Alto ELVIS 12 MKII Service Manual

Alto ELVIS 12 MKII Service Manual

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MODEL: ELVIS12 / 12M MKII
www.altoproaudio.com
Version 1.0
Revised on Mar,2010

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Summary of Contents for Alto ELVIS 12 MKII

  • Page 1 MODEL: ELVIS12 / 12M MKII www.altoproaudio.com Version 1.0 Revised on Mar,2010...
  • Page 2: Table Of Contents

    CONTENTS 1. Introduction………………………………………………………………………………….1 2. Specification………………………………………………………………………………...2 3. Block Diagram……………………………………………………………………………...3 4. Schematic Diagram………………………………………………………………………..4 5. Wiring Diagram…………………………………………………………………………….6 6. PCB Layout………………………………………………………………………………...8 7. Exploded View & Mechanical Parts List………………………………………………..10 8. Trouble Shooting………………………………………………………………………….13 9. BOM List…………………………………………………………………………………...14...
  • Page 3: Introduction

    1. Introduction ELVIS 12/12M MKII speaker enclosures is just one of the many Alto products that a talented, multinational Team of Audio Engineers and Musicians have developed with their great passion for music. We design all our transducers and cabinets in Emilia-Romagna of Italy, a low-land famous for music and fast cars.
  • Page 4: Specification

    2. Specification ELVIS 12 MKII 2 - way Passive Speaker Cabinet Power System 250W continuous /500W peak (AES Standard) Frequency Response (-10dB) 57Hz-18KHz Sensitivity (1w @ 1mt) 96.5dB SPL Impedance 8 Ω (nominal) Maximum SPL @ 1m 120dB continuous/123dB peak Coverage ( HxV ) 70°x 70°...
  • Page 5: Block Diagram

    3. Block Diagram --- 3 ---...
  • Page 6: Schematic Diagram

    4. Schematic Diagram --- 4 ---...
  • Page 7 --- 5 ---...
  • Page 8: Wiring Diagram

    5. Wiring Diagram --- 6 ---...
  • Page 9 --- 7 ---...
  • Page 10: Pcb Layout

    6. PCB Layout --- 8 ---...
  • Page 11 --- 9 ---...
  • Page 12: Exploded View & Mechanical Parts List

    7. Exploded View & Mechanical Parts List --- 10 ---...
  • Page 13 --- 11 ---...
  • Page 14 Mechanical Parts List ELVIS 12 MKII S/N Part No Description Specification Remark NI04221 label-RS 75*39.5mm MS SERIES ALTO_V1.0 MG00349 black screw-RS M3*16 grille*10,wiring box &cabinet*8 NI04279 ZC-label-RS-ACT MS SERIES ALTO_V1.0 MD01373 ZB-metal grille-RS ELVIS 12M MKⅡ_V1.0 MF00054 ZE-washer-RS-ACT φ4*φ12*1t_V1.0 label & grille*3 MG00612 black screw-RS M3*4.5...
  • Page 15: Trouble Shooting

    8. Trouble shooting Symptom Likely Cause What to do Speaker not connected to active AC power Verify that speaker is connected and that the circuit is on No sound Power not switched on Switch on power and verify that power Led is on No sound, speaker is Speaker power cable is faulty or omproperly *Re-seat theh power cable at both ends;...
  • Page 16: Bom List

    9. BOM List ELVIS 12 MKII BOM List Rank Part No Description Specification Insert location Remark PG02586 SPEAKER ELVIS 12 MKⅡ_ALTO NB04764 paper defend horn-RS 635*48mm_V1.0 ├0001 NA00994 silk wadding-RS-CT ELVIS 12A MKⅡ_V1.0 ├0002 NE04372 label ├0003 HC00949 speaker socket-RS-C LD4015 ├0004...
  • Page 17 ├0029 MG00351 screw-RS M4*16 tweeter and bracket*4,wiring box*8 ├0030 NE19260 label-RS machine*1,warranty card*1,carton*2 ELVIS 12M MKⅡ_V1.0 ├0031 NE11345 label-RS ALTO PG_V1.2 machine*1,warranty card*1,carton*2 ├0032 MF00054 washer φ4*φ12*1t_V1.0 label & grille*3 ├0033 MG00612 screw M3*4.5 label & grille*3 ├0034 NA00858 PE bag-RS 0.04t*240*160mm_V1.0...

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