Page 2 - TABLE OF CONTENTS; Professional Amplifiers
TABLE OF CONTENTS PAGE 1. FRONT AND REAR PANEL REFERENCE DRAWINGS 2. WARNINGS AND WARRANTY INFORMATION 3. INTRODUCTION 4. GETTING STARTED 5. FRONT PANEL FEATURES AND CONTROLS 6. REAR PANEL FEATURES AND CONTROLS 7. INPUT “A” AND “B” MODE SWITCHES 8. MODE SWITCH OPERATION 9. OUTPUT “A” AND “B” WIRING ...
Page 3 - FRONT AND REAR PANEL REFERENCE DRAWINGS
+ 1+ 1- POS NEG OUTPUT B 1+ 2+ POS NEG BRIDGED MONO 2+ 2- POS NEG 1+ 1- OUTPUT A OUTPUT B OUTPUT A OUTPUT B BRIDGED MONO A + _ B BRIDGED + _ _ SLEEVE = GROUND SHIELD MODEL S-SERIES Professional Power Amplifier WWW.WHARFEDALEPRO.COM POWER BREAKER CAUTION 2= HOT (+) XL R ¼” 1= GROUND SHIELD 3= COLD (-...
Page 4 - WARNINGS AND WARRANTY INFORMATION
WARNINGS AND WARRANTY INFORMATION Unpacking: All Wharfedale Pro products are fully tested before leaving the factory. After unpacking , please inspect the unit . In the event of any noticed damage due to shipping, contact your dealer and the shipping provider immediately to file a shipping damage cl...
Page 5 - Introduction
3 Introduction Thank you for your purchase of a Wharfedale Pro S-Series professional power amplifier. Please read this manual completely to ensure proper operation and complete understanding of the features of these products. The Wharfedale Pro S-Series power amplifiers are designed for ease of use,...
Page 6 - Getting Started; AC Power Connections
Getting Started 1. AC Power Connections All S-Series power amplifiers are equipped with an internal AC power supply. Connect theappropriate grounded IEC power cable to the power amp BEFORE connecting it to the power outlet. It is important to allow adequate ventilation to the powered mixer as it may...
Page 7 - FRONT PANEL - FEATURES AND CONTROLS
FRONT PANEL - FEATURES AND CONTROLS 1. Power switch: Push to turn power on or off. 2. Power On LED: This LED lights when the power is on for the amplifier. 3. Protect LED: This LED will light up when a fault is detected in the amplifier operation. 4. Bridge LED: This LED lights up when the amplifier...
Page 8 - REAR PANEL – FEATURES AND CONTROLS; INPUT “A” XLR and 1⁄4” Balanced Line Input jacks:; These XLR inputs are; INPUT “B” XLR and 1⁄4” Balanced Line Input jacks; Positive and negative binding posts are; OUTPUT “B” Binding Post Outputs; Speakon®-type connector provided for; OUTPUT “B” Speakon Output Jacks; Plug the appropriate A/C power cord to this connector.; DO NOT ATTEMPT TO BYPASS THE GROUND CONNECTION OF THE POWER CORD!; Provides short circuit protection to amplifier outputs.
6 REAR PANEL – FEATURES AND CONTROLS 1. INPUT “A” XLR and ¼” Balanced Line Input jacks: These XLR inputs are balanced input jacks and ¼” TRS (Tip / Ring / Sleeve) balanced / unbalanced inputs. These jacks are designed to be connected to +4dBu balanced or unbalanced line level sources. 2 . INPUT “B” ...
Page 9 - INPUT A & B MODE SWITCHES
INPUT A & B MODE SWITCHES The MODE SWITCHES for the S-2500 provide the means to configure the amplifier in for a variety of different applications. The following legend shows the available selections. 7 Switch 1: is not used INPUT A Switch 2: Engages the signal LIMITER in the ON (up) position an...
Page 10 - MODE SWITCH OPERATION
MODE SWITCH OPERATION LIMITER A limiter is a circuit that prevents signal overload and distortion in an audio signal path. When engaged, the internal limiter circuit will keep the audio signal from going over a preset level threshold, thereby helping to prevent signal distortion within the amplifier...
Page 11 - NL-4 CONNECTOR WIRING; OUTPUT “; FULL RANGE; FULL
OUTPUT “ A ” AND “ B ” WIRING OPTIONS Output wiring options consist of NL-4 “Speakon®-type” female connectors for the left and right outputs along with industry standard binding posts for direct wiring connections or wiring with banana plugs. 9 NL-4 CONNECTOR WIRING OUTPUT “ A ” & “ B ” FULL RAN...
Page 12 - FULL RANGE SHARED OUTPUT; USING OUTPUT “A” NL-4; DUAL
USING OUTPUT JACK “ A ” NL-4 FOR BOTH OUTPUTS 10 BRIDGED-MONO MODE NL-4 WIRING * : FULL RANGE SHARED OUTPUT 1+ = POSITIVE - OUTPUT A 1 - = NEGATIVE - OUTPUT A 2+ = POSITIVE - OUTPUT B 2 - = NEGATIVE - OUTPUT B BRIDGED MODE 1+ = POSITIVE 2+ = NEGATIVE USING OUTPUT “A” NL-4 S-SERIES Professional Ampli...
Page 13 - BINDING POST WIRING OPTIONS; CONNECTING BARE ENDED SPEAKER CABLE LEADS
BINDING POST WIRING OPTIONS 11 As shown in the graphic above, the stereo and bridged mono applications can be connected as indicated. Binding post wiring can be done with spade connectors, bare wire ends tightened into the binding posts or via banana plugs inserted into the end of the binding posts....
Page 15 - CONNECTING SPEAKER CABLE BRIDGED-MONO; MODE REQUIRES
BRIDGED MONO NEGATIVE LEAD TO SPEAKER POSITIVE LEAD TO SPEAKER CONNECTING SPEAKER CABLE BRIDGED-MONO 13 BRIDGE S-SERIES Professional Amplifiers + _ A + _ B B + _ BRIDGED-MONO MODE REQUIRES SWITCH #10, #11 & #12 TO BE IN THE “UP” (ON) POSITION MODE SWITCHES ON 1 2 3 4 5 6 7 8 9 101112
Page 16 - GENERAL OPERATING INSTRUCTIONS; MICROPHONES; SPEAKER A; BASIC STEREO SOUND SYSTEM HOOKUP
GENERAL OPERATING INSTRUCTIONS Make sure that the power switch is set to the OFF position while making connections to and from the power amplifier. Connect all external components. Speakers, Microphones, instruments, etc. Check for secure connections. Turn all level controls down on mixers, amplifie...
Page 20 - IAG Professional reserves the right to alter or improve
Wharfedale International LTD. IAG HOUSE Sovereign Court, Ermine Business Park, Huntingdon, Cambs, PE29 6XU, England www.wharfedalepro.com IAG Professional reserves the right to alter or improve specifications without notice. All rights reserved © 2007 Wharfedale Pro Wharfedale Pro is a member of the...