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Yamaha XH150 Service Manual

Other manuals for XH150: Owner's Manual

Summary of XH150

  • Page 1

    Contents specifications …………………………………………… 3/4 panel layout ……………………………………………… 5 dimensions ………………………………………………… 6 block diagram …………………………………………… 6 circuit board layout & wring …………………… 7 disassembly procedure ……………………………… 8 ic block diagram ………………………………………… 12 circuit boards …………………………………………… 13 ins...

  • Page 2

    2 xh150 important notice this manual has been provided for the use of authorized yamaha retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically yamaha products, are already known and understood by the users, and have th...

  • Page 3

    3 xh150 •general specifications power output level 20 hz-20 khz thd+n= 0.1 % power bandwidth halfpower thd+n 20 hz-20 khz, half power frequency responce intermodulation distortion 60 hz:7 khz,4:1,half power channel separation half power att.Max input 600 ohm shunt residual noise att,min 12.7 khz lpf...

  • Page 4

    4 xh150 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 5

    5 xh150 panel layout front panel rear panel power power signal clip signal clip protection ch a ch b on off 1 power switch and indicator 2 signal indicators 3 clip indicators 4 protection indicator 1 filter switches (channel a,b) 2 volume controls (channel a,b) 3 output voltage switch 4 speakers ter...

  • Page 6

    6 xh150 dimensions block diagram ic101 ic102 ic104 ic105 pa7 ic101 ic103 ic104 ic105 1 3 2 1 3 2 1 3 2 7 5 6 kec-92353 unit: 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 376315150 892498299 tel 13942296513 qq 3763151...

  • Page 7

    7 xh150 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 power transformer 3nc2-v294100 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 te...

  • Page 8

    8 xh150 1/5 2/5 [70] 4 [80a] 6 [410] [410] [410] [410] [410] [410] top cover power transformer [410] rear panel [50a] [50a] [50b] (fig. 1) (fig. 2) [70]: bind head screw sp 5.0x10 mfzn2bl (vu688100) [80]: bind head tapping screw-b 3.0x8 mfzn2bl (ep600190) [410]: bind head tapping screw-b 4.0x8 mfzn2...

  • Page 9

    9 xh150 3/5 4/5 [150]: bind head screw 4.0x45 mfzn2bl (vb857700) [200][220]: bind head tapping screw-b 3.0x8 mfzn2bl (ep600190) [380]: bind head tapping screw-b 4.0x8 mfzn2bl (eg340190) [380a] [380a] [380b] [380b] (fig. 3) [200] [220] [150] [150] front panel dc fan 5. Panel assembly 5-1 remove the t...

  • Page 10

    10 xh150 pa7 [60]: bind head screw sp 3.0x8 mfzn2y (eg330290) [80]: bind head tapping screw-b 3.0x12 mfzn2bl (vq074600) (fig. 6) [60a] 4 [80c] 4 [80c] 4 [80b] 4 [80b] 4 holder a holder a isolation sheet a isolation sheet a heat sink 10. Pa7 circuit board 10-1 remove the top cover. (see procedure 1) ...

  • Page 11

    11 xh150 2/5 5/5 cover, speaker terminal rear panel [440] 2 [260ia] 4 [260ia] 2 [260ib] 2 [260b] 2 [420] 2 [260]: bind head tapping screw-b 3.0x12 mfzn2bl (vq074600) [260ia]: bind head screw a4.0x8 mfzn2bl (vp156800) [260ib]: bind head tapping screw-b 3.0x8 mfzn2bl (ep600190) [420]: bonding tapping ...

  • Page 12

    12 xh150 m5238ap (xm085a00) operational amplifier ic101 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 www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 139422...

  • Page 13

    Xs250/350 xs250/350 xs250/350 13 sub 1/5 circuit board sub 2/5 circuit board sub 3/5 circuit board sub 4/5 circuit board components side components side components side components side components side circuit boards from t101 to sub 2/5-cn103 to pa7-cn702 from t101 to pa7-cn404 sub(j) :3na-v290020 2...

  • Page 14

    Xs250/350 xs250/350 xs250/350 14 pa7 circuit board 3na-v289970 1 components side to sub 2/5-cn102 from fan to sub 3/5-cn401 to sub 2/5-cn101 to sub7-cn509 to sub 5/5-cn603 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 ...

  • Page 15

    15 xh150 inspections a stereo and parallel operation before performing any of the following adjustments, set the unit as follows: 1. Attenuations maximum 2. Input terminal: cannon connector pin 2 is hot, pins 1 and 3 are ground 3. Output voltage switch: 100 v 4. Output terminal: rl = 32 and 64 ohm/m...

  • Page 16

    16 xh150 8. Channel separation test 8-1 apply a - 5 dbu, 20khz sine wave into the channel a input. 8-2 short the input to channel b with a 600 ohm load. 8-3 set the output of channel a at a reference of 0 db. 8-4 if the channel b attenuator is set to the same as channel a, channel b output should be...

  • Page 17: Power Amplifier

    Power amplifier xh150 parts list } • the numbers in “qty” shows quantities for each unit. • the parts with “--” in “parts no.” are not available as spare parts. • the mark “ ” in the remarks column indicates that these parts are interchangeable. Notes: destination abbreviations a : australian model ...

  • Page 18

    Xh150 2 overall assembly 15 410 390 430 440 260 260i 420 410 270 260i 260f 260c 260h 260g 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 40 20 60 70 80 260b 260e 200 6 6 450 ul only 260a 260d 260i 50 www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 ...

  • Page 19

    Xh150 xh150 3 *: new parts rank: japan only ref no. Part no. Description remarks qty rank 部 品 名 (v294100) (v294110) (v294120) (v294130) (v294140) (v294280) (v359170) * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 10 15 20 30 30 30 30 40 50 60 60 60 60 70 80 90 100 110 120 130 ...

  • Page 20

    Xh150 xh150 *: new parts rank: japan only ref no. Part no. Description remarks qty rank 部 品 名 * * * 10 20 30 40 50 60 65 70 80 v 2 9 4 1 7 0 0 -- v 3 3 0 3 1 0 0 -- v v 0 8 6 5 0 0 v 2 8 9 9 7 0 0 e g 3 3 0 2 9 0 -- -- v q 0 7 4 6 0 0 pa unit pa unit heat sink insulation sheet grease support circuit...

  • Page 21

    Xh150 5 *: new parts rank: japan only ref no. Part no. Description remarks qty rank (xv024b0) (xv420c0) (xv420c0) (xv420c0) (xv420c0) (xv420c0) (xv420c0) (xv420c0) electrical parts * * * * * * * * c203 c204 c205 c206 c207 c208 c209 -211 c212 c213 c220 c221 c222 c223 c224 c225 c226 c227 c228 c229 c23...

  • Page 22

    Xh150 6 *: new parts rank: japan only ref no. Part no. Description remarks qty rank d205 d206 d207 d208 d209 d210 d211 d212 d213 -217 d218 d219 d220 d221 d222 d223 d224 d225 d301 -304 d305 d306 d307 d308 d309 d310 d311 d312 d313 -317 d318 d319 d320 d321 d322 d323 d324 d325 d701 d702 q201 -203 q204 q...

  • Page 23

    Xh150 7 *: new parts rank: japan only ref no. Part no. Description remarks qty rank q236 q237 q238 q239 q301 -303 q304 -306 q307 q308 q309 q310 q311 q312 q313 q314 q315 q316 q317 q318 q319 q322 -324 q325 q326 q327 q328 q329 q330 q331 q332 q333 q334 q335 q336 q337 q338 q339 q701 q702 q703 r201 r202 r...

  • Page 24

    Xh150 8 *: new parts rank: japan only ref no. Part no. Description remarks qty rank r232 r233 r234 r235 r236 r237 r238 r239 r240 r241 r242 r243 r244 r248 r249 r250 r251 r252 r253 r254 r255 r256 r257 r258 r259 r260 r261 r262 -265 r266 r267 r268 r269 r270 r271 r272 r273 r274 r275 r276 r277 r278 r279 r...

  • Page 25

    Xh150 9 *: new parts rank: japan only ref no. Part no. Description remarks qty rank r313 r314 -317 r318 r319 r320 r321 r322 r323 r324 r325 r326 r327 r328 r329 r330 r331 r332 r333 r334 r335 r336 r337 r338 r339 r340 r341 r342 r343 r344 r348 r349 r350 r351 r352 r353 r354 r355 r356 r357 r358 r359 r360 r...

  • Page 26

    Xh150 10 *: new parts rank: japan only ref no. Part no. Description remarks qty rank * * * * * * * * * r390 r391 r392 r396 r397 r701 r702 r703 r704 r705 w201 w301 cn201 cn203 cn204 cn301 cn303 cn304 cn404 cn701 cn702 cn703 cn705 pr201 pr202 pr301 pr302 q220n q221p q240n q241p q320n q321p q340n q341p...

  • Page 27

    Xh150 11 *: new parts rank: japan only ref no. Part no. Description remarks qty rank * c114 c115 c116 c117 -126 c127 c128 c129 c130 c131 c132 c401 c402 c403 c404 c405 c406 c407 c501 c502 -504 c505 c506 c507 c508 c509 c510 c511 c512 c601 c602 c603 c604 c605 c606 c607 c608 c609 c610 c611 c612 c613 c61...

  • Page 28

    Xh150 12 *: new parts rank: japan only ref no. Part no. Description remarks qty rank * * * * * * * * q409 q501 q502 -504 q505 q506 q507 q508 q509 q510 r101 -104 r105 r106 r107 r108 r109 r110 r111 r112 r113 r114 r115 r116 -118 r119 r120 -123 r124 r125 r126 r127 r128 r129 r130 r131 r132 r133 r134 r135...

  • Page 29

    Xh150 13 *: new parts rank: japan only ref no. Part no. Description remarks qty rank * * * * * * r602 r603 r604 r605 r606 r607 r608 r609 r610 r611 r612 r613 r614 w501 w502 cn101 cn102 cn103 cn401 cn501 -506 cn507 cn508 cn509 cn510 cn601 cn602 cn603 ic101 ic102 -105 ic106 ic107 jk101 jk102 jk103 ld40...

  • Page 30

    Xh150 xh150 a b c d e f g h i j k l m n o p q a b c d e f g h i j k l m n o p q 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 xh150 xh150 overall circuit diagram (pa7, sub1/5 - sub5/5) capactor : mylar capactor : mylar capactor : ceramic capactor : mica capactor resistor : flame proot c. Res...