Yamaha S112IV-OAK User Manual

SPEAKER SYSTEMS
S112 IV /S115 IV
SM10 IV /SM12 IV /SM15 IV
S112 IV -OAK
S115 IV A -OAK
SM10 IV-OAK /SM15 IV -OAK
SUBWOOFER
SW118 IV
CROSSOVER NETWORK
PN90
Owner’s Manual
Mode d’emploi
Bedienungsanleitung
Manual de instrucciónes
Thank you for purchasing a YAMAHA product. To obtain
maximum performance from your YAMAHA speaker system
and ensure many years of trouble-free operation, we recommend
that you read this Owner’s Manual thoroughly before use.
Contents
Precautions ......................................................................2
Connecting the Speakers ................................................4
Specifications...................................................................6
Technical Data ...............................................................25
P.O. Box 1, Hamamatsu, Japan

Yamaha S112IV-OAK Specifications

General

Brand	Yamaha
Model	S112IV-OAK
Category	Speaker System
Language	English

Summary

Precautions and Safety

Sound System Power Handling

Safe procedures for powering sound systems on and off to prevent damage and loud pops.

Speaker Protection Measures

Guidance on matching amplifier power, avoiding clipping, and common causes of speaker damage.

Poly Switch Operation

Explanation of the self-resetting poly switch, its function in protecting drivers, and reset procedure.

Speaker Handling and Suspension

Speaker Handles for Transportation

Information that speaker handles are for transport and not for suspension.

ATM Fly-Ware Suspension System

Details on preparing speakers with ATM Fly-Ware rigging hardware for suspension.

Connecting and Wiring Speakers

Daisy-Chaining Speaker Systems

Instructions for connecting multiple speakers in parallel using daisy-chaining.

Phone Plug Wiring Standards

Guidance on connecting speaker leads using 1/4" phone jacks and appropriate cables.

System Connections with Crossover

SW118IV Subwoofer and PN90 Setup

Example connection for SW118IV subwoofers and PN90 Crossover Network, including polarity.

Speaker Specifications

SM Series Speaker Details

Technical specifications for SM10IV, SM12IV, SM15IV, and their OAK variants.

SW118IV Subwoofer Specs

Technical specifications for the SW118IV subwoofer.

PN90 Crossover Network Specs

Technical specifications for the PN90 crossover network.

Technical Data and Performance

Frequency Response and Impedance

Graphs showing frequency response and impedance for SM and SW series speakers.

Horizontal Directivity Patterns

Polar plots illustrating horizontal sound dispersion at various frequencies for SM series.

Vertical Directivity Patterns

Polar plots illustrating vertical sound dispersion at various frequencies for SM series.