connector Assembly Connector Assembly Connector Assembly Connector Assembly C&C Connector Assembly B&C Connector Assembly B&C Connector Assembly B&C 束線 束線 束線 束線 束線 束線 束線 束線 EMX5014C 13 4858 493 444(440頭除) 1456 155 444 (440 excluding screw heads) I DIMENSIONS (寸法図) Unit: mm 単位:mm EMX5014C 14 I DISASSEMBLY PROCEDURES (分解手順) 670 660660 680 Panel Assembly (Assy) Panel Assembly (Assy) 1.Panel Assembly (Time required: 5 min.) 1-1Remove the three (3) screws marked 670. (Fig. 1) 1-2Remove the twelve (12) screws marked 660 (6 on the right and 6 on the left). (Fig. 1) 1-3Remove the five (5) screws marked 680. (Fig. 1) 1-4Slide the panel assembly about 10mm toward the front and lift its rear. Then disconnect the connector of the harness of the panel assembly and remove the harness from the clamps. 1-5The panel assembly can then be removed. 1.Ass y (所要時間:5分) 1-1670 3本外。 (Fig. 1) 1-2660 12本 (右側6本、左側6本) 外。 (Fig. 1) 1-3680 5本外。 (Fig. 1) 1-4Ass y側約10mm 後、側持上、Ass y束線 外、束線束線止外。 1-5Ass y外。 660:Bind Head Tapping Screw-S 4x8 MFZN2B3 (WE994800) SBIND 670:Bind Head Tapping Screw-S 3x8 MFZN2B3 (WF257500) SBIND 680:Bind Head Tapping Screw-S 3x8 MFZN2B3 (WF257500) SBIND (Fig. 1) EMX5014C 15 2.DC Fan (Time required: 10min.) 2-1Remove the panel assembly. (See procedure 1.) 2-2Remove the two (2) plastic rivets marked 290A and remove the fan shield. (Fig. 2) 2-3Remove the screw marked 300 and plastic rivet marked 290B. (Fig. 2) 2-4Remove the filament tape. (Fig. 2) 2-5Disconnect the connector of the DC fan and pull the harness out of the hole in the duct PA. 2-6Slide the duct PA toward the rear and lift it for removal. (Fig. 2) 2-7Remove the two (2) screws marked 80, two (2) nuts marked 70 and two (2) washers marked 65 per each DC fan. (Fig. 2) 2-8Remove the DC fan. 2.DC (所要時間:10分) 2-1Ass y外。 (1項参照) 2-2290A 2本外、 外。 (Fig. 2) 2-3300 、 290B 外 。 (Fig. 2) 2-4粘着外。 (Fig. 2) 2-5DC外、束線PA穴 抜。 2-6PA側後、持上外 。 (Fig. 2) 2-7DC1台 80 2本、 70 2 個、 65 2枚外。 (Fig. 2) 2-8DC外。 8080 290A 290A 290 Fan Shield () Fan Shield () Duct PA (PA) Filament Tape (粘着) DC Fan Connectors (DC) DC Fan (DC) 80 65 65 65 70 70 DC Fan (DC) DC Fan (DC) PA 290B300 Duct PA (PA) 65:Flat Washer (WF578600) 70:Hexagonal Nut M4 #1 (WG169200) 6角 80:Bind Head Screw 4x35 MFZN2B3 (WE999200) 小BIND 290A/B:Plastic Rivet NRP-345 (CB815740) 300:Bind Head Tapping Screw-P 3x10 MFZN2W3 (WF001000) P (Fig. 2) EMX5014C 16 (Fig. 4) ? ? ? ? ? ? ? ? ? (A) ? () 130:Bind Head Tapping Screw-S 3x8 MFZN2B3 (WF257500) SBIND 140:PW Head Tapping Screw-P 3x10-10 MFZN2W3 (WF765500) PPWH 160:PW Head Tapping Screw-P 3x10-10 MFZN2W3 (WF765500) PPWH 170:Bind Head Tapping Screw-S 4x8 MFZN2W3 (WE941800) SBIND 177:Bind Head Tapping Screw-S 3x6 MFZN2W3 (WE877900) SBIND 230:PW Head Tapping Screw-P 3x10-10 MFZN2W3 (WF765500) PPWH 3.OUT Circuit Board (Time required: 10 min.) 3-1Remove the panel assembly. (See procedure 1.) 3-2Remove the four (4) screws marked 190, two (2) screws marked 200 and two (2) plastic nuts. (Fig. 3) 3-3Disconnect the connector of the harness. 3-4The OUT circuit board can then be removed. (Fig. 3) 3.OUT (所要時間:10分) 3-1Ass y外。 (1項参照) 3-2190 4本、 200 2本、 2個外。 (Fig. 3) 3-3束線外。 3-4OUT外。 (Fig. 3) ? ? ? ? () ? 190:Flat Fillister H.Tapping 3x8 MFZN2B3 (WF790100) B平頭 200:Bind Head Tapping Screw-S 3x8 MFZN2B3 (WF257500) SBIND (Fig. 3) EMX5014C 17 4.Coil, INLET Circuit Board (Time required: 15 min.) 4-1Remove the panel assembly. (See procedure 1.) 4-2Remove the OUT circuit board. (See procedure 3.) 4-3Remove the three (3) screws marked 230, three (3) screws marked 177 and then remove the shield inlet A with the damper inlet. (Fig. 4) 4-4Remove the screw marked 160 and the screw marked 170 to remove the coil. (Fig. 4) 4-5Remove the three (3) screws marked 130 and seven (7) screws marked 140. (Fig. 4) 4-6The INLET circuit board can then be removed. (Fig. 4) 4.、INLET (所要時間:15分) 4-1Ass y外。 (1項参照) 4-2OUT外。 (3項参照) 4-3230 3本、 177 3本外、 A (付) 外。 (Fig. 4) 4-4160 、 170 外、外 。 (Fig. 4) 4-5130 3本、 140 7本外。 (Fig. 4) 4-6INLET外。 (Fig. 4) (Fig. 5) 5.PS Circuit Board (Time required: 15 min.) 5-1Remove the panel assembly. (See procedure 1.) 5-2Remove the OUT circuit board. (See procedure 3.) 5-3Remove the three (3) screws marked 230A, three (3) screws marked 177 and then remove the shield inlet A with the damper inlet. (Fig. 5) 5-4Remove the eight (8) screws marked 230B and the screw marked 231. (Fig. 5) 5-5The PS circuit board can then be removed. (Fig. 5) 5.PS (所要時間:15分) 5-1Ass y外。 (1項参照) 5-2OUT外。 (3項参照) 5-3230A 3本、 177 3本外、 A (付) 外。 (Fig. 5) 5-4230B 8本、 231 外。 (Fig. 5) 5-5PS外。 (Fig. 5) 177:Bind Head Tapping Screw-S 3x6 MFZN2W3 (WE877900) SBIND 230A/B:PW Head Tapping Screw-P 3x10-10 MFZN2W3 (WF765500) PPWH 231:Bind Head Tapping Screw-P 3x10 MFZN2W3 (WG776100) PBIND ? ? ? ? ? ? ? ? ? (A) ? EMX5014C 18 6.PA Circuit Board (Time required: 25 min.) 6-1Remove the panel assembly. (See procedure 1.) 6-2Remove the two (2) plastic rivets marked 290A and then remove the fan shield. (Fig. 6) 6-3Remove the screw marked 300 and plastic rivet marked 290B. (Fig. 6) 6-4Disconnect the connector of the DC fan. 6-5Slide the duct PA toward the rear and lift it for removal. (Fig. 6) 6-6Remove the six (6) screws marked 270. (Fig. 6) 6-7Remove the power amplifier unit. (Fig. 6) 6-8Remove the fifteen (15) screws marked 50 and twelve (12) screws marked 60. (Fig. 6) 6-9Separate the PA circuit board, radiation sheet A, radia- tion sheet B and heat sink PA. (Fig. 6) 6.PA (所要時間:25分) 6-1Ass y外。 (1項参照) 6-2290A 2本外、 外。 (Fig. 6) 6-3300 、 290B 外 。 (Fig. 6) 6-4DC外。 6-5PA側後、持上外 。 (Fig. 6) 6-6270 6本外。 (Fig. 6) 6-7外。 (Fig. 6) 6-850 15本、 60 12本外。 (Fig. 6) 6-9PA、放熱A、放熱B、 PA分離。 (Fig. 6) (Fig. 6) 50:Bind Head Screw 3x12 MFZN2W3 (WE877700) 小BIND 60:Bind Head Tapping Screw-B 3x8 MFZN2W3 (WE774300) BBIND 270:Bind Head Tapping Screw-P 3x10 MFZN2W3 (WF001000) P 290A/B:Plastic Rivet NRP-345 (CB815740) 300:Bind Head Tapping Screw-P 3x10 MFZN2W3 (WF001000) P ? ? ? ? ? ? ? ? ? () ? ? ? (PA) ? ? (放熱A) ? ? (放熱B) ? ? (PA) ? ? ? () ? ? ? ? ? ? ? ? EMX5014C 19 7.Shield MIXASS with card spacer, harness clamps and wire saddle (Time required: 10 min.) 7-1Remove the panel assembly. (See procedure 1.) 7-2Remove the six (6) screws marked 580 and four (4) screws marked 590. (Fig. 7) 7-3Pull the harness out of the hole in the shield MIXASS. (Fig. 7) 7-4Remove the shield MIXASS with card spacer, cord binder and wire saddle. (Fig. 7) 7.MIXASS (、束線 止、付) (所要時間:10分) 7-1Ass y外。 (1項参照) 7-2580 6本、 590 4本外。 (Fig. 7) 7-3束線MIXASS穴抜。 (Fig. 7) 7-4MIXASS (、束線止、 付) 外。 (Fig. 7) (Fig. 7) 580:Bind Head Tapping Screw-S 3x6 MFZN2W3 (WE877900) SBIND 590:Bind Head Tapping Screw-S 3x6 MFZN2W3 (WE877900) SBIND ? ? ? ? ? (MIXASS) ? ? (束線止) ? ? () ? ? () EMX5014C 20 8.INJK Circuit Board (Time required: 25min.) 8-1Remove the panel assembly. (See procedure 1.) 8-2Remove the shield MIXASS with card spacer, cord binder and wire saddle. (See procedure 7.) 8-3Remove the twelve (12) screws marked 500, twelve (12) M9 hexagonal nuts, twelve (12) washers, three (3) hex- agonal socket head screws marked 490 and three (3) hexagonal socket head screws marked 380. (Fig. 8) 8-4Remove the INJK circuit board with knob VR and but- tons. (Fig. 8) *At this time, use care not to apply stress to the con- nector being connected. 8-5Remove the knob VR and buttons from the INJK circuit board with knob VR and buttons. 8.INJK (所要時間:25分) 8-1Ass y外。 (1項参照) 8-2MIXASS (、束線止、 付) 外。 (7項参照) 8-3500 12本、M9六角12個、12 個、 490 六角孔付3本、 380 3本外 。 (Fig. 8) 8-4INJK (VR、付) 外。 (Fig. 8) 時、接続 注意。 8-5INJK (VR、付) VR、 外。 (Fig. 8) 380:Bind Head Tapping Screw-S 3x6 MFZN2W3 (WE877900) SBIND 490:Hex. Socket Head Screw 3x6 MFZN2B3 (WF419300) S6角孔付 500:Bonding Tapping Screw-B 3x10 MFZN2B3 (WE878000) BBOND 500 490 380 INJK M9 Hexagon nut and washer (M9六角、) EMX5014C 21 9.MASJK (Time required: 25 min.) 9-1Remove the panel assembly. (See procedure 1.) 9-2Remove the shield MIXASS with card spacer, cord binder and wire saddle. (See procedure 7.) 9-3Remove the six (6) screws marked 500, seventeen (17) M9 hexagonal nuts, seventeen (17) washers, two (2) hex- agonal socket head screws marked 490, four (4) screws marked 430 and two (2) screws marked 520. (Fig. 9) 9-4Remove the MASJK circuit board with knob VR and buttons. *At this time, use care not to apply stress to the con- nector being connected. 9-5Remove the knob VR and buttons from the MASJK cir- cuit board with knob VR and buttons. 9.MASJK (所要時間:25分) 9-1Ass y外。 (1項参照) 9-2MIXASS (、束線止、 付) 外。 (7項参照) 9-3500 6本、M9六角17個、17 個、 490 六角孔付2本、 430 4本、 520 2本外。 (Fig. 9) 9-4MASJK (VR、付) 外。 時、接続 注意。 9-5MASJK (VR、付) VR、 外。 500 490 430520430 MASJK M9 Hexagonal Nut and Washer (M9六角、) (Fig. 9) 430:Bind Head Tapping Screw-S 3x6 MFZN2W3 (WE877900) SBIND 490:Hex. Socket Head Screw 3x6 MFZN2B3 (WF419300) S6角孔付 500:Bonding Tapping Screw-B 3x10 MFZN2B3 (WE878000) BBOND 520:Bind Head Tapping Screw-S 3x6 MFZN2W3 (WE877900) SBIND EMX5014C 22 10.CNT1 Circuit Board (Time required: 12 min.) 10-1Remove the panel assembly. (See procedure 1.) 10-2Remove the shield MIXASS with card spacer, cord binder and wire saddle. (See procedure 7.) 10-3Loosen the locking card spacers (at 2 locations). The CNT1 circuit board can then be removed. (Fig. 10) 11.DSP Circuit Board (Time required: 15 min.) 11-1Remove the panel assembly. (See procedure 1.) 11-2Remove the shield MIXASS with card spacer, cord binder and wire saddle. (See procedure 7.) 11-3Remove the four (4) screws marked 540 and remove the cover DSP. (Fig. 10) 11-4Remove the DSP circuit board. (Fig. 10) 11-5Slide the shield DSP toward the front and lift it for re- moval. (Fig. 10) 10.CNT1 (所要時間:12分) 10-1Ass y外。 (1項参照) 10-2MIXASS (、束線止、 付) 外。 (7項参照) 10-3 (2箇所) 、CNT1 外。 (Fig. 10) 11.DSP (所要時間:15分) 11-1Ass y外。 (1項参照) 11-2MIXASS (、束線止、 付) 外。 (7項参照) 11-3540 4本外、DSP外。 (Fig. 10) 11-4DSP外。 (Fig. 10) 11-5DSP側後、持上 外。 (Fig. 10) ? ? ? ? ? ? (DSP) ? ? ? (DSP) ? ? ? ? () (Fig. 10) 540:Bind Head Tapping Screw-S 3x6 MFZN2W3 (WE877900) SBIND EMX5014C 23 12.IN6 Circuit Board (Time required: 30 min.) 12-1Remove the panel assembly. (See procedure 1.) 12-2Remove the shield MIXASS with card spacer, cord binder and wire saddle. (See procedure 7.) 12-3Remove the INJK circuit board. (See procedure 8.) 12-4Remove the CNT1 circuit board. (See procedure 10.) 12-5Remove the six (6) FADER knobs. (Fig. 11) 12-6Remove the twelve (12) hexagonal socket head screws marked 490. (Fig. 11) 12-7Remove the IN6 circuit board with knob VR and but- tons. (Fig. 11) 12-8Remove the knob VR and butto

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