YORKVILLE AP1216 User Manual

U.S.A.
Yorkville Sound Inc.
4625 Witmer Industrial Estate
Niagara Falls, New York
14305 USA
Voice: (716) 297-2920
Fax: (716) 297-3689
WORLD HEADQUARTERS
CANADA
Yorkville Sound
550 Granite Court
Pickering, Ontario
L1W-3Y8 CANADA
Voice: (905) 837-8481
Fax: (905) 837-8746
Quality and Innovation Since 1963
Printed in Canada
smap12xx.pdf v.2.0 11/99
prev. rev. 06/93
SERVICE MANUAL
1. Parts List
2. Specifications
4. Boards
• M1048a Schematic
• M1048a PCB layout
• M1049a Schematic
• M1049a PCB layout
• M1054 Schematic
• M1054 PCB layout
• M1055 Schematic
• M1055 PCB layout
• M1055 / M1056 combo Schematic
• M1056 PCB layout
• M1057 Schematic
• M1057 PCB layout
• M1061 See Notes Page
• M1062 Schematic
• M1062 PCB layout
• M1081 notes
5. Fan Filter Installation
6. Service Bulletin
7. Contact Information
3. Special Notes
AP1212
AP1216
AP1220
WEB ACCESS: http://www.yorkville.com

YORKVILLE AP1216 Specifications

General

Type	Powered Mixer
Channels	12
Phantom Power	Yes
Aux Sends	2
EQ	3-band
Outputs	Main Out, Monitor Out
Power Supply	Internal
Mic Inputs	8
Line Inputs	12 (1/4" TRS)

Summary

Parts List

Specifications

Special Notes

Visual Inspection of Front Panel and Fan

Inspect front panel indicators, fan operation, and power status for initial troubleshooting.

Visual Inspection of Internal Chassis

Examine internal components for signs of damage, burnt parts, and proper connections.

Dismantling and Reassembly Precautions

Guidelines for safely handling components and avoiding damage during maintenance.

Board Schematics and Layouts

M1048a Schematic

Circuit diagram for the M1048a current amplifier board.

M1048a PCB Layout

Printed circuit board layout for the M1048a current amplifier.

M1049a Schematic

Circuit diagram for the M1049a voltage amplifier board.

M1054 Schematic

Circuit diagram for the M1054 channel strip board.

Fan Filter Installation

Service Bulletin