Yamaha P1000S Service Manual

Summary of P1000S

  • Page 1

    P1000s/p2500s/p3500s 1 service manual pa 011753 p1000s: 200412-72450 p2500s: 200412-93450 p3500s: 200412-131250 copyright (c) yamaha corporation. All rights reserved. Pdf-k149 04.12 hamamatsu, japan contents specifications ............................................... 3/4 dimensions .................

  • Page 2

    P1000s/p2500s/p3500s 2 warning components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed. Impor tant notice this manual has been provided for the use of authorized yamaha retailers and their service personnel. It has...

  • Page 3

    P1000s/p2500s/p3500s 3 specifications p3500s p2500s power output level (rated power) power bandwidth 8 Ω /stereo 4 Ω /stereo 8 Ω /bridge 390 w x 2 590 w x 2 1180 w x 1 350 w x 2 450 w x 2 900 w x 1 1000 w x 2 2000 w x 1 275 w x 2 390 w x 2 780 w x 1 250 w x 2 310 w x 2 620 w x 1 650 w x 2 1300 w x 1...

  • Page 4

    P1000s/p2500s/p3500s 4 総合仕様 p3500s p1000s 出力レベル 出力帯域幅 8 Ω /stereo 4 Ω /stereo 8 Ω /bridge 390 w × 2 590 w × 2 1180 w × 1 350 w × 2 450 w × 2 900 w × 1 1000 w × 2 2000 w × 1 110 w × 2 120 w × 2 240 w × 1 100 w × 2 105 w × 2 210 w × 1 200 w × 1 400 w × 1 p2500s 275 w × 2 390 w × 2 780 w × 1 250 w × 2 ...

  • Page 5

    P1000s/p2500s/p3500s 5 30 456 374.5 5.5 480 30 362 30 88 dimensions performance graphs units: mm p2500s p1000s power consumption [w] 1000 100 10 1 1 10 100 1000 mode: stereo b o t h c h d r i v e n rl=4 Ω , f=1 khz power consumption [w] 10000 1000 100 10 1 1 10 100 1000 mode: stereo b o t h c h d r ...

  • Page 6

    P1000s/p2500s/p3500s 6 1 2 3 4 5 6 7 8 panel layout front panel [power] switch and indicator [temp] indicator [protection] indicator [clip] indicator [signal] indicator volume control knobs [ ] indicator (p2500s, p3500s only) air intakes p1000s p2500s, p3500s 1 2 3 4 5 6 7 8 (パネルレイアウト) [power] スイッチ ...

  • Page 7

    P1000s/p2500s/p3500s 7 filter switch and [frequency] adjustment knob (one pair for each channel) (p2500s, p3500s only) [ ] on/off switch (p2500s, p3500s only) [input] jacks (channels a, b) [stereo/parallel/bridge] switch [speakers] jacks gnd terminal [hpf 40hz] switch (p1000s only) 1 2 3 4 5 6 7 rea...

  • Page 8

    P1000s/p2500s/p3500s 8 cord holder (v3272800) (インシュロックタイ) cord holder (v3272800) (インシュロックタイ) b c a j destination only in pa dc vr led psw out2 out1 power transformer (電源トランス) (upper side) (p2500s, p3500s only) (lower side) pa unit + ( pa ユニット) coil-l (j destination only) circuit board layout & wirin...

  • Page 9

    P1000s/p2500s/p3500s 9 connector assembly b&b black (wd359800) connector assembly c&c 8p (wd361400) connector assembly att 7p (wd359600) bundle by cord holder. (wd361600, wd359600, fan wiring) (インシュロックタイで束ねます。) bundle by cord holder. (, * wd36060>, transformer wiring) (インシュロックタイで束ねます。) bundle by cor...

  • Page 10

    P1000s/p2500s/p3500s 10 • top view [500] [500] top cover (トップカバー) [500] disassembly procedure 1. トップカバー(所要時間:約 2 分) 1-1 [500] のネジ 11 本を外して、トップカバーを外しま す。(図 1 ) 1. Top cover (time required: about 2 minutes) 1-1 remove the eleven (11) screws marked [500]. The top cover can then be removed. (fig.1) 2. D...

  • Page 11

    P1000s/p2500s/p3500s 11 • top view soldering (半田付け) dc fan ( dc ファン) psw vr dc out2 in out1 p2500s, p3500s only ( p2500s 、 p3500s のみ) pa pa unit ( pa ユニット) + [110] diode stack (ダイオードスタック) [115] [a] power transformer (電源トランス) [60] coil-l j destination only ( j 仕向けのみ) d401 [60]: bind head tapping scre...

  • Page 12

    P1000s/p2500s/p3500s 12 • rear view speaker terminal cover ( sp ターミナルカバー) [530] • rear view [340] p2500s, p3500s only ( p2500s 、 p3500s のみ) [c] p2500s, p3500s only ( p2500s 、 p3500s のみ) [350] p2500s, p3500s only ( p2500s 、 p3500s のみ) [c] p2500s, p3500s only ( p2500s 、 p3500s のみ) out1 out2 out2 solde...

  • Page 13

    P1000s/p2500s/p3500s 13 • top view • right side view • left side view • bottom view cord holder (インシュロックタイ) cord holder (インシュロックタイ) power transformer (電源トランス) vr dc dc [440] [440] [460] [440] [440] front panel 1 (フロントパネル 1 ) front panel 1 (フロントパネル 1 ) front panel 1 (フロントパネル 1 ) rack angle bracket (ラ...

  • Page 14

    P1000s/p2500s/p3500s 14 • front view • front view • rear view attenuation knob (アッテネーターノブ) dc fan ( dc ファン) [d] [170] [170] front panel 1 (フロントパネル 1 ) [230] vr led [230] [d] 9. Led circuit board (time required: about 4 minutes) 9-1 remove the top cover. (see procedure 1.) 9-2 remove the front panel ...

  • Page 15

    P1000s/p2500s/p3500s 15 • rear view • front view [420] [420] front panel 1 (フロントパネル 1 ) handle angle (ハンドルアングル) [420] [420] [420] handle angle (ハンドルアングル) [420] front panel 1 (フロントパネル 1 ) front panel 2 (フロントパネル 2 ) [390] [390] [390] [390] handle (ハンドル) handle (ハンドル) handle angle (ハンドルアングル) handle ang...

  • Page 16

    P1000s/p2500s/p3500s 16 ic block diagram njm2068d-d (xa987a00) dual operational amplifier dc: ic403,404 njm2068md-te2 (x3505a00) dual operational amplifier p1000s in: ic301—303 p2500s/p3500s in: ic301—307 1 2 3 4 -v 8 7 6 5 output a +v non-inverting input a -dc voltage supply +dc voltage supply outp...

  • Page 17

    17 p1000s/p2500s/p3500s off/sub woofer/low cut a (p2500s, p3500s only) input b stereo/bridge/parallel to vr-cn602 frequency b (p2500s, p3500s only) frequency a (p2500s, p3500s only) to dc-cn417 to out2-w301b input a low cut/sub woofer/off b (p2500s, p3500s only) p1000s: p2500s, p3500s: hpf 40hz on/o...

  • Page 18

    P1000s/p2500s/p3500s 18 to fan to power transformer to led-cn601 a a' to pa-cn101 to pa-cn104 to pa-cn103 to out2-w605 to pa-cn102 dc circuit board sub (vr) circuit board att b att a to in-cn302 component side (部品側).

  • Page 19

    19 p1000s/p2500s/p3500s to in-cn301 to power transformer (cn407: p3500s only) a a' to power transformer to psw-w601 to psw-w603 to psw-w602 (p3500s only) to ac in not used (except j destination) to coil-l-w701 (j destination only) not used (except j destination) to coil-l-w702 (j destination only) c...

  • Page 20

    P1000s/p2500s/p3500s 20 b b' dc circuit board on/ off to dc-cn402 (p3500s only) to dc-cn401 to dc-cn403 sub (psw) circuit board component side pattern side (部品側) (パターン側).

  • Page 21

    21 p1000s/p2500s/p3500s b b' pattern side (パターン側).

  • Page 22

    P1000s/p2500s/p3500s 22 c c' to dc-w403 to dc-w401 to dc-w402 pa circuit board d d'.

  • Page 23

    23 p1000s/p2500s/p3500s d d' c c' to out2-w606 to out2-w604 to dc-cn414 not used (for current check b) not used (for current check a) component side pattern side following semi-conductors are installed for the pa unit. Ref. Pr101 q101 q124n q126n q128n q130n q130p q128p q126p q124p d126 q133n q134n ...

  • Page 24

    P1000s/p2500s/p3500s 24 bridge to pa-cn106 to dc-cn412 (p2500s, p3500s only) (p2500s, p3500s only) to dc-cn416 speakers b speakers a temp protection power clip a clip b signal a signal b ys processing (p2500s, p3500s only) 1 1 speakers b speakers a 3 2 2 3 to in-w301a to pa-cn105 sub (out2) circuit ...

  • Page 25

    25 p1000s/p2500s/p3500s pattern side pattern side sub (out2) circuit board sub (out1) circuit board sub (led) circuit board pattern side (パターン側) (パターン側) (パターン側).

  • Page 26

    P1000s/p2500s/p3500s 26 inspections 1. Scope this inspection specifications is applied to the power amplifier p1000s/p2500s/p3500s. *refer to "the switch and adjustment part" of the page 34 of the text for a switch and an adjustment place. 2. Preparation for stereo/parallel mode attenuator “0” (max)...

  • Page 27

    27 p1000s/p2500s/p3500s sub woofer position (except p1000s) input signal is 25 hz, -10 dbu, and set frequency to 25 hz. The output voltage shall be -3.0 +/- 2.0 db compared to the 1 khz at the switch off. Input signal is 150 hz, -10 dbu, and set frequency to 150 hz. The output voltage shall be -3.0 ...

  • Page 28

    P1000s/p2500s/p3500s 28 3.10 stability the rectangle wave of 10khz at -10dbu is inputted. Connect only capacitance of 0.01uf(polyester film capacitor) to output terminal. The overshoot and the ringing should be as follows. Overshoot vp/vo ringing within 7 waves and no oscillation 3.11 protection cir...

  • Page 29

    29 p1000s/p2500s/p3500s 4. Preparation for bridge mode attenuator “0” (max) effective only channel a. Input terminal cannon connector 2pin-hot/3pin-cold/1pin-gnd mode switch bridge sub woofer/low cut switch off (except p1000s) ys processing switch off (except p1000s) hpf switch off (p1000s only) loa...

  • Page 30

    P1000s/p2500s/p3500s 30 1. 適用範囲 パワーアンプ p1000s/p2500s/p3500s について規定します。 ※スイッチ及び調整場所は、本文 34 ページの「スイッチ及び調整箇所」を参照してください。 2. Stereo/parallel モード用の準備 attenuator 0 (max) input terminal cannon connector 2pin-hot/3pin-cold/1pin-gnd mode switch stereo sub woofer/low cut switch off (p1000s を除く ) ys processing ...

  • Page 31

    31 p1000s/p2500s/p3500s * sub woofer ポジション (p1000s を除く ) 25 hz 、 -10 dbu の信号を入力した時、出力電圧が sw off 時の 1 khz の出力電圧を基準に -3.0 ± 2.0 db 以内である ことを確認します。 150 hz 、 -10 dbu の信号を入力した時、出力電圧が sw off 時の 1 khz の出力電圧を基準に -3.0 ± 2.0 db 以内である ことを確認します。 * low cut ポジション (p1000s を除く ) 25 hz 、 -10 dbu の信号を入力した時、出力電圧が sw o...

  • Page 32

    P1000s/p2500s/p3500s 32 3.10 安定度 10khz 、 -10dbu の矩形波を入力します。 負荷を純容量 0.01 μ f( フィルムコンデンサ ) のみとした時、 発振せずに以下の条件を満足することを確認します。 オーバーシュート vp/vo リンギング 7 波以内に収束し、発振などを生じないこと を確認します。 3.11 プロテクション回路 出力端子から負荷抵抗の接続をはずします。 10 hz 、 +9.0 dbu の信号を入力し、 protection led が点灯しないことを確認します。 1 hz, +5.0 dbu の信号を入力した時、 led が 2 ...

  • Page 33

    33 p1000s/p2500s/p3500s 4. Bridge モード用の準備 attenuator 0 (max) a チャンネルのみ有効。 input terminal cannon connector 2pin-hot/3pin-cold/1pin-gnd mode switch bridge sub woofer/low cut switch off (p1000s を除く ) ys processing switch off (p1000s を除く ) hpf switch off (p1000s のみ ) 負荷抵抗 8+8 Ω ± 1 % 測定用の接続 : 下に示すポイントで出...

  • Page 34

    P1000s/p2500s/p3500s 34 vr102(channel b) rear side: mode switch,ysprocessing switch, subwoofer/low cut switch,frequency mode switch,hpf switch vr101(channel a) cn107(channel b) cn108(channel a) tm-c fan-c front side : temp led, protection led, power led, clip led, signal led, ysprocessing led (excep...

  • Page 35: Parts List

    Parts list contents overall assembly .............................................. 2 p1000s electrical parts ............ 6-13 p2500s electrical parts .......... 14-22 p3500s electrical parts .......... 23-31 warning components having special characteristics are marked and must be replaced with par...

  • Page 36

    P1000s/p2500s/p3500s 2 overall assembly 15 520 150 350 530 290 390 400 410 420 370 380 490 500 510 430 440 440 460 450 210 200 170 180 190 230 80 90 100 10 30 40 330 310 300 250 260 270 130 140 150 160 110 115 50 60 45 135 except j/u destination y lower joint portion inside outside 140 u destination...

  • Page 37

    P1000s/p2500s/p3500s 3 ref no. Part no. Description remarks qty rank rank: japan only * * * * * * * * * * * * * * * * * * * * * * * * * * * * * overall assembly p1000s/p2500s/p3500s overall assembly p1000s j (wd91530) overall assembly p2500s j (wd91450) overall assembly p2500s u,v (wd91460) overall ...

  • Page 38

    P1000s/p2500s/p3500s 4 : new parts ref no. Part no. Description remarks qty rank rank: japan only 190b circuit board psw (wd35680)(wd91970) 190c circuit board led (wd35680)(wd91980) 190d circuit board out1/out2 (wd35680)(wd91940) 190 circuit board sub35 p3500s 190a circuit board vr (wd35670)(wd91910...

  • Page 39

    P1000s/p2500s/p3500s 5 : new parts ref no. Part no. Description remarks qty rank rank: japan only 部 品 名 p10 heat sink (wd49030) p20 spacer h=7.5 b=5.5 6 p30 circuit board pa10 p1000s p30 circuit board pa25 p2500s p30 circuit board pa35 p3500s p40 bind head tapping screw-s 3.0x6 mfzn2bl 6 01 p50 sili...

  • Page 40

    P1000s 6 ref no. Part no. Description remarks qty rank rank: japan only * * * * * * * * * electrical parts p1000s circuit board coil-l j (x4988a0) circuit board dc10 j j (x3499d0) circuit board in (x3501c0)(x3501d0) circuit board pa10 (x3500b0) circuit board sub10 (x3895b0)(x3895c0) circuit board le...

  • Page 41

    P1000s 7 ref no. Part no. Description remarks qty rank rank: japan only c453 ceramic cap.-b 100p 50v k 01 c454 ceramic cap.-b 100p 50v k 01 c455 electrolytic cap. 100.00 16.0v 01 c456 electrolytic cap. 100.00 16.0v 01 c457 mica capacitor 22p 500v j 01 c458 mica capacitor 22p 500v j 01 c459 mylar cap...

  • Page 42

    P1000s 8 ref no. Part no. Description remarks qty rank rank: japan only q426 digital transistor dta114es 01 q427 digital transistor dta114es 01 q428 transistor 2sc1815 y,gr 01 q429 transistor 2sc1815 y,gr 01 q430 transistor 2sa1371 d,e 01 -433 transistor 2sa1371 d,e 01 q434 transistor 2sc3468 d,e 01...

  • Page 43

    P1000s 9 ref no. Part no. Description remarks qty rank rank: japan only r463 carbon resistor 330.0k 1/4 j 01 r464 carbon resistor 330.0k 1/4 j 01 r465 carbon resistor 22.0k 1/4 j 01 r466 metal film resistor 560.0 1/4 f 01 r467 carbon resistor 22.0k 1/4 j 01 r468 metal film resistor 560.0 1/4 f 01 r4...

  • Page 44

    P1000s 10 ref no. Part no. Description remarks qty rank rank: japan only r331 carbon resistor (chip) 47.0k d 1608 01 r340 carbon resistor (chip) 18.0 63m j 01 r343 carbon resistor (chip) 22.0k d 1608 01 r344 carbon resistor (chip) 47.0k d 1608 01 r351 carbon resistor (chip) 18.0 63m j 01 sw301 slide...

  • Page 45

    P1000s 11 ref no. Part no. Description remarks qty rank rank: japan only q108 transistor 2sc3790 e,f 02 q109 transistor 2sa1480 e,f 02 q110 transistor 2sa1480 e,f 02 q111 transistor 2sc3468 d,e 01 q112 transistor 2sa1371 d,e 01 q113 transistor 2sc4614 s,t 02 q114 transistor 2sa1770 s,t 03 -117 trans...

  • Page 46

    P1000s 12 ref no. Part no. Description remarks qty rank rank: japan only r211 flame proof c. Resistor 10.0 1/4 j 01 r212 flame proof c. Resistor 10.0 1/4 j 01 r215 flame proof c. Resistor 10.0 1/4 j 01 r218 flame proof c. Resistor 680.0 1/4 j 01 r219 flame proof c. Resistor 680.0 1/4 j 01 r220 carbo...

  • Page 47

    P1000s 13 * * * ref no. Part no. Description remarks qty rank rank: japan only sw601 push switch sddfa3015a j.U.C.S on/off 05 w601 connector assembly b&c gray (wd36060) w603 connector assembly b&c purple (wd36070) circuit board sub10 (x3895b0)(x3895c0) circuit board vr (wd35690)(wd92000) (x3895b0)(x...

  • Page 48

    P2500s 14 ref no. Part no. Description remarks qty rank rank: japan only * * * * * * * * * * * * * * * * * electrical parts p2500s circuit board coil-l j (x4988a0) circuit board dc25 j j (x3499d0) circuit board dc25 u u,v,t (x3499d0) circuit board dc25 h h,b,w,k,o (x3499d0) circuit board dc25 a a (x...

  • Page 49

    P2500s 15 ref no. Part no. Description remarks qty rank rank: japan only c437 electrolytic cap. 3300 160v 08 c438 electrolytic cap. 3300 160v 08 c439 electrolytic cap. 470.00 10.0v c440 electrolytic cap. 470.00 10.0v c441 electrolytic cap. 3300 160v 08 c442 electrolytic cap. 3300 160v 08 c443 cerami...

  • Page 50

    P2500s 16 ref no. Part no. Description remarks qty rank rank: japan only q401 transistor 2sa1993 e,f 01 q402 transistor 2sc5395 e,f 01 q403 transistor 2sa1993 e,f 01 q404 transistor 2sc5395 e,f 01 -406 transistor 2sc5395 e,f 01 q407 transistor 2sa1993 e,f 01 -409 transistor 2sa1993 e,f 01 q410 trans...

  • Page 51

    P2500s 17 ref no. Part no. Description remarks qty rank rank: japan only -436 carbon resistor 12.0k 1/4 j 01 r437 carbon resistor 18.0k 1/4 j 01 -440 carbon resistor 18.0k 1/4 j 01 r441 carbon resistor 68.0 1/4 j 01 r442 carbon resistor 68.0 1/4 j 01 r443 carbon resistor 47.0k 1/4 j 01 -446 carbon r...

  • Page 52

    P2500s 18 ref no. Part no. Description remarks qty rank rank: japan only -317 mylar capacitor 0.0560 50v j c318 ceramic capacitor-f (chip) 0.100 50v z -331 ceramic capacitor-f (chip) 0.100 50v z c332 electrolytic cap. 4.7 50.0v 01 c333 electrolytic cap. 4.7 50.0v 01 cn301 connector base post phºÿ ∞Ω...

  • Page 53

    P2500s 19 ref no. Part no. Description remarks qty rank rank: japan only c102 mica capacitor 22p 500v j 01 -105 mica capacitor 22p 500v j 01 c106 ceramic capacitor-f 0.0100 50v z 01 c107 ceramic capacitor-f 0.0100 50v z 01 c108 electrolytic cap. 4.7 100.0v 01 -111 electrolytic cap. 4.7 100.0v 01 c11...

  • Page 54

    P2500s 20 ref no. Part no. Description remarks qty rank rank: japan only r103 carbon resistor 1.6k 1/4 j 01 r104 carbon resistor 200.0 1/4 j 01 r105 carbon resistor 1.6k 1/4 j 01 r106 carbon resistor 200.0 1/4 j 01 r107 carbon resistor 180.0 1/4 j 01 r108 carbon resistor 180.0 1/4 j 01 r109 carbon r...

  • Page 55

    P2500s 21 * * * * * * * * ref no. Part no. Description remarks qty rank rank: japan only r220 carbon resistor 12.0k 1/4 j 01 r221 carbon resistor 12.0k 1/4 j 01 r222 flame proof c. Resistor 10.0 1/4 j 01 -225 flame proof c. Resistor 10.0 1/4 j 01 ry101 relay dc osa-sh-224dm3m 06 ry102 relay dc osa-s...

  • Page 56

    P2500s 22 (x3895b0)(x3895c0) jk601 phone jack h30280072n speakers a 3 02 jk602 phone jack h30280072n speakers b 3 02 sp602 receptacle nl4md-h speakers a 2 06 sp603 receptacle nl4md-h speakers b 2 06 w607 connector assembly out (wd36120) circuit board sub25 (x3895b0)(x3895c0) circuit board psw (wd356...

  • Page 57

    P3500s 23 ref no. Part no. Description remarks qty rank rank: japan only * * * * * * * * * * * * * * * * * electrical parts p3500s circuit board coil-l j (x4988a0) circuit board dc35 j j (x3499d0) circuit board dc35 u u,v,t (x3499d0) circuit board dc35 h h,b,w,k,o (x3499d0) circuit board dc35 a a (x...

  • Page 58

    P3500s 24 ref no. Part no. Description remarks qty rank rank: japan only c437 electrolytic cap. 3300 160v 08 c438 electrolytic cap. 3300 160v 08 c439 electrolytic cap. 470.00 10.0v c440 electrolytic cap. 470.00 10.0v c441 electrolytic cap. 3300 160v 08 c442 electrolytic cap. 3300 160v 08 c443 cerami...

  • Page 59

    P3500s 25 ref no. Part no. Description remarks qty rank rank: japan only k402 gnd plate mla8 q401 transistor 2sa1993 e,f 01 q402 transistor 2sc5395 e,f 01 q403 transistor 2sa1993 e,f 01 q404 transistor 2sc5395 e,f 01 q405 transistor 2sc5395 e,f 01 q406 transistor 2sc5395 e,f 01 q407 transistor 2sa19...

  • Page 60

    P3500s 26 ref no. Part no. Description remarks qty rank rank: japan only r432 carbon resistor 18.0k 1/4 j 01 r433 carbon resistor 12.0k 1/4 j 01 -436 carbon resistor 12.0k 1/4 j 01 r437 carbon resistor 18.0k 1/4 j 01 -440 carbon resistor 18.0k 1/4 j 01 r441 carbon resistor 68.0 1/4 j 01 r442 carbon ...

  • Page 61

    P3500s 27 ref no. Part no. Description remarks qty rank rank: japan only c314 mylar capacitor 0.0560 50v j -317 mylar capacitor 0.0560 50v j c318 ceramic capacitor-f (chip) 0.100 50v z -331 ceramic capacitor-f (chip) 0.100 50v z c332 electrolytic cap. 4.7 50.0v 01 c333 electrolytic cap. 4.7 50.0v 01...

  • Page 62

    P3500s 28 ref no. Part no. Description remarks qty rank rank: japan only circuit board pa35 (x3500b0) c102 mica capacitor 22p 500v j 01 -105 mica capacitor 22p 500v j 01 c106 ceramic capacitor-f 0.0100 50v z 01 c107 ceramic capacitor-f 0.0100 50v z 01 c108 electrolytic cap. 4.7 100.0v 01 -111 electr...

  • Page 63

    P3500s 29 ref no. Part no. Description remarks qty rank rank: japan only r102 carbon resistor 100.0 1/4 j 01 r103 carbon resistor 1.6k 1/4 j 01 r104 carbon resistor 200.0 1/4 j 01 r105 carbon resistor 1.6k 1/4 j 01 r106 carbon resistor 200.0 1/4 j 01 r107 carbon resistor 180.0 1/4 j 01 r108 carbon r...

  • Page 64

    P3500s 30 * * * * * * * * ref no. Part no. Description remarks qty rank rank: japan only r208 flame proof c. Resistor 56.0 1/4 j 01 r209 metal oxide film resistor 3.9k 2w j r210 flame proof c. Resistor 470.0 1/4 j 01 r211 flame proof c. Resistor 10.0 1/4 j 01 -217 flame proof c. Resistor 10.0 1/4 j ...

  • Page 65

    P3500s 31 * * * * * * * * * * * * sp601 speaker terminal stb-403au 4p speakers a/b bridge 1 06 w604 connector assembly b&c orange w605 connector assembly b&c black w606 connector assembly b&c yellow circuit board sub35 (x3895b0)(x3895c0) circuit board out1 (wd35670)(wd91900) (x3895b0)(x3895c0) jk601...

  • Page 66: Circuit Diagram

    Circuit diagram contents p1000s block diagram ........................ 3 p2500s/p3500s block diagram ........... 4 wiring diagram .................................................. 5 overall circuit diagram power amplifier note: see parts list for details of circuit board component parts. Dc ..........

  • Page 67

    1 2 3 4 5 6 a b c d e f g h p1000s p1000s block diagram 28ca1-8827830 3 1 ic302a (8p) c420 d405-407,410 + + - - + - + - -24 -15v -15v 8 +15v 4 -15v 40hz vr602 cn602 8 +15v 4 -15v 40hz off on 2 3 hpf ic303a (8p) cn106 ic404 (8p) pr102 fan drive pr101 thermal detect protection heat sink + - -v -v in s...

  • Page 68

    A b c d e f g h 1 2 3 4 5 6 4 p2500s/p3500s block diagram p2500s/p3500s 28ca1-8826831 1 ic302a (8p) c420 d405-407,410 + + - - + - + - -24 -15v 8 +15v 4 -15v active filter vr602 cn602 ic302b (8p) cn106 ic404 (8p) pr102 fan drive pr101 thermal detect protection heat sink + - -v -v 8 5 6 ysp off +15v o...

  • Page 69

    1 2 3 4 5 6 a b c d e f g h p1000s/p2500s/p3500s wiring diagram 28c99-8833627 5 3 w701 w702 re bl vr dc pa in ( 半田側 ) ( 部品側 ) ( 部品側 ) ( 部品側 ) ( 部品側 ) ( 半田側 ) ( 部品側 ) ( 部品側 ) led psw (p3500s only) (p3500s only) j destination only p1000s is not installed. Ac cord j: u,v,t: h,a,w,k: b: v2943900 vz02120...

  • Page 70

    A b c d e f g h i j k l m n o p 1 2 3 4 5 6 7 8 9 10 11 12 6 overall circuit diagram 1/4 (coil-l, dc) p1000s/p2500s/p3500s dc:28cc1-8833625 coil-l:28cc1-8833626 u,v,t h,b,w,k,o u,v,t h,b,w,k,o vi(pk) 4 dc to psw-w602 to psw-w601 to psw-w603 power transformer (電源トランス) ac in regulator -15v regulator +...

  • Page 71

    1 2 3 4 5 6 a b c d e f g h p1000s/p2500s/p3500s overall circuit diagram 2/4 (in) 28cc1-8833619 7 2 : ceramic capacitor (chip) ( チップセラミックコンデンサー ) : mylar capacitor ( マイラーコンデンサー ) : metal film resistor (chip) ( チップ金属被膜抵抗 ) (d ) in op amp op amp op amp op amp op amp op amp op amp op amp op amp op amp ...

  • Page 72

    A b c d e f g h i j k l 1 2 3 4 5 6 7 8 8 overall circuit diagram 3/4 (pa) p1000s/p2500s/p3500s 28cc1-8833624 : ceramic capacitor ( セラミックコンデンサー ) : film capacitor ( フィルムコンデンサー ) : mylar capacitor ( マイラーコンデンサー ) ( マイカコンデンサー ) : mica capacitor : flame proof c. Resistor ( 不燃化カーボン抵抗 ) : wire wound resis...

  • Page 73

    1 2 3 4 5 6 7 8 a b c d e f g h i j k 1 p 1 000s/p 2 5 00s/p 3 5 00s ov e r a ll c i r c u i t d i a g r a m 4 / 4 [ s u b (l e d , out 1 , out 2 , ps w, vr) ] 2 8 cc 1 - 88 33 6 1 8 9 (pk) speakers a/b br idg e to pa -cn 106 to dc-cn 412 to pa -cn 105 to in- w3 01a to in-cn 302 to dc-cn 401 to dc-c...