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Yamaha AX16-AT Service Manual
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Yamaha AX16-AT Service Manual

Audio expansion card
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3 7 63 1515 0
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L 13942296513
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PA
011463
19990110-28000
http://www.xiaoyu163.com
AUDIO EXPANSION CARD
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http://www.xiaoyu163.com
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AX16-AT
SERVICE MANUAL
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1 3
1 5
■CONTENTS
SPECIFICATIONS................................................ 3
PANEL LAYOUT................................................... 5
DIMENSIONS......................................................... 5
BLOCK DIAGRAM................................................ 6
LSI PIN DESCRIPTION.......................................... 8
IC BLOC DIAGRAM............................................. 8
CIRCUIT BOARD................................................... 10
CIRCUIT DIAGRAM1/4.......................................... 11
CIRCUIT DIAGRAM2/4.......................................... 12
CIRCUIT DIAGRAM3/4..........................................13
CIRCUIT DIAGRAM4/4.......................................... 14
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PARTS LIST
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1.97K-9636
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1.92K-242
Printed in Japan '99.1
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Summary of Contents for Yamaha AX16-AT

  • Page 1 3 7 63 1515 0 AUDIO EXPANSION CARD AX16-AT SERVICE MANUAL L 13942296513 ■CONTENTS SPECIFICATIONS………………………………………… 3 PANEL LAYOUT…………………………………………… 5 DIMENSIONS………………………………………………… 5 BLOCK DIAGRAM………………………………………… 6 LSI PIN DESCRIPTION…………………………………… 8 IC BLOC DIAGRAM……………………………………… 8 CIRCUIT BOARD…………………………………………… 10 CIRCUIT DIAGRAM1/4…………………………………… 11 CIRCUIT DIAGRAM2/4…………………………………… 12 CIRCUIT DIAGRAM3/4……………………………………13...

  • Page 2: Important Notice

    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 therefore not been restated.

  • Page 3: Specifications

    •2 lines ADAT Interface (Independent switch-selectable for THRU Interface). ADAT Interface ALESIS ADAT Proprietary Multi Channel Optical Digital Interface Format IO,THEU Interface YAMAHA DS2416 compatible format Switch (on Rear Panel) ADAT or THRU (A or B line is independent.) 2.DIGITAL AUDIO SIGNAL INPUT/OUTPUT CHARACTERISTICS...
  • Page 4 AX16-AT 3 7 63 1515 0 3.CONNECTORS FOR IO-A,B,THRU-A,B(CN101,CN102,CN103,CN104) Pin Assignment of 20P Connector(MIL-C-83503) PIN No. Name Function Logic (H: +5V, L: GND) THRU Audio Dara 0 (to IO) Audio Data 1 (to IO) Identity Flag Audio Data 0 (from IO)
  • Page 5 AX16-AT 3 7 63 1515 0 PANEL LAYOUT DIMENSIONS L 13942296513 Unit : mm u163 http://www.xiaoyu163.com...
  • Page 6 AX16-AT 3 7 63 1515 0 BLOCK DIAGRAM Routing L 13942296513 u163 KEC-92371 1 http://www.xiaoyu163.com...
  • Page 7 AX16-AT AX16-AT 3 7 6 3 1 5 1 5 0 Hardware 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 8 AX16-AT AX16-AT 3 7 6 3 1 5 1 5 0 LSI PIN DESCRIPTION SGH609080F-47F (XU235A00) ATSC YM3436 (XG948A00) DIR2 (Digital Format Interface) NAME FUNCTION NAME FUNCTION NAME FUNCTION NAME FUNCTION DAUX Auxiliary input for audio data RSTN System reset input syncati Synch.
  • Page 9 AX16-AT 3 7 63 1515 0 SN74HC08NSR (XD831A00) SN74HC74NSR (XC726A00) SN74HC86NSR (XM022A00) D-FF EX-OR IC506 IC207,307,504 IC501 1CRL 2CLR INPUTS OUTPUTS TC74VHC244F (XT800A00) DS26C32ATMX (XT475A00) TC74VHC245F (XT487A00) BUS BUFFER LINE RECEIV LINE RECEIV IC308 IC208 IC108 VD(Vcc) INPUTSA L 13942296513...
  • Page 10 AX16-AT 3 7 63 1515 0 CIRCUIT BOARDS Components side L 13942296513 u163 Pattern side V3231800 1 http://www.xiaoyu163.com...
  • Page 11 AX16-AT AX16-AT 3 7 6 3 1 5 1 5 0 OVERALL CIRCUIT DIAGARM 1/4 BUFFER [2/4,3/4] [3/4] [2/4,3/4] [3/4] [2/4] [3/4] [2/4,3/4] [3/4] [2/4] [2/4] [2/4] [2/4] [2/4] [2/4] [4/4] INVERTER [2/4] [4/4] 1 3 9 4 2 2 9 6 5 1 3...
  • Page 12 AX16-AT AX16-AT 3 7 6 3 1 5 1 5 0 OVERALL CIRCUIT DIAGARM 2/4 [1/4,3/4,4/4] [1/4] LINE RECEIVER [1/4] [1/4] [1/4] ATSC [1/4] [3/4] [3/4] [3/4] 1 3 9 4 2 2 9 6 5 1 3 [3/4]...
  • Page 13 AX16-AT AX16-AT 3 7 6 3 1 5 1 5 0 OVERALL CIRCUIT DIAGARM 3/4 [1/4,2/4,4/4] [1/4,4/4] [1/4] [1/4] [1/4] [2/4] [2/4] [2/4] [2/4] [1/4] [1/4] BUS BUFFER [1/4] [1/4] [1/4] [1/4] [1/4] ATSC [1/4] [1/4] [1/4] [2/4] [2/4]...
  • Page 14 AX16-AT AX16-AT 3 7 6 3 1 5 1 5 0 OVERALL CIRCUIT DIAGARM 4/4 Pattern for inspection. Parts are not mounted. Silk is not printed. EX-OR INVERTER [2/4,3/4] [2/4] INVERTER [1/4] 1 3 9 4 2 2 9 6 5 1 3...

  • Page 15: Parts List

    AX16-AT 3 7 63 1515 0 AUDIO EXPANSION CARD AX16-AT PARTS LIST L 13942296513 CONTENTS OVERALL ASSEMBLY ............. 2 ELECTRICAL PARTS ............... 3 Notes: DESTINATION ABBREVIATIONS A : Australian model : Japanese model B : British model U : U.S. model C : Canadian model V : General export model（110V）...
  • Page 16 AX16-AT 3 7 63 1515 0 OVERALL ASSEMBLY L 13942296513 REF NO. PART NO. DESCRIPTION REMARKS QTY RANK OVERALL ASSEMBLY AX16-AT AX16-AT (V327420) V 3 2 7 4 5 0 0 Blacket V 3 2 3 1 8 0 0...
  • Page 17 AX16-AT 3 7 63 1515 0 ELECTRICAL PARTS REF NO. PART NO. DESCRIPTION REMARKS QTY RANK ELECTRICAL PARTS AX16-AT V 3 2 3 1 8 0 0 Circuit Board (XV711B0) C101 UB245100 Monolithic Ceramic Cap. F 0.100 25V Z...
  • Page 18 AX16-AT 3 7 63 1515 0 REF NO. PART NO. DESCRIPTION REMARKS QTY RANK IC208 XU815A00 DS26C32ATMX LINE RECEIVER IC303 XT475A00 TC74VHC157F(EL) MULTIPLEXER IC304 XU235A00 SGH609080F-47F ATSC IC305 XG948E00 YM3436DK DIR2 IC307 XC726A00 SN74HC74NSR D-FF IC308 XT800A00 TC74VHC244F BUS BUFFER...