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AS60-112T

IMPOR TANT 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 under-
stood by the users, and have therefore not been restated.

WARNING :

Failure to follow appropriate service and safety procedures when servicing this product may result in per-
sonal injury, destruction of expensive components and failure of the product to perform as specified. For
these reasons, we advise all Yamaha product owners that all service required should be performed by an
authorized Yamaha Retailer or the appointed service representative.

IMPORTANT :

This presentation or sale of this manual to any individual or firm does not constitute authorization certifi-
cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship of
any form.

The data provided is belived to be accurate and applicable to the unit(s) indicated on the cover. The research engineering, and
service departments of Yamaha are continually striving 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 your body may have
accumulated by grounding yourself to the ground bus in the unit  (heavy gauge black wires connect to
this bus.)

IMPORTANT :

Turn the unit  OFF  during disassembly and parts replacement. Recheck  all  work before you apply power
to the unit.

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
other entities) to cause cancer and/or birth defects or other reproductive harm.

DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT
SO EVER!

Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose
eyes to solder/flux vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling
food.

WARNING

Components having special characteristics are marked             and must be replaced with parts having specification equal to those
originally installed.

IMPORTANT NOTICE FOR THE UNITED KINGDOM

Connecting the Plug and Cord

WARNING: THIS APPARATUS MUST BE EARTHED
IMPORTANT.  The wires in this mains lead are coloured in
accordance with the following code:

GREEN-AND-YELLOW

: EARTH

BLUE

: NEUTRAL

BROWN

: LIVE

As the colours of the wires in the mains lead of this apparatus may not
correspond with the coloured markings identifying the terminals in your
plug  proceed as follows:

The wire which is coloured GREEN-and-YELLOW must be connected
to the terminal in the plug which is marked by the letter E or by the
safety  earth symbol  or colored GREEN or GREEN-and-YELLOW.

The wire which is coloured BLUE must be connected to the terminal
which is marked with the letter  N or coloured BLACK.

The wire which is coloured BROWN must be connected  to the terminal
which is marked with the letter L or coloured RED.

印の商品は、安全を維持するために重要な部品です。交換する場合は、安全のために必ず指定の部品をご使用下さい。

Содержание AS60-112T

Страница 1: ...YOUT 4 BLOCK DIAGRAM 4 CIRCUIT BOARD LAYOUT 5 WIRING 5 DISASSEMBLY PROCEDURE 6 IC BLOCK DIAGRAM 7 CIRCUIT BOARDS 8 IDLING ADJUSTMENT 10 OVERALL CIRCUIT DIAGRAM PARTS LIST このサービスマニュアルはエコパルプ ECF 無塩素系漂白パルプ を使用しています This document is printed on chlorine free ECF paper 総合仕様 パネルレイアウト ブロックダイアグラム ユニットレイアウト 結線図 分解手順 ICブロック図 シート基板図 アイドリング調整 総回路図 目次 ...

Страница 2: ...parts replacement Recheck all work before you apply power to the unit 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 other entities to cause cancer and or birth defects...

Страница 3: ...ce LINE OUT 0 dBm 1 k Ω Power Requirements U S and Canadian models 120 V 60 Hz General model 230 V 50 Hz Power Consumption 70 W Dimensions W x H x D 513 x 491 x 291 mm 20 2 x 19 3 x 101 5 Weight 15 0 kg 33 lbs 1 oz 総合仕様 定格出力 60Wrms スピーカー 30cm 1 ドームツィーター 1 コントローラー スイッチ VOLUME TREBLE MIDDLE BASS EQ ON OFF POWER 接続端子 INPUT 標準フォンモノジャック LINE OUT 標準フォンモノジャック 入力レベル インピーダンス INPUT 0dBm 100 kΩ 出力レベル インピーダンス...

Страница 4: ...DIAGRAM MAIN INPUT JK1 3 1 IC1 1 2 IC1 1 2 IC2 VR4 VR3 VR1 VR1 SW2 BASS MID TREBLE EQ OFF ON VOLUME MUTE TR1 2 3 LINE OUT JK2 SW1 CN1 CN4 POWER AMP SPEAKER WOOFER SPEAKER TWEETER POWER SWITCH AC INPUT POWER SUPPLY CIRCUIT ACTIVE TYPE TONE CONTROL q w e r t y ブロックダイアグラム q 入力端子 INPUT w ボリュームコントロール VOLUME e イコライザースイッチ EQ ON OFF r イコライザーコントロール TREBLE MIDDLE BASS t 増設用出力端子 LINE OUT y 電源スイッチ ランプ POWER コ...

Страница 5: ...W2 W3W4 W5W6 150 BT1 REF No PART No VZ461100 J XX205660 U VV058200 H VV058300 B WA333700 V3632400 V363250 V620410 V363250 TERMIANL AC Cord AC Cord AC Cord AC Cord Speaker BT1 BT2 MAIN 1 4 W1 MAIN 1 4 W3 MAIN 1 4 W5 CN1 CN1 CN1 CN1 Speaker Speaker MAIN 2 4 W2 MAIN 3 4 W4 MAIN 4 4 W6 2P L 300 3P L 200 3P L 150 3P L 200 端子 行き先 DESTINATION REMARKS W1W2 W3W4 W5W6 150 155 BT1 155 結線図 ユニットレイアウト ...

Страница 6: ...3 minutes 5 1 Remove the four 4 screws marked 120A and four 4 angle washers marked 90 from the rear panel Fig 2 5 2 Remove the four 4 screws marked 120A The speaker Woofer can then be removed Fig 2 5 3 Remove the four 4 screws marked 120B The speaker Tweeter can then be removed Fig 2 Fig 2 30 Oval Head Screw 5 0X35 MFV2BL V3749300 40 Washer 5S MFC2BL EW300020 80 Oval Head Tapping Screw 1 4 0X30 MF...

Страница 7: ...bove 9 3 Remove the three 3 screws marked 190B The heat sink can then be removed Fig 3 Fig 3 30 Bind Head Tapping Screw B 3 0X8 MFZN2BL EP600190 190 Bind Head Tapping Screw C 4 0X8 MFZN2BL VC688900 210 Bind Head Screw SP3 0X12 MFZN2Y VB763800 IC BLOCK DIAGRAM RC4558D V IG001390 IC1 IC2 OP AMP 1 2 3 4 V V 8 7 6 5 Output A Non Inverting Input A DC Voltage Supply DC Voltage Supply Output B Inverting ...

Страница 8: ...8 AS60 112T CIRCUIT BOARDS MAIN Circuit Board INPUT EQ ON OFF VOLUME TREBLE EQUALIZER CONTROL MIDDLE CN4 N C Idling Adjustment A A MAIN 1 4 MAIN 2 4 Component side シート基板図 部品側 ...

Страница 9: ...AS60 112T 9 LINE OUT POWER ON OFF BASS CN3 to Power Transformer CN2 to Power Transformer CN1 to AC Cord A A Component side MAIN 3 4 MAIN 4 4 Component side Component side MAIN CNA V755090 2 部品側 部品側 部品側 ...

Страница 10: ...TMENT 1 Turn the idling adjustment volume VR5 counterclockwise fully 2 Adjust the VR5 so that the DC voltage between the terminals of the CN4 is 5mV アイドリング調整 1 アイドリング調整用ボリューム VR5 を左側に廻し切っ ておきます 2 CN4の両端のDC電圧が5mVになるようにVR5を調整 します ...

Страница 11: ...r SPEAKER Tweeter Woofer 9Ω Tweeter 8Ω 1 250 C140 Black White Green Power Cord Cord Bush LINE OUT Destination Power Transformer Power ON OFF Power Idling Adjustment OP AMP OP AMP OP AMP OP AMP KEC 54236 マイラーコン セラコンB セメント抵抗 不燃化カーボン抵抗 酸金抵抗 規格認定コン PPコン セ マ セメント抵抗 酸金 規格認定コン PP Ceramic Cap B Mylar Capacitor Wire Wound Resistor Flame Proof Carbon Resistor Metal Oxide Film Resistor Capacitor Polypropylen...

Страница 12: ...frican model O Chinese model Q South east Asia model T Taiwan model U U S A model V General export model 110V W General export model 220 N X General export model Y Export model A Australian model B British model C Canadian model D German model E European model F French model H North European model I Indonesian model J Japanese model PARTS LIST CONTENTS OVERALL ASSEMBLY 2 AMPLIFIER UNIT 4 ELECTRICA...

Страница 13: ...AS60 112T 2 OVERALL ASSEMBLY 120 100 155 10 30 40 90 70 80 70 110 120 155 60 50 20 70 G70 G20 G90 G60 G10 G80 G50 G50 G40 G100 G110 160 G30 Amplifier Unit See page 4 アンプユニット 4ページ参照 総組立 ...

Страница 14: ...MFZN2BL 4 01 30 Oval Head Screw 5 0X35 MFC2BL 4 40 Washer 5S MFC2BL 4 01 50 Name Plate GA BA 60 Badge 70 Truss Head Tapping Screw 1 3 0X10 FCM3 BL 7 80 Oval Head Tapping Screw 1 4 0X30 MFC2BL 8 90 Washer 4S MFC2BL 8 01 100 Speaker 30cm 9ohm 60W WOOFER 110 Speaker 38mm 8ohm 40W TWEETER 120 Hexagonal Nut 4 0 MFZN2Y 8 01 155 Connector Assembly 160 Label U 03 V3694400 V3833600 V3630300 V3743700 V37495...

Страница 15: ...AS60 112T 4 AMPLIFIER UNIT 20 20 190 210 200 200 180 100 220 130 170 160 150 90 110 120 30 140 155 190 70 15 40 10 30 50 60 80 80 210 MAIN 1 4 MAIN 4 4 MAIN 2 4 MAIN 3 4 20 20 アンプユニット ...

Страница 16: ... MFZN2BL U H B 01 160 Cord Strain Relief SR 5R1 J H B 01 160 Cord Strain Relief SR 6P1 U 01 170 Cord Strain Relief SR 4N 4 01 180 Heat Sink DG60FX 112 V612570 190 Bind Head Tapping Screw C A4 0X8 MFZN2BL 7 01 200 Insulation Sheet UNISHEET T 0 15 2 210 Bind Head Screw SP 3 0X12 MFZN2Y 3 01 220 Cord Holder CV 100 3 01 V9410400 V9410500 V9410600 V7550900 V7551000 EP600190 V3694100 VZ429100 VU859000 V...

Страница 17: ...KO H B 01 FZ2 Fuse TDS 2A 250V J U C J U 01 FZ2 Fuse TSD 2A 250V SEMKO H B 01 FZ3 Fuse TDS 2A 250V J U C J U 01 FZ3 Fuse TSD 2A 250V SEMKO H B 01 IC1 IC RC4558D V OP AMP 03 IC2 IC RC4558D V OP AMP 03 JK1 Phone Jack HTJ 064 12I INPUT 01 JK2 Phone Jack HTJ 064 11I LINE OUT 02 LD1 LED LT311G41BAC RE POWER ON OFF 01 R01 Carbon Resistor 2 2K 1 4 J 01 R02 Carbon Resistor 100 0K 1 4 J 01 R03 Carbon Resis...

Страница 18: ...tor 2SA1358 O Y 02 TR09 Pair Transistor A1492 Z C3856 Z 05 TR10 Transistor 2SC3421 O Y 02 VR1 Rotary Variable Resistor RK09L1120 50KA VOLUME 03 VR2 Rotary Variable Resistor RK09L1120 10KB TREBLE 03 VR3 Rotary Variable Resistor RK09L1120 10KB MIDDLE 03 VR4 Rotary Variable Resistor RK09L1120 10KB BASS 03 VR5 Trimmer Potentiometer B 1K TB655MC IDLING ADJUSTMENT 01 W1W2 Connector Assembly Kit B B 24 3...

Страница 19: ...sformer H B 10 AC Cord J VCTF 2X0 75 7A J 05 AC Cord UC SJT 3X 18 10A U 06 AC Cord E H05VV F3X0 75 6A H 06 AC Cord BS H05VV F3X0 75 B 08 X0239B00 X0240B00 X0241B00 VZ461100 VV205600 VV058200 VV058300 RANK Japan only 電 源 ト ラ ン ス デ ン ト リ 電 源 ト ラ ン ス U C 電 源 ト ラ ン ス E 電 源 コ ー ド 電 源 コ ー ド 電 源 コ ー ド 電 源 コ ー ド ...

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