PAM245 INSTRUCTION MANUAL COMMERCIAL M U LT I - Z O N E A M P L I F I E R
READ THIS FIRST PRECAUTIONS 1.Unpacking After removing the amplifier from the carton, inspect for any exterior damage to the unit. If damage is noted, notify the carrier at once so that a claim can be justified. Save all packing material. This is important when the claim is processed. 2.Ventilation To offset heat generated by the unit, it is necessary to provide ample ventilation around the unit. Avoid blocking or impeding the ventilation holes on the unit.
I M P O R TA N T S A F E T Y I N S T R U C T I O N S 1. Read these instructions completely. 2. Keep these instructions for future reference. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only with a dry cloth. 7. Do not block ventilation openings. Install in accordance with instructions. 8. Do not install on or near any heat sources such as radiators, heat registers, stoves or other apparatus (including amplifiers) that produce heat. 9.
THANK YOU! We at OSD Audio thank you for your purchase of our PAM245 amplifier. The PAM245 is an energy efficient Class D amplifier line. We have taken our customers’ input and created the perfect amplifier for almost any application. In addition to the great features you’ve come to expect in a OSD Audio amplifier, the PA series has ample inputs, an included IR-remote control, an RS232 input for integration with control systems, front panel locking capability, and includes all rack-mounting hardware.
S E C T I O N 1 : F E AT U R E S A N D S P E C I F I C AT I O N S • • • • • • • • • • • • • 240W RMS/480W Max Power AC 100-240V, 50/60Hz 3 XLR Microphone inputs with selectable 48 volt phantom power (Mic 1 has selectable priority) Telephone paging input Music on hold output 5 zoned speaker outputs (70V) Non-zoned 4/8 Ohm output RCA or XLR line output Front Bass and Treble controls Individual volume control for each input Master digital volume control Digital front panel lock RS232 input for integration wit
SECTION 2: CONTROLS AND CONNECTIONS 2) Volume Level Indicator: a. This display will indicate the level of volume of the amplifier. b. Volume can be changed either using the Master Volume Knob (#9) or by using the IR remote control 3) IR receiver: a. Aim your IR remote control at this window to control the amplifier. b. Range of the IR remote can be extended by using an optional IR repeater. 4) Microphone Volume Control Knobs: a. Turn the knob left to decrease the microphone volume relative to other inputs.
SECTION 2: CONTROLS AND CONNECTIONS REAR PANEL 12 19 20 13 21 22 23 24 14 15 16 25 26 17 18 27 28 12) Main Power Switch: a. This switch will completely turn the amplifier power on and off. 13) Commercial Speaker Zone Outputs: a. This amplifier comes complete with both constant voltage and constant impedance outputs. Only one type of output may be used at a time. Attempting to use both simultaneously could damage the amplifier and/or speakers and would void the warranty. b.
SECTION 2: CONTROLS AND CONNECTIONS 14) RS232 Connector: a. This connection allows the amplifier to be controlled by a remote source, such as a third party automation system. b. Programming instructions are available upon request. Please contact the OSD Audio Technologies Technical Support department. PLEASE NOTE: For Music-on-hold and Telephone Paging, please refer to the instructions of your PBX or telephone paging system for proper function.
SECTION 2: CONTROLS AND CONNECTIONS 22) Single-Zone Constant Impedance Outputs a. This amplifier comes complete with both constant voltage and constant impedance outputs. Only one type of output may be used at a time. Attempting to use both simultaneously could damage the amplifier and/or speakers and would void the warranty. b. This amplifier offers single-channel 4 Ohms and 8 Ohms outputs. 23) XLR Line Output: a.
SECTION 3: REFERENCE INFORMATION The following information is provided for reference only. Please consult a professional if unsure about any aspects of commercial or residential installations. SPEAKER CONNECTION The rear panel of the amplifier contains 5, zoned speaker connections. BE SURE TO CONNECT SPEAKERS PROPERLY, see line voltage instructions below.
SECTION 3: REFERENCE INFORMATION TELEPHONE LINE A telephone line input of 600 Ohms is provided. For phone systems with this feature, a Music on Hold output is also available. WHENEVER IN DOUBT ABOUT INSTALLATION, CONSULT WITH A PROFESSIONAL INSTALLER OR TECHNICIAN. OTHERWISE, PERSONAL INJURY, DAMAGE TO THIS AMPLIFIER AND/OR SPEAKERS MAY RESULT AND YOUR WARRANTY MAY BE VOID. SECTION 6: IR REMOTE CONTROL There is an IR Remote control included with every PA series amplifier.
WA R R A N T Y & R E PA I R OSD AUDIO electronics have (2) year Limited Warranty against defects in materials and workmanship. Proof of purchase must accompany all claims. During the warranty period OSD AUDIO will replace any defective part and correct any defect in workmanship without charge for either parts or labor. OSD AUDIO may replace returned electronics with a product of equal value and not OSD AUDIO’s responsibility.
