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Table Of Contents

Plena Mixer Amplifier

Installation and Operating Manual

LB B 1903/10, LBB 1906/10,

LB B 1912/10, LB B 1914/10

Summary of content (24 pages)

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Plena Mixer Amplifier Installation and Operating Manual en LBB 1903/10, LBB 1906/10, LBB 1912/10, LBB 1914/10
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Plena Mixer Amplifier | Installation and Operating Manual | Important safeguards en | 3 Important safeguards 1 Read instructions - All the safety instructions for use should be read before the system is operated. 2 Retain instructions - The safety instructions and instructions for use should be retained for future reference. 3 Heed warnings - All warnings on the unit and in the operating instructions should be adhered to.
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Plena Mixer Amplifier | Installation and Operating Manual | About this manual en | 4 About this manual This manual provides all the information required to install and operate the unit. Conventions Warning Follow these instructions to prevent personal injury. Caution Follow these instructions to prevent damage to the equipment. Note Read these instructions for tips and other useful information. Safety precautions Warning Do not open the unit when it is connected to the mains.
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Plena Mixer Amplifier | Installation and Operating Manual | Table of contents en | 5 Table of contents Important safeguards..........................................................................................................................................................3 About this manual ..............................................................................................................................................................4 Safety precautions...................................
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Plena Mixer Amplifier | Installation and Operating Manual | Table of Contents Bosch Security Systems | 2003-09 | 3922 988 92883en en | 6
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Plena Mixer Amplifier | Installation and Operating Manual | About the mixer amplifier 1 en | 7 About the mixer amplifier JP406 JP401 100V Phantom Power 100V 0 INS INS Out In 70V Click suppression 70V 70V JP802 100V JP402 8 Ohm 0 8 Ohm 0 0 LINE/MIC JP403 Call Only 0 0 0 LINE/MIC Mix O nly JP405 0 + 24V - Call Active 24V 201 115V,230V 0 Call Only 0 0 0 Zone 1 Call/Mix 0 0 100V JP901 100V Z1 Front JP902 100/70 70V 70V 8 Ohm 8 Ohm Call/Mix 0 0 0 0 Zone 2 Call/Mix
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Plena Mixer Amplifier | Installation and Operating Manual | About the mixer amplifier en | 8 1.1 Controls and connections (front) 3 2 4 8 9 Only for LBB1914/10 Plena Mixer Amplifier 1 0 dB -6 dB 2 Select CD AUX Master Zone 1 Zone 2 -20 dB Power 1 3 4 5 Line 6 7 10 11 12 13 Figure 1.
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Plena Mixer Amplifier | Installation and Operating Manual | About the mixer amplifier en | 9 1.2 Controls and connections (rear) 7 8 9 10 11 12 13 14 L Tel/Emer.
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Plena Mixer Amplifier | Installation and Operating Manual | Internal settings 2 en | 10 Internal settings Mic. 3 Mic. 1 JP403 JP405 70V JP802 JP401 Mic. 2 VOX JP406 JP402 Mic. 4 100V 1 2 3 100V Mic. 3 JP405 VOX JP406 JP802 JP401 Mic. 4 JP402 2 3 70V JP403 1 Mic. 2 Mic. 1 LBB1903/10 LBB1906/10 LBB1912/10 VR401 1 2 3 OFF 1 2 3 ON Figure 2.1 Mic. 3 JP401 Mic. 1 JP403 JP405 VOX JP406 JP402 Mic. 2 Mic. 4 JP902 Mic.
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Plena Mixer Amplifier | Installation and Operating Manual | Internal settings en | 11 2.3 Setting the chime volume Adjusting the potentiometer VR401 changes the volume of the chime attention signal, preceding a priority call. Be careful not to adjust VR701; this is a power amplifier factory adjustment. 2.4 Setting the output voltage for LBB1903, LBB1906 and LBB1912 Direct outputs for 70 V, 100 V and low impedance (8 Ohm) loudspeakers are provided.
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Plena Mixer Amplifier | Installation and Operating Manual | Installation in rack 3 Installation in rack 115V /230 V Call/M 70 Rate d power input : 400V A ix V0 8 Appa ra conn tus deliv ected ered for 23 0V- Call O nly M ix Onl 0 10 y 24V 0/70V DCIn 0 100/ 70V 0 Tel/Em er. 0 Plena L R Mixer 0 dB -6 dB -20 dB 0 2 CD Out Chime Ampl ifier This ap 1 Line In Out 1V Mic/Lin Inc e Mic/Lin 1 e 2 paratu 115V/2 30V 3 s mus t 2 Powe Aux 1- -3 4 .
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Plena Mixer Amplifier | Installation and Operating Manual | External settings and connections 4 en | 13 External settings and connections 4.1 Connect the DC supply (battery) 115V /230 V Call/ 70 Rated power input : 40 0 VA Mix V0 8 Appar at conn us deliv ered ected for 2 30V- Cal O nly M ix On 0 10 ly 24 0/70V VDC 0 100/ In 70V 0 Tel/Em er. 0 L R 0 2 CD Out Chime This Aux 1- -3 4 .
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Plena Mixer Amplifier | Installation and Operating Manual | External settings and connections en | 14 Microphone 1 input has a 5-pole DIN (for a 3 or 5-pole DIN microphone) and a 6.3-mm phone jack connector wired in parallel. Only when connecting a microphone with a priority contact on pin 4 and 5 of the 5-pole DIN connector (2), this input has priority over all inputs except the emergency input.
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Plena Mixer Amplifier | Installation and Operating Manual | External settings and connections en | 15 4.4 Microphone inputs 6 6 Tel/Em er. 0 L R Tel/E me 0 r. L 0 2 CD Out Chime Aux 1- -3 4 .5 Line In Out 1V Inc Mic/Lin e Mic/Lin e 1 R 2 115V/2 30V 3 4 0 2 Chim e CD Out Aux 1- -3 4 .
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Plena Mixer Amplifier | Installation and Operating Manual | External settings and connections en | 16 4.6 Music source inputs 10 13 Tel/Em er. 0 L R 0 2 CD Out Chim e Aux 1- -3 4 .5 Line In Out 1V Inc Mic/L ine Mic/L ine 1 Tel/E mer. 0 2 115V 3 4 Call/M 100V 0 70V Rated power input : 400VA ix 0 8 Warni R This 0 2 /230V Appar atus conne deliver cted ed for 230V- Call Only Mix Only 0 100/70 24VDC V 0 100/70 In V0 ng appara tus must be earthe d CD Chim e Aux 1- -3 4 .
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Plena Mixer Amplifier | Installation and Operating Manual | External settings and connections en | 17 4.8 Connecting loudspeakers LBB1903/10 LBB1906/10 LBB1912/10 Tel/Em er. 0 L R 0 2 CD Out Chime Aux 1- -3 4 .
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Plena Mixer Amplifier | Installation and Operating Manual | External settings and connections en | 18 4.8.2Low impedance loudspeakers Connect low impedance loudspeakers to the 8 Ohm/0 terminals. This output can deliver the rated output power into an 8 Ohm load. Connect multiple loudspeakers in a series/parallel-arrangement to make the combined impedance 8 Ohm or higher. Check the loudspeaker polarity for in-phase connection.
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Plena Mixer Amplifier | Installation and Operating Manual | Operation of mixer amplifier 5 en | 19 Operation of mixer amplifier 3 2 4 8 9 Only for LBB1914/10 Plena Mixer Amplifier 1 0 dB -6 dB 2 Select CD AUX Master Zone 1 Zone 2 -20 dB Power 3 4 Line Figure 4.6 Use the supplied mains cord to connect the system to the mains supply. 1 5 6 7 10 11 12 13 Figure 5.1 5.1 Source selection • • Use the music source selector (8) to select one of the connected music sources.
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Plena Mixer Amplifier | Installation and Operating Manual | Technical data 6 Technical data 6.1 Electrical Mains voltage Max mains power consumption LBB1903/10 LBB1906/10 LBB1912/10, LBB1914/10 Max mains inrush current LBB1903/10 LBB1906/10 LBB1912/10, LBB1914/10 Battery voltage Max battery current LBB1903/10 LBB1906/10 LBB1912/10, LBB1914/10 230/115 Vac, ±10%, 50/60 Hz 100 VA 200 VA 400 VA 4.5 A/9 A (230/115 Vac) 5 A/10 A (230/115 Vac) 8 A/16 A (230/115 Vac) 24 Vdc, +20%/-10% 1.6 A 3A 6A 6.
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Plena Mixer Amplifier | Installation and Operating Manual | Technical data Music input (Cinch, stereo converted to mono) Sensitivity 200 mV Impedance 22 kOhm S/N (flat at max volume) > 70 dB S/N (flat at min volume/muted) > 75 dB Headroom > 25 dB Emergency / telephone (Screw, balanced) Sensitivity Impedance VOX S/N (flat at max volume) 100 mV - 1 V adjustable > 10 kOhm threshold 50 mV attack time 150 ms release time 2 s > 65 dB Interconnection (Cinch) Nominal level Impedance 1V > 10 kOhm 6.
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Plena Mixer Amplifier | Installation and Operating Manual | Technical data 6.6 General EMC emission EMC immunity Acoustic noise level of fan Dimensions Weight LBB1903/10 LBB1906/10 LBB1912/10, LBB1914/10 19” mounting brackets acc. to EN 55103-1 acc. to EN 55103-2 < 40 dB SPL @ 1 m (LBB1912/10 and LBB1914/10 only) 100 x 430 x 270 mm (19” wide, 2U high) approx. 5 kg approx. 8.5 kg approx. 10.
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