Yamaha XS250 Скачать руководство пользователя страница 25

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XS250/350

*: New parts

RANK: Japan only

REF NO.

PART NO.

DESCRIPTION

REMARKS

QTY RANK

部

品

名

R107
R108
R109
R110
R111
R112
R113
R114
R115
R116
R117
R118
R119
R120
R121
R122

-125

R126
R127
R128
R129
R130
R131
R132
R133
R134
R135
R136
R137
R138
R139
R140
R141
R142
R143
R144
R145
R146
R147
R148
R501
R502
R503
R504
R505
R506
R507
R508
R509
R510
R511
R512

-523

R601
R602
R603
R604
R605
R606
R607
R608
R609
R610
R611
R612

W601
W602
W603
CN101
CN102

*

*

*

*
*

*

*

*
*
*

V 2 9 6 1 1 0 0
H F 4 5 6 1 0 0
V 2 7 2 9 6 0 0
V V 0 6 5 5 0 0
V V 0 6 5 5 0 0
H F 4 5 6 1 0 0
H F 4 5 4 1 8 0
V V 0 6 5 5 0 0
V 2 9 6 1 2 0 0
V V 0 6 5 7 0 0
H F 4 5 6 1 0 0
V 2 9 6 1 2 0 0
V V 0 6 5 7 0 0
H F 4 5 6 1 0 0
H F 4 5 4 1 8 0
V Z 0 0 9 9 0 0
V Z 0 0 9 9 0 0
H F 4 5 4 1 8 0
V 2 9 6 1 1 0 0
H F 4 5 6 1 0 0
V 2 9 6 1 1 0 0
V 2 7 2 9 6 0 0
V V 0 6 5 5 0 0
H F 4 5 6 1 0 0
V V 0 6 5 5 0 0
V V 0 6 5 5 0 0
H F 4 5 4 1 8 0
V 2 9 6 1 2 0 0
V V 0 6 5 7 0 0
H F 4 5 6 1 0 0
V 2 9 6 1 2 0 0
V V 0 6 5 7 0 0
H F 4 5 6 1 0 0
H F 4 5 4 1 8 0
V V 0 6 5 2 0 0
V V 0 6 5 1 0 0
V V 0 6 5 2 0 0
H F 4 5 4 1 8 0
H F 4 5 6 1 0 0
V V 0 6 5 2 0 0
H F 4 5 6 4 7 0
H F 4 5 7 1 0 0
H F 4 5 5 2 2 0
H F 4 5 6 4 7 0
H F 4 5 5 2 2 0
H F 4 5 6 4 7 0
H F 4 5 7 1 0 0
H F 4 5 5 2 2 0
H F 4 5 6 4 7 0
H F 4 5 5 2 2 0
H F 4 5 7 8 2 0
H F 4 5 6 1 2 0
H F 4 5 6 1 2 0
H F 4 5 7 1 5 0
H F 4 5 7 2 2 0
H F 4 5 7 4 7 0
H F 4 5 8 1 5 0
H F 4 5 7 1 0 0
H F 4 5 7 5 6 0
H F 4 5 7 1 0 0
H F 4 5 8 1 0 0
H F 4 5 7 6 8 0
H F 4 5 6 1 2 0
H F 4 5 7 5 6 0
H F 4 5 6 2 2 0

--
--
--

V V 0 6 7 7 0 0
V V 0 6 7 8 0 0

Metal Film Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Metal Film Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Carbon Resistor
Metal Film Resistor
Metal Film Resistor
Metal Film Resistor
Carbon Resistor
Carbon Resistor
Metal Film Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Carbon Resistor
Connector Assembly
Connector Assembly
Connector Assembly
Connector Base Post
Connector Base Post

9.1K 1/4 F
1.0K 1/4 J
6.2K 1/4 F
10K 1/4 F
10K 1/4 F
1.0K 1/4 J
18.0 1/4 J
10K 1/4 F
1M 1/4 F
18K 1/4 F
1.0K 1/4 J
1M 1/4 F
18K 1/4 F
1.0K 1/4 J
18.0 1/4 J
15K 1/4 F
15K 1/4 F
18.0 1/4 J
9.1K 1/4 F
1.0K 1/4 J
9.1K 1/4 F
6.2K 1/4 F
10K 1/4 F
1.0K 1/4 J
10K 1/4 F
10K 1/4 F
18.0 1/4 J
1M 1/4 F
18K 1/4 F
1.0K 1/4 J
1M 1/4 F
18K 1/4 F
1.0K 1/4 J
18.0 1/4 J
4.7K 1/4 F
2.2K 1/4 F
4.7K 1/4 F
18.0 1/4 J
1.0K 1/4 J
4.7K 1/4 F
4.7K 1/4 J
10.0K 1/4 J
220.0 1/4 J
4.7K 1/4 J
220.0 1/4 J
4.7K 1/4 J
10.0K 1/4 J
220.0 1/4 J
4.7K 1/4 J
220.0 1/4 J
82.0K 1/4 J
1.2K 1/4 J
1.2K 1/4 J
15.0K 1/4 J
22.0K 1/4 J
47.0K 1/4 J
150.0K 1/4 J
10.0K 1/4 J
56.0K 1/4 J
10.0K 1/4 J
100.0K 1/4 J
68.0K 1/4 J
1.2K 1/4 J
56.0K 1/4 J
2.2K 1/4 J
AC1
AC2
AC2
M2426XXR 3P SE
M2426XXR 4P SE

(V295030)
(V295040)
XS350 (V295040)

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コネクタベースポスト
コネクタベースポスト

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Содержание XS250

Страница 1: ... 1 CONTENTS SPECIFICATIONS 3 PANEL LAYOUT 4 DIMENSIONS 5 BLOCK DIAGRAM 5 CIRCUIT BOARD LAYOUT WIRING 6 DISASSEMBLY PROCEDURE 7 IC BLOCK DIAGRAM 10 CIRCUIT BOARDS 11 INSPECTIONS 13 PARTS LIST SERVICE MANUAL POWER AMPLIFIER XS250 350 PA 011440 ...

Страница 2: ...ing to improve Yamaha products Modifications are therefore inevitable and changes in specification are subject to change without notice or obligation to retrofit Should any discrepancy appear to exist please contact the distributor s Service Division WARNING Static discharges can destroy expensive components Discharge any static electricity you body may have accumulated by grounding yourself to th...

Страница 3: ...wer Requirements US Canada Europe Other Power Consumption Idling 1 8 output power 4 ohm Maximum output 4 ohm Dimentions W x H x D Weight 170 W 170 W 250 W 250 W 500 W 185 W 185 W 280 W 280 W 560 W 400 W 400 W 10 Hz 40 kHz THD N 0 1 230 W 230 W 350 W 350 W 700 W 250 W 250 W 400 W 400 W 800 W 600 W 600 W POWER switch ON OFF Volume 31 position x 2 Mode switch STEREO BRIDGE PARALLEL Filter switch OFF ...

Страница 4: ... CHANNEL B CHANNEL A SPEAKERS G G MODE CHANNEL B CHANNEL A STEREO PARALLEL BRIDGE OFF LOW CUT SUB WOOFER OFF LOW CUT SUB WOOFER 20 15 10 6 3 0 dB 00 40 30 25 90 125 150 Hz 25 50 90 125 150 Hz 25 50 20 15 10 6 3 0 dB 00 40 30 25 1 POWER switch and indicator 2 SIGNAL indicators 3 CLIP indicators 4 PROTECTION indicator 1 Frequency controls Filter select switches CHAN NEL A B 2 Volume controls CHANNEL...

Страница 5: ...5 XS250 350 DIMENSIONS BLOCK DIAGRAM Unit mm IC102 3 1 2 2 7 7 2 IC101 5 7 6 2 7 7 2 IC104 ...

Страница 6: ...6 XS250 350 PA7 SUB 1 5 SUB 2 5 SUB 3 5 SUB 4 5 SUB 5 5 CIRCUIT BOARD LAYOUT WIRING Top View Front View SUB 4 5 Wire color XS350 Only Power Transformer 3NC2 V294020 ...

Страница 7: ...ee Procedure 1 4 2 Remove the six 6 screws marked 50a and the two 2 screws marked 50b The SUB 2 5 circuit board can then be removed Fig 2 7 7 SUB 4 5 Circuit Board 7 1 Remove the top cover See Procedure 1 7 2 Remove the front panel See Procedure 5 7 3 Remove the two 2 screws marked 200 The SUB 4 5 circuit board can then be removed Fig 3 8 DC Fan 8 1 Remove the top cover See Procedure 1 8 2 Remove ...

Страница 8: ...0a The PA7 circuit board can then be removed Fig 6 9 PA7 Unit 9 1 Remove the top cover See Procedure 1 9 2 Remove the front panel See Procedure 5 9 3 Remove the four 4 screws marked 250 The PA7 unit with the chassis can then be removed Fig 4 9 4 Remove the eight 8 screws marked 130 The PA7 unit can then be removed Fig 5 130 Fig 4 Fig 5 Fig 6 130 130 130 60a 4 80c 4 80c 4 80b 4 80b 4 250 4 250 Bond...

Страница 9: ...wo 2 screws marked 60b The SUB 5 5 circuit board can then be removed Fig 7 Fig 7 2 5 5 5 440 2 Cover Speaker terminal Rear panel 440 2 50a 4 50a 2 70b 2 60b 2 50b 2 50a Bind Head Screw A4 0X8 MFZN2BL VP156800 50b Bonding Tapping Screw B 3 0X8 MFZN2BL VN413300 60b Bind Head Tapping Screw B 3 0X12 MFZN2BL VQ074600 70a Bind Head Screw SP 5 0X10 MFZN2BL VU688100 70b Bind Head Tapping Screw B 3 0X8 MFZ...

Страница 10: ...50 M5238AP XM085A00 Operational Amplifier 1 2 3 4 V 8 7 6 5 Output A V Non Inverting Input A DC Voltage Supply DC Voltage Supply Output B Inverting Input B Non Inverting Input B Inverting Input A IC BLOCK DIAGRAM ...

Страница 11: ... 5 5 Circuit Board SX350 SUB U 3NA V290000 2 SUB H 3NA V290010 2 Components side Components side Components side Components side Components side CIRCUIT BOARDS from T101 to SUB 2 5 CN103 to PA CN404 from T101 to SUB 1 5 CN610 to PA CN201 to PA CN301 from PA W201 to PA CN406 SX250 SUB U 3NA V289980 2 SUB H 3NA V289990 2 11 ...

Страница 12: ...XS250 350 XS250 350 XS250 350 PA Circuit Board SX350 3NA V2899600 1 SX250 3NA V2899500 1 Components side to SUB 2 5 CN301 to SUB 1 5 CN611 from FAN to SUB 3 5 CN501 to SUB 2 5 CN101 12 ...

Страница 13: ...sts adjust the Vb again to 1 0 0 2 mV 4 Input Terminal DC offset Connect the input terminal to the GROUND and check that the DC voltage Vdc of the output terminal should be 0 75 mV 5 Gain Test Check that the OUTPUT should be 22 1 0 5 dBu when a sine wave of 1 kHz at 10 dBu is applied to the INPUT This test should be performed on PARALLEL operation 6 Frequency Response Test Filter switch OFF When a...

Страница 14: ...oot Vp Vo 1 8 Ringing less than 5 waves Next when the 4 ohm load resistor is removed and the load is the capacitor 10pF 0 47 µF only the overshoot and the ringing should be as follows Oversshoot Vp Vo 2 5 Ringing fade away in less than 7 waves and no oscilation 11 Protection Circuitry Test Check that the relay does not work when you apply a sine wave of 5 0 dBu XS350 3 0 dBu XS250 at 10 Hz to the ...

Страница 15: ...that the output is 0 0 5 dB at 20 Hz and 0 5 0 5 dB at 20kHz taking the 1 kHz as a reference 3 Harmonic Distortion Test When a high quality sine wave is applied at 20 Hz 1 kHz or 20 kHz the harmonic distortion should be as follows 4 Noise Test 9 1 Set the input attenuator to 0 9 2 Short the input with a 600 ohm load 9 3 Measure at the output noise level should be less than 60 dBm LR 8 ohm 9 4 Set ...

Страница 16: ...ONS A Australian model J Japanese model B British model U U S model C Canadian model V General export model 110V E European model W General export model 220V H North European model X General export model I Indonesian model Y Export model WARINIG Conponents having special characteristics are marked and must be replaced with parts having specifications equal to those originally installed XS250 350 C...

Страница 17: ... 400 390 430 430 440 440 260 260i 260j 420 410 260i 270 260k 260f 260c 260g 260h 100 190 130 130 120 140 150 160 170 210 205 180 110 220 220 360 380 375 370 350 380 360 250 10 30 50 40 20 60 70 80 260b 260e 200 6 6 450 UL only 260a 260d ...

Страница 18: ... アＡｓｓｙリアパネルリアパネルリアパネルリアパネルリアパネルリアパネルＳＵＢシート１５ＳＵＢシート１５ＳＵＢシート１５ＳＵＢシート１５ＳＵＢシート２５ＳＵＢシート２５ＳＵＢシート３５ＳＵＢシート３５ＳＵＢシート４５ＳＵＢシート４５ＳＵＢシート５５ＳＵＢシート５５ノブショウノブショウ XS350 XS250 XS350 U V V294020 XS350 H W V294030 XS350 B V294040 XS350 A V294050 XS250 U V V294060 XS250 H W V294070 XS250 B V294080 XS250 A V294090 V294280 U V H W A B XS350 U V...

Страница 19: ...V3200600 PA UNIT PA Unit PA Unit Heat Sink Isolation Sheet A Support Circuit Board Circuit Board Bind Head Screw Holder A Bind Head Tapping Screw B Clamp UNISHEET T 0 15 H 7 4 B 5 5 PA35 PA25 SP 3 0X8 MFZN2Y 3 0X12 MFZN2BL CH 01F ＰＡユニットＰＡユニットＰＡユニットヒートシンク放熱シトＡ支柱ＰＡシートＰＡシートバインド小ネジＴｒ押え金具ＡバインドＢタイトミニクランプ XS350 XS250 XS350 XS250 V294560 ...

Страница 20: ...citor F Ceramic Capacitor F Electrolytic Cap Electrolytic Cap Mylar Capacitor Mylar Capacitor Ceramic Capacitor B Ceramic Capacitor B Mylar Capacitor Mylar Capacitor Electrolytic Cap Electrolytic Cap Electrolytic Cap Electrolytic Cap Electrolytic Cap Electrolytic Cap Diode Diode Diode Diode Diode Diode Diode PA35 PA25 SUB3 1 5 SUB3 1 5 SUB3 2 5 SUB3 3 5 SUB3 4 5 SUB3 5 5 SUB2 1 5 SUB2 1 5 SUB2 2 5...

Страница 21: ...Flame Proof C Resistor Flame Proof C Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor 1SS133 176 HSS104 1SS82TD 1SS82TD 1N4004L 26 1N4004L 26 D25XB60 25 0A 600V 1SS133 176 HSS104 1N4004L 26 RZ 001 21mm RZ 001 21mm 2SA970 GR BL 2SA970 GR BL 2SC2240 GR BL 2SC2240 GR BL 2SC1815 Y GR 2SA1480 E F 2SA1015 O Y 2SC3790 E F 2SC4793 HFE...

Страница 22: ...or Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Flame Proof C Resistor Flame Proof C Resistor Flame Proof C Resistor Flame Proof C Resistor Flame Proof C Resistor Flame Proof C Resistor Flame Proof C Resistor Flame Proof C Resistor 15 0K 1 4 J 10 0K 1 4 J 100 1 4 J 22 0 1 4 J 22 0 1 4 J 22 0 1 4 J 100 1 4 J 22 0 1 4 J 22 0 1 4 J 22 0 1 4 J 680 0 1...

Страница 23: ...ransistor Relay Relay Trimmer Potentiometer Trimmer Potentiometer Zener Diode Zener Diode Circuit Board Circuit Board Circuit Board Circuit Board Circuit Board Circuit Board Circuit Board 680 0 1 4 J 22 0 1 4 J 22 0 1 4 J 22 0 1 4 J 680 0 1 4 J 22 0 1 4 J 22 0 1 4 J 22 0 1 4 J 330 0 1 4 J 33 0 1 4 J 0 47 5W K 0 47 5W K 0 47 5W K 330 0 1 4 J 33 0 1 4 J 0 47 5W K 0 47 5W K 0 47 5W K 4 7 2W J 4 7 2W ...

Страница 24: ...r Digital Transistor Transistor Transistor Digital Transistor Metal Film Resistor Metal Film Resistor Carbon Resistor Metal Film Resistor SUB2 1 5 SUB2 2 5 SUB2 3 5 SUB2 4 5 SUB2 5 5 3 0X10 MFZN2BL CQ 05CT C SERIES 56P 50V J 56P 50V J 0 056 50V J 0 056 50V J 56P 50V J 56P 50V J 0 056 50V J 0 056 50V J 10P 50V J 0 0100 50V Z 0 0100 50V Z 10 00 50 0V 10 00 50 0V 47 00 50 0V 47 00 50 0V 4 70 50 0V 1 ...

Страница 25: ...rbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Connector Assembly Connector Assembly Connector Assembly Connector Base Post Connector Base Post 9 1K 1 4 F 1 0K 1 4 J 6 2K 1 4 F 10K 1 4 F 10K 1 ...

Страница 26: ...7P TE TP82223 22 TP82223 22 TP82223 22 TP82223 22 TP82223 22 TP82223 22 TP82223 22 VH 3P TE M2426XX 5P TE M2426XX 8P TE 2P TE M5238AP NJM2068L D NJM2068L D NJM7815FA NJM7915FA XLR JACK NC3FAV1 0 XLR JACK NC3FAV1 0 DT 55 A05W 06 LT032141BAC GR LT311G41BAC RE LT032141BAC GR LT311G41BAC RE LT032141BAC GR LT311G41BAC RE LT311G41BAC RE STB 403AU 4P DT 55 A14W 04 SS001 P223BDB PA14 SS001 P223BDB PA14 SS...

Страница 27: ...ly KEC 92348 2 KEC 92349 2 KEC 92349 2 KEC 92349 2 KEC 92349 2 KEC 92349 2 From T101 Capactor Mylar Capactor Mylar Capactor Ceramic Capactor Mica Capactor Rasistor Flame Proot C Rasistor Wire Wound Resistor OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP REGULATOR REGULATOR 1 OUTPUT 2 COMMON 3 INPUT 3 2 1 1 OUTPUT 2 INPU...

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