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Yamaha A-S301 Service Manual - page 84
85
A-S501/A-S301
Carbon Resistors
Value
1/4W Type Part No. 1/6W Type Part No.
11 kΩ
HF45
7110
HF45
7110
12 kΩ
HJ35
7120
HF85
7120
13 kΩ
HF45
7130
HF45
7130
15 kΩ
HF45
7150
HF45
7150
18 kΩ
HF45
7180
HF45
7180
22 kΩ
HF45
7220
HF45
7220
24 kΩ
HF45
7240
HF45
7240
27 kΩ
HJ35
7270
HF85
7270
30 kΩ
HF45
7300
HF45
7300
33 kΩ
HF45
7330
HF45
7330
36 kΩ
HF45
7360
HF45
7360
39 kΩ
HF45
7390
HF45
7390
47 kΩ
HF45
7470
HF45
7470
51 kΩ
HF45
7510
HF45
7510
56 kΩ
HF45
7560
HF45
7560
62 kΩ
HF45
7620
HF45
7620
68 kΩ
HF45
7680
HF45
7680
82 kΩ
HF45
7820
HF45
7820
91 kΩ
HF45
7910
HF45
7910
100 kΩ
HF45
8100
HF45
8100
110 kΩ
HF45
8110
HF45
8110
120 kΩ
HF45
8120
HF45
8120
130 kΩ
HF45
8130
150 kΩ
HF45
8150
HF45
8150
180 kΩ
HF45
8180
HF45
8180
220 kΩ
HJ35
8220
HF85
8220
270 kΩ
HF45
8270
HF45
8270
300 kΩ
HF45
8300
HF45
8300
330 kΩ
HF45
8330
HF45
8330
390 kΩ
HJ35
8390
HF85
8390
470 kΩ
HF45
8470
HF45
8470
560 kΩ
HJ35
8560
HF85
8560
680 kΩ
HJ35
8680
HF85
8680
820 kΩ
HJ35
8820
HF85
8820
1.0 MΩ
HF45
9100
HF45
9100
1.2 MΩ
HJ35
9120
1.5 MΩ
HJ35
9150
HF85
9150
1.8 MΩ
HJ35
9180
HF85
9180
2.2 MΩ
HJ35
9220
HF85
9220
3.3 MΩ
HJ35
9330
HF85
9330
3.9 MΩ
HJ35
9390
4.7 MΩ
HJ35
9470
HF85
9470
Value
1/4W Type Part No. 1/6W Type Part No.
1.0 Ω
HJ35
3100
HF85
3100
1.8 Ω
HJ35
3180
2.2 Ω
HJ35
3220
HF85
3220
3.3 Ω
HJ35
3330
HF85
3330
4.7 Ω
HJ35
3470
HF85
3470
5.6 Ω
HJ35
3560
HF85
3560
10 Ω
HF45
4100
HF45
4100
15 Ω
HJ35
4150
HF85
4150
22 Ω
HF45
4220
HF45
4220
27 Ω
HJ35
4270
HF85
4270
33 Ω
HF45
4330
HF45
4330
39 Ω
HJ35
4470
HF85
4390
47 Ω
HF45
4470
HF45
4470
56 Ω
HF45
4560
HF45
4560
68 Ω
HF45
4680
HF45
4680
75 Ω
HF45
4750
HF45
4750
82 Ω
HF45
4820
HF45
4820
91 Ω
HF45
4910
HF45
4910
100 Ω
HF45
5100
HF45
5100
110 Ω
HJ35
5110
HF85
5110
120 Ω
HF45
5120
HF45
5120
150 Ω
HF45
5150
HF45
5150
160 Ω
HJ35
5160
180 Ω
HF45
5180
HF45
5180
200 Ω
HF45
5200
HF45
5200
220 Ω
HF45
5220
HF45
5220
270 Ω
HF45
5270
HF45
5270
330 Ω
HF45
5330
HF45
5330
390 Ω
HF45
5390
HF45
5390
430 Ω
HF45
5430
HF45
5430
470 Ω
HF45
5470
HF45
5470
510 Ω
HF45
5510
HF45
5510
560 Ω
HF45
5560
HF45
5560
680 Ω
HF45
5680
HF45
5680
820 Ω
HF45
5820
HF45
5820
910 Ω
HF45
5910
HF45
5910
1.0 kΩ
HF45
6100
HF45
6100
1.2 kΩ
HF45
6120
HF45
6120
1.5 kΩ
HF45
6150
HF45
6150
1.8 kΩ
HF45
6180
HF45
6180
2.0 kΩ
HJ35
6200
HF85
6200
2.2 kΩ
HF45
6220
HF45
6220
2.4 kΩ
HJ35
6240
HF85
6240
2.7 kΩ
HF45
6270
HF45
6270
3.0 kΩ
HF45
6300
HF45
6300
3.3 kΩ
HF45
6330
HF45
6330
3.6 kΩ
HJ35
6360
HF85
6360
3.9 kΩ
HF45
6390
HF45
6390
4.7 kΩ
HF45
6470
HF45
6470
5.1 kΩ
HF45
6510
HF45
6510
5.6 kΩ
HF45
6560
HF45
6560
6.8 kΩ
HF45
6680
HF45
6680
8.2 kΩ
HF45
6820
HF45
6820
9.1 kΩ
HF45
6910
HF45
6910
10 kΩ
HF45
7100
HF45
7100
: Not available
10mm
HJ35
1/4W Type
5mm
HF85
1/6W Type
HF45
1/4W Type
Summary of A-S301
Page 1
Service manual integrated amplifier a-s501/a-s301 ■ contents to service personnel ........................................... 2 impedance selector .............................................. 3 front panels ............................................................ 3 rear panels ...................
Page 2
2 a-s501/a-s301 a -s50 1/a -s30 1 ■ to service personnel 1. Critical components information components having special characteristics are marked ⚠ and must be replaced with parts having specifications equal to those originally installed. 2. Leakage current measurement (for 120v models only) when ser...
Page 3
3 a-s501/a-s301 a -s50 1/a -s30 1 ■ impedance selector impedance selector warning: do not change the setting of the impedance selector switch when the unit power is switched on, as doing so may damage the unit. ■ front panels a-s501 a-s301 a-s501 a-s301.
Page 4
4 a-s501/a-s301 a -s50 1/a -s30 1 ■ rear panels a-s501 (u model) a-s501 (r model) a-s501 (t model)) a-s501.
Page 5
5 a-s501/a-s301 a -s50 1/a -s30 1 a-s501 (a model) a-s501 (b, g models) a-s501 (l model).
Page 6
6 a-s501/a-s301 a -s50 1/a -s30 1 a-s501 (j model) a-s301 (u model) a-s301 (r model) a-s301.
Page 7
7 a-s501/a-s301 a -s50 1/a -s30 1 a-s301 (t model) a-s301 (k model) a-s301 (a model).
Page 8
8 a-s501/a-s301 a -s50 1/a -s30 1 a-s301 (b, g models) a-s301 (l model) a-s301 (j model).
Page 9
9 a-s501/a-s301 a -s50 1/a -s30 1 ■ specifications / 参考仕様 ■ audio section / オーディオ部 minimum rms output power (power amp. Section) / 定格出力(パワーアンプ部) (8 ohms, 20 hz to 20 khz, 0.019 % thd) [a‑s501] ...................................................................... 85w+85w [a‑s301] ......................
Page 10
10 a-s501/a-s301 a -s50 1/a -s30 1 standby power consumption / 待機時消費電力 ...................................................................................................0.5 w maximum power consumption [rmodel] (1 khz, 6 ohms, 10 % thd) [a‑s501] .........................................................
Page 11
11 a-s501/a-s301 a -s50 1/a -s30 1 a-s301 a-s501 ■ internal view ■ service precautions / サービス時の注意事項 safety measures • some internal parts in this product contain high voltages and are dangerous. Be sure to take safety measures during servicing, such as wearing insulating gloves. • note that the capa...
Page 12
12 a-s501/a-s301 a -s50 1/a -s30 1 ■ disassembly procedures / 分解手順 (remove parts in the order as numbered.) disconnect the power cable from the ac outlet. 1. Removal of top cover a. Remove 4 screws (1), 4 screws (2) and screw (3). (fig. 1) b. Remove the top cover. (fig. 1) 2. Removal of front panel ...
Page 13
13 a-s501/a-s301 a -s50 1/a -s30 1 ⑩ sub-chassis unit サブシャーシユニット hook フック cb706 cb101 cb105 hook フック cb853 ⑧ ⑧ cb2 cb21 function (1) p.C.B. Function (2) p.C.B. Function (3) p.C.B. Cb506 cb505 digital p.C.B. ⑫ ⑬ cb508 cb304 cb301 cb303 ⑪ ⑨ 3. Removal of sub-chassis unit a. Remove 2 screws ( ⑧ ). (fig...
Page 14
14 a-s501/a-s301 a -s50 1/a -s30 1 grou su ru nd lead アース線 b-chassis unit サブシャーシユニット bber sheet and cloth ゴムシートと布 when checking the p.C.B.S: • put the rubber sheet and the cloth over this unit, then place the sub‑chassis unit on the cloth and check it. (fig. 4) • connect the ground point of the sub‑...
Page 15
15 a-s501/a-s301 a -s50 1/a -s30 1 ■ updating firmware / ファームウェアのアップデート when the following parts are replaced, the firmware must be updated to the latest version. Function p.C.B. ● confirmation of firmware version before and after updating the firmware, check the firmware version by using the self‑dia...
Page 16
16 a-s501/a-s301 a -s50 1/a -s30 1 ● connection use the optical cable (when optical jack is used) or digital audio pin cable (when coaxial jack is used) to connect the cd, dvd or bd player and the unit. ● operation procedures 1. Set this unit to the firmware update mode. A. Connect the power cable o...
Page 17
17 a-s501/a-s301 a -s50 1/a -s30 1 note: • ifthelightingpatternofthe“input”indicators does not change 10 seconds or more after playback of the firmware cd was started, try updating the firmware again, starting from the beginning of the procedure. • becarefulthatthepowercableisnotunplugged and the po...
Page 18
18 a-s501/a-s301 a -s50 1/a -s30 1 ■ self-diagnostic function / ダイアグ(自己診断機能) this unit has self‑diagnostic functions that provides the following functions. • indication of firmware version • indication of “auto power standby” switch status • indication and checking of protection information • factor...
Page 19
19 a-s501/a-s301 a -s50 1/a -s30 1 ● display provided when self-diagnostic function started ● details of indication • indication of firmware version the firmware version of the microprocessor (ic502 of the function p.C.B.) is indicated in the binary code (bcd) using the “coaxial”, “cd”, “tuner” and “...
Page 20
20 a-s501/a-s301 a -s50 1/a -s30 1 • indication of protection information the protection information is indicated by the flashing pattern of the “z”(power) indicator. Ps (power supply) protection cause: the voltage in the power supply section is abnormal. Normal value: 2.559 to 3.259v (ad value: 130‑...
Page 21
21 a-s501/a-s301 a -s50 1/a -s30 1 usb oc (over current) protection (u, r, k, a, b, g, l models) cause: usb power supply is overcurrent. Normal value: high (5v) detection port: usb_n_ocprt (function (1) p.C.B. 45 pin of the microprocessor ic502 ) detected at: usb_ocprt (ic309 of digital p.C.B.) thm ...
Page 22
22 a-s501/a-s301 a -s50 1/a -s30 1 if several protection functions have been activated, history for up to four of the most recent protection functions can be viewed by turning the knob indicated below. Bass: history for the most recent protection function treble: history for the 2nd most recent prot...
Page 23
23 a-s501/a-s301 a -s50 1/a -s30 1 example: to check the history for the 3rd most recent protection function, set the “speakers” knob to “off”, the “bass” and “treble” knobs to their top positions, the “loudness” knob to “flat”, and the “balance” knob to “l”. (fig. 8) 1. Ad value when the protection...
Page 24
24 a-s501/a-s301 a -s50 1/a -s30 1 2. Ad value for diode thm (temperature) turn the “treble” knob to “+” and the “speakers” knob to “off”. (fig. 11) the ad value for the diode thm (temperature) (th501 on function (4) p.C.B. And d111 on main (1) p.C.B.) is indicated in binary code (bcd) using the “in...
Page 25
25 a-s501/a-s301 a -s50 1/a -s30 1 3. スピーカーリレー/ヘッドホンリレーの動作情報 “ treble ” のツマミを “ + ” の位置にして、 “ speakers ” ツマミを “ a ” の位置にします。(fig. 13) プロテクションが働いた時のスピーカーリレーの a/b (main(1) p.C.B. の ry101,ry102) およびヘッドホン リレー(main(1) p.C.B. の ry103)の on/off の状態が “input” インジケーターを使って表示されます。(fig. 13) 注意: “speakers” ツマミを “a...
Page 26
26 a-s501/a-s301 a -s50 1/a -s30 1 4. Ad value for the “balance” knob turn the “treble” knob to “+” and the “speakers” knob to “b”. (fig. 14) the position of the “balance” knob when the protection function was activated is indicated in binary code (bcd) using the “input” indicators. (fig. 14) 4. Bal...
Page 27
27 a-s501/a-s301 a -s50 1/a -s30 1 5. Indication of input source the input source when the protection function was activated is indicated. Turn the “treble” knob to “+” and the “speakers” knob to “a+b”. ( fig. 17) the input source selected when the protection function was activated is indicated usin...
Page 28
28 a-s501/a-s301 a -s50 1/a -s30 1 ● canceling self-diagnostic function to keep setup information stored in the backup memory of the microprocessor: set the “speakers” knob to the “off”, “b” or “a+b” position and press the “z” (power) key to turn off the power. Self‑diagnostic function is canceled. ...
Page 29
29 a-s501/a-s301 a -s50 1/a -s30 1 6. Press the “z” (power) key to turn on this unit. (fig. 19) 7. Press the “z” (amp) key on the remote control to set this unit to standby. (fig. 20) 8. Repeat pressing the “pure direct” key 12 times within 15 seconds. (fig. 19) 9. Press the “z” (amp) key on the rem...
Page 30
30 a-s501/a-s301 a -s50 1/a -s30 1 after the protection cancel mode is started, the “line 1” indicator flashes. (fig. 22) ps (power supply) protection: if protection function has been activated 3 times consecutively, the power will not turn on. I protection l/rch: if protection function has been acti...
Page 31
31 a-s501/a-s301 a -s50 1/a -s30 1 ■ power amplifier adjustment / パワーアンプ調整 ● confirmation of idling current 1. Right after power is turned on, confirm that the voltage across the terminals of r160 (l ch) and r161 (r ch) are between 0.1 mv and 10 mv. 2. If measured voltage exceeds 10 mv, open (cut of...
Page 32
32 a-s501/a-s301 a -s50 1/a -s30 1 p p p p p p p p p p p q 1 2 1 c n o _ u s e q 1 2 4 c a 1 6 9 4 / c 4 4 6 7 q 1 2 2 c n o _ u s e q 1 2 3 a a 1 6 9 4 / c 4 4 6 7 q 1 2 3 c a 1 6 9 4 / c 4 4 6 7 q 1 2 1 a n o _ u s e q 1 2 4 a 1 6 9 4 / c 4 4 6 7 q 1 2 2 a n o _ u s e r153 1p4.7 c 1 2 7 1 0 0 p / ...
Page 33
33 a-s501/a-s301 a -s50 1/a -s30 1 ■ ic data ic502: r5f3640ecnfa (function p.C.B.) single chip 16‑bit microprocessor 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 sw_n_mt pwe_mgt thm2 thm1 bass treble balance loudness prd ad_vol vrup vrdn prv key1 key0 avss thm3 vref avcc dig_sw 80 79...
Page 34
34 a-s501/a-s301 a -s50 1/a -s30 1 pin no. Port name function name (p.C.B.) i/o detail of function p o w er on standb y m c u s le ep [a c off] 1 p9_6/anex1/sout4 hp_det 2 p9_5/anex0/clk4 trig o o o 3 p9_4/da1/tb4in mpled o o o led control for main power on display 4 p9_3/da0/tb3in ext_n_rst 5 p9_2/...
Page 35
35 a-s501/a-s301 a -s50 1/a -s30 1 pin no. Port name function name (p.C.B.) i/o detail of function p o w er on standb y m c u s le ep [a c off] 51 p4_3/a19 isb i i i encoder phase detection input/output for input selector 52 p4_2/a18 isa i i i encoder phase detection input/output for input selector ...
Page 36
36 a-s501/a-s301 a -s50 1/a -s30 1 ■ pin connection diagrams anode cathode anode cathode anode cathode b e c 1 3 6 4 1. Drain 2. Drain 3. Gate 4. Source 5. Drain 6. Drain b e c b c e b c e 8 4 1 1 7 14 1 3 4 5 8 4 1 48 13 37 24 1 12 36 25 1 20 60 41 21 40 80 61 1 10 20 1 12 13 24 1 4 8 • ics • diode...
Page 37
J i h g f e d c b a 1 2 3 4 5 6 7 37 a-s501/a-s301 input selector multi2 sl/sr/c/sw in2 sl,sr in14 in15 cd direct in multi1 sbl,sbr in m ut e zone2 l,r sub2 l,r sub2 l,r sub2 out (rec4 と同端子) multi1 sl,sr in c,sw c,sw out 0db cd direct r out inl/r 14(sl/sr in2) cd l inl/r 15(sw/c in2) cd r sbl,sbr ou...
Page 38
J i h g f e d c b a 1 2 3 4 5 6 7 38 a-s501/a-s301 letter side letter side to function (1) (cb505) to function (1) (cb517) to digital (cb301) to operation (1) (w808) flexible flat cable digital p.C.B. Unuit (assemble this unit before attach to rear panel) 100 mm (3-15/16") 50 mm (2") 10 mm (3/8") st...
Page 39
J i h g f e d c b a 1 2 3 4 5 6 7 39 a-s501/a-s301 optical coaxial digital dc out function (1) (cb517) function (2) u, r, k, a, b, g, l, j models (w404) function (2) (w403) nc usb_ocprt dir_sclk fw_wck dir_mosi dir_n_cs dir_n_int fw_sdo mg vrg +5mtr dac_r agnd dac_l agnd +7v -7v operation (8) (cb21)...
Page 40
J i h g f e d c b a 1 2 3 4 5 6 7 40 a-s501/a-s301 mg +5m n_rst pry pw_det operation (3) (w803) for self-diagnostic function mode. Operation (1) (cb801) operation (8) (cb2) hp_det prv agnd +7vp -7vp main (2) (cb14) loudness balance treble bass +5m mg main (1) (cb109) digital to diode temperature (cb...
Page 41
J i h g f e d c b a 1 2 3 4 5 6 7 41 a-s501/a-s301 no replacement part available. サービス部品供給なし 1 100 30 31 50 51 80 81 (side b) function (4) (side b) function (1) • semiconductor location ref no. Location d501 i4 d502 h4 d506 h4 d508 d5 d509 d4 d512 g4 d513 d4 d514 d4 d515 d4 ref no. Location ic502 h4...
Page 42
J i h g f e d c b a 1 2 3 4 5 6 7 42 a-s501/a-s301 rec 3 pb l/r l/r rec 2 1 pb l/r l/r l/r l/r l/r l/r line tuner cd phono +7v -7v -7v cdl-i cdl+i cdr-i cdr+i agnd phol phor agnd cdl cdr agnd mi_sel premt +7v function (1) (cb502) cdl+i cdl-i agnd cdr+i cdr-i agnd cdl agnd cdr agnd phor agnd phol agn...
Page 43
J i h g f e d c b a 1 2 3 4 5 6 7 43 a-s501/a-s301 1 1 4 8 5 80 20 21 61 60 40 41 1 4 8 5 (side b) function (3) (side b) function (2) a-s301 a-s501 • semiconductor location ref no. Location ic402 d3 ic407 c5 ic601 h3 q411 d5 q412 d5.
Page 44
J i h g f e d c b a 1 2 3 4 5 6 7 44 a-s501/a-s301 *mpled rem +5s key1 mpsw mg +5m function (4) (w801) function (1) (cb505) mpsw +5m +5s isb l_res l_clk l_din key1 mpled isa key0 l_cs mg rem input pure direct pure direct indicator phono tuner cd coaxial optical line 1 line 2 line 3 (side a) operatio...
Page 45
J i h g f e d c b a 1 2 3 4 5 6 7 45 a-s501/a-s301 1 12 24 13 (side b) operation (1) • semiconductor location ref no. Location ic801 c4 a-s301 a-s501.
Page 46
J i h g f e d c b a 1 2 3 4 5 6 7 46 a-s501/a-s301 volume bass treble balance loudness +5mtr vrg vrg +5m ad_vol mg mg vrup vrdn function (1) (w504) +5m bass treble balance loudness mg function (1) (cb508) m + (side a) operation (2) (side a) operation (3) a-s301 a-s501.
Page 47
J i h g f e d c b a 1 2 3 4 5 6 7 47 a-s501/a-s301 1 4 5 8 (side b) operation (2) (side b) operation (3) • semiconductor location ref no. Location d851 c4 d852 c4 ic852 c4 a-s301 a-s501.
Page 48
J i h g f e d c b a 1 2 3 4 5 6 7 48 a-s501/a-s301 speakers phones (power) power indicator +5m mpsw led led +5m *mpled rem mg operation (6) (w806b) +5m mpsw led operation (4) (w806a) hpr hpe hpl77 hp_det main (1) (w10) operation (7) (w805b) mg rem *mpled +5m led operation (4) (w805a) mg mpsw key1 +5...
Page 49
J i h g f e d c b a 1 2 3 4 5 6 7 49 a-s501/a-s301 (side b) operation (4) (side b) operation (6) (side b) operation (5) (side b) operation (7) a-s301 a-s501 • semiconductor location ref no. Location d715 h2 d716 h2 q803 h5.
Page 50
J i h g f e d c b a 1 2 3 4 5 6 7 50 a-s501/a-s301 1 7 14 8 wh wh +7i ignd +5m pwr_det n_rst pry mg power transformer power transformer ac in function (1) (w503) digital (w301) no replacement part available. サービス部品供給なし r model u, k, a, b, g, t, l, j models • semiconductor location ref no. Location d...
Page 51
J i h g f e d c b a 1 2 3 4 5 6 7 51 a-s501/a-s301 1 3 5 4 r model u, k, a, b, g, t, l, j models (side b) operation (8) a-s301 a-s501 • semiconductor location ref no. Location d1 h4 d10 e5 d11 f5 d12 g5 d15 g4 d2 h4 d3 e3 d4 h5 ref no. Location d5 g5 d6 h5 d9 f5 q1 h5 q2 g3 q3 g5 q9 g5 ic1 g4.
Page 52
J i h g f e d c b a 1 2 3 4 5 6 7 52 a-s501/a-s301 q123a q123c q124c q124a # # # # l a/b auto power standby on/off sub woofer out impedance selector high/low r + - + - speakers function (1) (w405) preout_l agnd preout_r +7v -7v agnd function (1) note: those parts marked with “#” are not included in ...
Page 53
J i h g f e d c b a 1 2 3 4 5 6 7 53 a-s501/a-s301 1 4 8 5 (side b) main (1) (side b) main (4) (side b) main (5) a-s501 • semiconductor location ref no. Location d101 h4 d102 h5 d103 h4 d104 h4 d105 h5 d106 h5 d107 f4 d108 f5 d109 e4 d110 e5 d112 d2 d113 c5 d114 d3 d117 c4 d118 d3 d119 d3 d120 e4 d1...
Page 54
J i h g f e d c b a 1 2 3 4 5 6 7 54 a-s501/a-s301 function (1) (w502) main (1) (w104) operation (5) (cb706) pu or ye re power transformer power transformer prv hp_det -7v agnd_rtn re purple white purple nc gray gray e +vp_unreg -vp_unreg +7unreg -7unreg prv hpl e hpr hpr hpl e hp_det a-s501 • semic...
Page 55
J i h g f e d c b a 1 2 3 4 5 6 7 55 a-s501/a-s301 a-s501 (side b) main (2) (side b) main (6) (side b) main (3) r model • semiconductor location ref no. Location q1002 e5 d18 d3 d19 d2 d20 d3 d21 d2 d23 c3 q4 d3 q5 d2.
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J i h g f e d c b a 1 2 3 4 5 6 7 56 a-s501/a-s301 q123a q123c q124c q124a gnd out vcc l a/b auto power standby on/off sub woofer out impedance selector high/low r + - + - speakers function (1) (w405) preout_l agnd preout_r +7v -7v agnd function (1) (w505) thm thm pow_mgt +5s mg swmt premt spbry spa...
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J i h g f e d c b a 1 2 3 4 5 6 7 57 a-s501/a-s301 1 4 8 5 (side b) main (1) a-s301 • semiconductor location ref no. Location d101 h4 d102 h5 d103 h4 d104 h4 d105 h5 d106 h5 d107 f4 d108 f5 d109 e4 d110 e5 d112 d2 d113 c5 d114 d3 d117 c4 d118 d3 d119 d3 d120 e4 d121 e5 ic103 d6 q101 h4 q102 h5 q103 ...
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J i h g f e d c b a 1 2 3 4 5 6 7 58 a-s501/a-s301 function (1) (w502) main (1) (w104) operation (5) (cb706) pu or ye re power transformer power transformer prv hp_det -7v agnd_rtn re purple white purple nc gray gray e +vp_unreg -vp_unreg +7unreg -7unreg prv hpl e hpr hpr hpl e hp_det a-s301 (side a...
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J i h g f e d c b a 1 2 3 4 5 6 7 59 a-s501/a-s301 a-s301 (side b) main (2) (side b) main (6) (side b) main (3) r model • semiconductor location ref no. Location q1002 e5 d18 d3 d19 d2 d20 d3 d21 d2 d23 c3 q4 d3 q5 d2.
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60 a-s501/a-s301 memo memo.
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A 1 2 3 4 5 6 7 8 9 10 k j i h g f e d c b l n m 61 a-s501/a-s301 digital in p dir_mck dir_bck dir_wck dir_sdo dir_bck dir_mck dir_sdo dir_wck c 3 3 7 0 . 1 / 1 6 d302 no_use ic301 pcm9211ptr 1 e r r o r / i n t 0 2 n p c m / i n t 1 3 m p i o _ a 0 4 m p i o _ a 1 5 m p i o _ a 2 6 m p i o _ a 3 7 ...
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A 1 2 3 4 5 6 7 8 9 10 n m l k j i h g f e d c b 62 a-s501/a-s301 digital in analog in mix out cd in p p p p p p l2ir l2il l4ir l4il l 3 i l l 3 i r l 4 i l l 4 i r l 1 i l l 1 i r pri p r i i txdf p w d e t clkf rxdf hpry bsy premt z2mt e e p s d a e e p s c l * t u s c l * t u s d a swmt d i g i t...
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A 1 2 3 4 5 6 7 8 9 10 k j i h g f e d c b l n m 63 a-s501/a-s301 cd in p p p p c 6 1 5 n o _ u s e ic601 njm2068md-te2 5 6 7 c632 no_use r610 no_use r 6 0 2 2 . 2 r624 8.2k c 6 1 3 n o _ u s e c 6 2 3 n o _ u s e st601 no_use c 6 1 6 n o _ u s e c627 no_use c 6 1 0 n o _ u s e 5 2 6 r k 2 . 8 cdfg ...
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A 1 2 3 4 5 6 7 8 9 10 n m l k j i h g f e d c b 64 a-s501/a-s301 m i n 1 2 3 4 bp m i n 1 2 3 4 m i n 1 2 3 4 m i n 1 2 3 4 m i n s s j853 no_use sw804 srbv141400 1 8 9 5 4 10 3 2 q 8 0 1 n o _ u s e w806a j 8 2 0 n o _ u s e d854 no_use d811 sel6910a-cd r748 1p470 r830 10k u801 gp1ue271rkvf vcc t ...
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A 1 2 3 4 5 6 7 8 9 10 k j i h g f e d c b l n m 65 a-s501/a-s301 p p 1 2 100v a-s701 wq21110 (except rl destination) s1nb60=db105 7.0s 8a125v wq21110 (except rl dest.) 200v a-s301 s1 8a125v pdet j :yc771 r :yc773 t :yd161 caution pry bg:yc774 uc:yc772 t4al250v ipod +7v power(4) vv07160 +7i 8a125v v...
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A 1 2 3 4 5 6 7 8 9 10 n m l k j i h g f e d c b 66 a-s501/a-s301 out l subwoofer out p p p p p p p p p p p p p p p p p 1 2 1 4 p p p q 1 2 1 c n o _ u s e q 1 2 4 c a 1 6 9 4 / c 4 4 6 7 q 1 2 2 c n o _ u s e q 1 2 3 a a 1 6 9 4 / c 4 4 6 7 q 1 2 3 c a 1 6 9 4 / c 4 4 6 7 q 1 2 1 a n o _ u s e q 1 ...
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A 1 2 3 4 5 6 7 8 9 10 k j i h g f e d c b l n m 67 a-s501/a-s301 r 2 5 s 1 7 r 2 6 s 1 7 c 2 9 s 2 0 c 3 0 s 2 0 q4 a 1 1 6 2 - y ( t e 8 5 r , f r 3 7 2 2 k q5 c 2 7 1 2 - y ( t e 8 5 r , f r 3 8 2 2 k d 1 9 u d z v 3 0 b cb26 no_use d 1 8 u d z v 3 0 b d 2 1 udzv8.2b r 2 9 1 0 k d 2 0 udzv8.2b r ...
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A 1 2 3 4 5 6 7 8 9 10 n m l k j i h g f e d c b 68 a-s501/a-s301 out l subwoofer out 1 2 1 4 p p p p p p p p p p p p p p q 1 2 1 c n o _ u s e q 1 2 4 c a 1 6 9 4 / c 4 4 6 7 q 1 2 2 c n o _ u s e q 1 2 3 a a 1 6 9 4 / c 4 4 6 7 q 1 2 3 c a 1 6 9 4 / c 4 4 6 7 q 1 2 1 a n o _ u s e q 1 2 4 a a 1 6 ...
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A 1 2 3 4 5 6 7 8 9 10 k j i h g f e d c b l n m 69 a-s501/a-s301 d 1 8 u d z v 3 0 b r 2 5 s 1 7 r 3 7 2 2 k r 3 8 2 2 k cb26 no_use d 2 1 udzv8.2b d 2 0 udzv8.2b cb14 xhi w10 san-ph d 2 2 n o _ u s e d23 s10 r35 no_use r 3 6 n o _ u s e r 4 2 n o _ u s e r 4 1 n o _ u s e r 3 3 1 0 0 r 3 2 1 0 0 c...
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71 a-s501/a-s301 a -s50 1/a -s30 1 ■ replacement parts list • electrical component parts warning ● components having special characteristics are marked ⚠ and must be replaced with parts having specifications equal to those originally installed. ● ⚠印のある部分は、安全確保部品を示しています。部品の交換が必要な場合、パーツリストに記載されている 部品を...
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72 a-s501/a-s301 a -s50 1/a -s30 1 p.C.B. Digital ref no. Part no. Description remarks markets 部品名 * zn157800 p.C.B. Digital a-s501 j PCB DIGITAL * zn158800 p.C.B. Digital a-s301 j PCB DIGITAL * zn157700 p.C.B. Digital a-s501 ural PCB DIGITAL * zn158500 p.C.B. Digital a-s301 urkal PCB DIGITAL * zn15...
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73 a-s501/a-s301 a -s50 1/a -s30 1 p.C.B. Digital and p.C.B. Function ref no. Part no. Description remarks markets 部品名 c343-345 us046100 c.Ce.Chp 1uf 25v チップセラコン c347 us046100 c.Ce.Chp 1uf 25v チップセラコン c348-349 us061220 c.Ce.Chp 22pf 50v b チップセラコン c350-351 us035100 c.Ce.Chp 0.1uf 16v b チップセラコン c352 u...
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74 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 cb517 we220400 cn.Bs.Pin 14p te FMNコネクタ- cb602 v7828300 socket 16p te tuc series コネクターソケット c402-409 us062220 c.Ce.Chp 220pf 50v b チップセラコン c410-413 us062470 c.Ce.Chp 470pf 50v b チップセラコン c414-417 ur237100 c.El 10uf 16v...
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75 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 c603-604 we100900 c.Pp 220pf 630v k j PPコン * c603-604 zd518000 c.Mylar 220pf 100v urtkabgl マイラーコン * c605-606 zd518400 c.Mylar 470pf 100v マイラーコン c611-612 ur237470 c.El 47uf 16v ケミコン * c618-619 zd520600 c.Mylar 0.033uf...
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76 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 * zn149900 p.C.B. Operation a-s501 j PCB OPERATION * zn151200 p.C.B. Operation a-s301 j PCB OPERATION * zn149800 p.C.B. Operation a-s501 u PCB OPERATION * zn151100 p.C.B. Operation a-s301 u PCB OPERATION * zn150400 p...
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77 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 c856 us064100 c.Ce.Chp 0.01uf 50v b チップセラコン d1-8 ww783900 diode 1ss355vm ダイオード d9 wy163500 diode.Zenr udzv6.8b ツェナーダイオード d10 wy163900 diode.Zenr udzv10b ツェナーダイオード d11 ww783900 diode 1ss355vm ダイオード d12 wy163300 diode....
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78 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 * zn140100 p.C.B. Main a-s501 j PCB MAIN * zn140000 p.C.B. Main a-s501 u PCB MAIN * zn140200 p.C.B. Main a-s501 r PCB MAIN * zn140300 p.C.B. Main a-s501 ta PCB MAIN * zn140400 p.C.B. Main a-s501 b PCB MAIN * zn140500...
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79 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 c137-138 ur237470 c.El 47uf 16v a-s501 urtal ケミコン c139 wz363900 c.Pp 0.068uf 100v a-s501 j PPコン c139 zh996900 c.Mylar 0.1uf 100v a-s501 urtal マイラーコン c139 ww314700 c.Pp 0.033uf 100v a-s501 bg PPコン c140 we102900 c.Pp 0...
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80 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 ⚠ q116 wh409600 tr kta1024y-at/p a-s501 トランジスタ ⚠ * q117-118 zd374700 tr 2sc5398 r t112 a-s501 トランジスタ ⚠ * q119 zg214200 tr ktd600k-y-u/ph a-s501 トランジスタ ⚠ * q120 zg214100 tr ktb631k y,gr a-s501 トランジスタ ⚠ # q123-124 wf87...
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81 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 r215 v8071200 r.Mtl.Oxd 330 Ω 1w j a-s501 酸化金属被膜抵抗 ⚠ r221-222 ww861100 r.Car.Fp 1 Ω 1/4w a-s501 不燃化カーボン抵抗 r223 v8071100 r.Mtl.Flm 220 Ω 1w a-s501 金属被膜抵抗 ⚠ r228 ww862700 r.Car.Fp 33 Ω 1/4w a-s501 不燃化カーボン抵抗 r230-231 v8...
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82 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 * c105 zd518000 c.Mylar 220pf 100v a-s301 マイラーコン * c106 zd517600 c.Mylar 100pf 100v a-s301 マイラーコン c107-108 we100400 c.Pp 47pf 630v k a-s301 PPコン * c109 zd517600 c.Mylar 100pf 100v a-s301 マイラーコン c110 uu238100 c.El 100...
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83 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 ⚠ d111 wv189000 diode.Brg s5vb60 3.5a 600v a-s301 ブリッジダイオード d112 wy163700 diode.Zenr udzv8.2b a-s301 ツェナーダイオード d113 ww783900 diode 1ss355vm a-s301 ダイオード d114 wy163700 diode.Zenr udzv8.2b a-s301 ツェナーダイオード d115-116 wu2...
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84 a-s501/a-s301 a -s50 1/a -s30 1 ref no. Part no. Description remarks markets 部品名 r114 wa622000 r.Mtl.Oxd 1.2k Ω 1w a-s301 酸化金属被膜抵抗 r115-116 v8071300 r.Mtl.Flm 470 Ω 1w a-s301 金属被膜抵抗 r117 wa622000 r.Mtl.Oxd 1.2k Ω 1w a-s301 酸化金属被膜抵抗 r118-119 v8072600 r.Mtl.Oxd 33k Ω 1w a-s301 酸化金属被膜抵抗 r120-121 v80...
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85 a-s501/a-s301 carbon resistors value 1/4w type part no. 1/6w type part no. 11 kΩ hf45 7110 hf45 7110 12 kΩ hj35 7120 hf85 7120 13 kΩ hf45 7130 hf45 7130 15 kΩ hf45 7150 hf45 7150 18 kΩ hf45 7180 hf45 7180 22 kΩ hf45 7220 hf45 7220 24 kΩ hf45 7240 hf45 7240 27 kΩ hj35 7270 hf85 7270 30 kΩ hf45 730...
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J i h g f e d c b a 1 2 3 4 5 6 7 86 a-s501/a-s301 • overall assembly r model 106 a-s301 62 62 61 t, l models 200 200-1 121 126 b, g, j models a-s301 b, g, j models a-s301 b, g, j models a-s301 123 106 43 42 41 106 105 127 100 105 109 30 129 a-s501 130 b, g, j models a-s501 b, g, j models b, g, j mo...
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87 a-s501/a-s301 * new parts / 新規部 品 * new parts / 新規部 品 ref no. Part no. Description remarks markets 部 品 名 * 2-1 zn149900 p.C.B. Assembly operation a-s501 j PCB OPERATION * 2-1 zn151200 p.C.B. Assembly operation a-s301 j PCB OPERATION * 2-1 zn149800 p.C.B. Assembly operation a-s501 u PCB OPERATION ...
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J i h g f e d c b a 1 2 3 4 5 6 7 88 a-s501/a-s301 • front panel unit and sub-shassis unit ref no. Part no. Description remarks markets 部 品 名 * 1-1 zm209200 front panel a-s501 bl フロントパネル * 1-1 zm209000 front panel a-s301 bl フロントパネル * 1-1 zm209300 front panel a-s501 si フロントパネル * 1-1 zm209100 front pa...
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J i h g f e d c b a 1 2 3 4 5 6 7 89 a-s501/a-s301 • amp unit * new parts / 新規部 品 ref no. Part no. Description remarks markets 部 品 名 ⚠ # 3-1-1 wf870200 pair transistor 2sa2151/2sc6011 opy a-s501, q123 ペアトランジスタ ⚠ # 3-1-1 vv586400 pair transistor 2sa1695/2sc4468 opy a-s301, q123 ペアトランジスタ 3-1-5 vv84930...
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J i h g f e d c b a 1 2 3 4 5 6 7 90 a-s501/a-s301 ■ remote control cd coaxial optical pure direct amp line 1 line 2 line 3 cd phono disk skip tuning tuner band memory tuning preset mute volume- volume+ vdd 16 15 14 13 12 11 10 9 1 2 3 4 5 6 7 8 u1 gpm6p1001a vcc vcc c1 bat 3v 4.7uf/50v pb3 pb4 pb5 ...
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91 a-s501/a-s301 a -s50 1/a -s30 1 memo.
Page 91: A-S501/a-S301
A-s501/a-s301.