Yamaha AX-596 Service Manual

Other manuals for AX-596: Product Catalog, Owner's Manual, Owner's Manual

Summary of AX-596

  • Page 1

    Ax-596 service manual stereo amplifier ax-596 1 0 0 7 1 7 ■ contents specifications .......................................................... 1 to service personnel .......................................... 2 impedance selector ............................................. 2 rear panels .............

  • Page 2

    Ax-596 1 ■ specifications ■ power section minimum rms output power 8 Ω , 20hz to 20khz, 0.015% thd 100w + 100w maximum output power (eiaj) 1khz, 10% thd 8 Ω /6 Ω 145w / 170w dynamic power (ihf) 8/6/4/2 Ω 140/170/220/290w din standard output power 4 Ω , 1khz, 0.7% thd 150w iec output power 8 Ω , 1khz...

  • Page 3

    Ax-596 2 warning: chemical content notice! The solder used in the production of this product contains lead. In addition, other electrical/electronic and /or plastic (where applicable) components may also contain traces of chemicals found by the california health and welfare agency (and possibly othe...

  • Page 4

    Ax-596 3 ■ rear panels r model u model c model a model.

  • Page 5

    Ax-596 4 b model g model t model j model.

  • Page 6

    Ax-596 5 ■ disassembly procedures (remove parts in the order as numbered.) disconnect the power cord from the ac outlet. 1. Removal of top cover a. Remove 6 screws ( 1 ) in fig. 1. 2. Removal of front panel a. Remove 6 screws ( 2 ) in fig. 1. 3. Removal of sub chassis a. Remove 4 plastic rivets ( 3 ...

  • Page 7

    Ax-596 6 ■ adjustments confirmation of idling current • right after power is switched on, confirm the voltages measured at r111, r135 (l ch) and r112, r136 (r ch) are between 0.4mv to 8.0mv. • if it exceeds 8.0mv, open (cut off) r175 (l ch), r176 (r ch) and reconfirm the voltage. ■ block diagram.

  • Page 8

    Ax-596 7 ■ µ -com data ic308 : m34748e8sp.

  • Page 9

    A b c d e f g h i j 1 2 3 4 5 6 7 ax-596 to main (5) to/from function (1) speakers b imped ance select or wh from main (9) from main (2) wh wh or or po w +12s e bl be be bl mu s12 gnd gnd r ysp r yps prps pri pr o vrp vrg re be p. C. B. Main (1) p. C. B. Main (7) from function (1) -15 15 e e l e r e...

  • Page 10

    A b c d e f g h i j 1 2 3 4 5 7 ax-596 6 from main (1) + - + - speakers a l r be wh bl re p. C. B. Main (5) power wh wh wh wh br gy po w +12s e to main (7) from main (10) a c outlets ac p. C. B. Main (2) p. C. B. Main (11) power transformer wh wh or gy re ye or wh be br br or be be bl to main (2) p....

  • Page 11

    A b c d e f g h i j 1 2 3 4 5 6 7 ax-596 1 4 8 5 1 4 8 5 1 4 8 5 1 4 8 5 1 15 16 30 1 15 16 30 ce data cl -15 15 cdm e cddl e cddr e l e r 15 -15 phr e phl e cdr e cdl e tuner a u x t ape pb t ape rec out md pb md rec out to/from function (1) from function (5) p. C. B. Function (4) 1 10 volume input...

  • Page 12

    A b c d e f g h i j 1 2 3 4 5 7 ax-596 6 1 8 mu -15 15 mil e mir e pol e por pre out main in to/from function (1) p. C. B. Function (13) cd/dvd direct amp pure direct from function (1) p. C. B. Function (11) led3 led2 led1 power from function (8) p. C. B. Function (10) 5v lsby standby/on t o functio...

  • Page 13

    A 1 2 3 4 5 6 7 8 9 b c d e f g h i j k l ax-596 ★ all voltage are measured with a 10mΩ /v dc electric volt meter. ★ components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed. ★ schematic diagram is subject to cha...

  • Page 14

    A 1 2 3 4 5 6 7 8 9 b c d e f g h i j k l schematic diagram 17 ax-596 pin connection diagram of transistors, diodes and ics. Bce 2sc4466 2sa1145 2sa970 2sc2705 2sc1815 2sa1015 2sa893a 2sc1890a s5vb20 2sa1358 2sc4488 2sa1708 2sd1915f 2sc1740s dta123estp e e c c b b e c b + – ~ ~ e c b diodes anode ca...

  • Page 15: Parts List

    Ax-596 18 ■ warning components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally in- stalled. ● carbon resistors (1/6w or 1/4w) are not included in the electrical parts list. For the parts no. Of the carbon resistors, refer to...

  • Page 16

    Ax-596 19 * v5761800 p.C.B. Main(j) * v5761900 p.C.B. Main(uc) * v5762000 p.C.B. Main(rt) * v5762100 p.C.B. Main(a) * v5762200 p.C.B. Main(b) * v5762300 p.C.B. Main(g) cb101 vi878900 cn.Bs.Pin 11p 01 cb102 vi878400 cn.Bs.Pin 6p 01 cb103 vi878100 cn.Bs.Pin 3p 01 cb104 vk026200 cn.Bs.Pin 3p 01 cb105 v...

  • Page 17

    Ax-596 20 q102 vk432900 tr 2sd1915f s,t 01 q103 ia097030 tr 2sa970 gr,bl 01 q104 ia097030 tr 2sa970 gr,bl 01 q105 ia097030 tr 2sa970 gr,bl 01 q106 ia097030 tr 2sa970 gr,bl 01 q107 ic1815i0 tr 2sc1815 y 01 q108 ic1815i0 tr 2sc1815 y 01 q109 ic1815i0 tr 2sc1815 y 01 q110 ic1815i0 tr 2sc1815 y 01 s q11...

  • Page 18

    Ax-596 21 c301 vk533900 c.Pp 100pf 200v 01 c302 vk533900 c.Pp 100pf 200v 01 c303 vq645600 c.Mylar 100pf 50v 01 c304 vq645600 c.Mylar 100pf 50v 01 c305 vf466800 c.Ce.Tublr 100pf 50v 01 c306 vf466800 c.Ce.Tublr 100pf 50v 01 c307 vk533800 c.Pp 47pf 200v 01 c308 vk533800 c.Pp 47pf 200v 01 c309 vf466800 ...

  • Page 19

    Ax-596 22 c427 vg287200 c.El 10uf 50v 01 c428 vg287200 c.El 10uf 50v 01 c429 vg287200 c.El 10uf 50v 01 c430 vg287200 c.El 10uf 50v 01 c431 vg287600 c.El 100uf 25v 01 c432 vg287600 c.El 100uf 25v 01 c433 ua954470 c.Mylar 0.047uf 50v 01 c434 vg286500 c.El 470uf 10v 01 c435 vg287200 c.El 10uf 50v 01 c4...

  • Page 20

    158 101 200 127 127 170 170 158 148 161 160 160 105 160 160 160 160 125 158 160 105 160 106 5 132 132 132 134 102 103 158 160 108 169 168 160 168 158 169 108 158 156 5 106 160 132 132 133 147 146 161 8 129 149 126 126 6 156 158 121 158 157 160 169 157 172 157 155 157 112 118 18 114 116 110 10 12 120...

  • Page 21

    Ax-596 ■ mechanical parts 24 ✻ new parts ref. No. Part no. Description remarks markets rank * 1-1 v5272700 front panel bl * 1-1 v5272800 front panel ti * 1-1 v5272900 front panel gd 1-2 v4598400 escutchon 5x22 bl 1-3 v4598800 lens, 6p 1-4 v4598900 lens, 1p 1-5 vv185700 lens, filter 7x24 02 * 2-1-1 v...

  • Page 22

    Ax-596 25 ✻ new parts ref. No. Part no. Description remarks markets rank * s 8 xt052b00 power transformer (u) * s 8 xt053b00 power transformer (c) * s 8 xt055b00 power transformer (a) * s 8 xt056b00 power transformer (g) * s 8 xy800a00 power transformer (rt) 10 v2438700 cord stopper 10p1 02 s 12 v22...

  • Page 23

    Ax-596 26 ✻ new parts ref. No. Part no. Description remarks markets rank 129 vy732900 frame, tr592 04 132 vq368600 push rivet p3555-b 01 * 133 v4597400 plate side l bl * 133 v4597500 plate side l ti 133 v4597600 plate side l gd * 134 v4597700 plate side r bl * 134 v4597800 plate side r ti 134 v45979...

  • Page 24

    Ax-596 value 1/4w type part no. 1/6w type part no. 10 k Ω hf45 7100 hf45 7100 11 k Ω hf45 7110 hf45 7110 12 k Ω hj35 7120 hf85 7120 13 k Ω hf45 7130 hf45 7130 15 k Ω hf45 7150 hf45 7150 18 k Ω hf45 7180 hf45 7180 22 k Ω hf45 7220 hf45 7220 24 k Ω hf45 7240 hf45 7240 27 k Ω hj35 7270 hf85 7270 30 k Ω...

  • Page 25

    ■ remote control transmitter ● schematic diagram a b c d e 1 2 3 4 5 6 7 ax-596 28.

  • Page 26: Ax-596

    Ax-596.