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A good user manual
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First and foremost, an user manual of Russound R1250MC should contain:
- informations concerning technical data of Russound R1250MC
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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Russound R1250MC alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Russound R1250MC, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Russound service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Russound R1250MC.
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Table of contents for the manual
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Page 1
R-Series R1250MC 6-Zone, 12-Channel Power Amplifier User’ s Manual R USSOUND R1250MC P OWER A MPLIFIER[...]
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Page 2
2 “WARNING” “ TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.” “CAUTION” “ TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER. NO USER - SERVICEABLE P ARTS INSIDE. REFER SERVICING TO QUALI- FIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol, within an equilateral tr[...]
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Page 3
3 INTRODUCTION The Russound R1250MC is a 12-channel power amplifier and is ideal for use as the main amplifier in home theater and distributed audio systems. The 12 channels are arranged in pairs to provide amplification for six ster eo zones. The R1250MC provides an array of useful fea- tures such as bridge mode operation, independent zone trigger[...]
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Page 4
4 4 1 2 3 4 5 1 8 9 10 6 1 2 3 4 5 6 11 Bus Input/Output: The bus line input is an optional input that can be used to connect a single source to multiple zones. The bus line output is a passive passthrough of the bus input and can be used to daisy chain the source to other amplifiers in the system. Line Input: The line audio input for each zone is [...]
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Page 5
5 Li ne In L R Bridg e In Speak er A Zone 1 L+ L- R- R+ L+ L- R- R+ Speak er B Line In Bus In Dela yTime L R + - Ster eo Bridg e Mono Stereo mode 4? minimum impedance Bridge mode 8? minimum impedance Out Trigger In 12V 100m A RCA Cable from source (-)Negative Speaker cable (+)Positiv e Li ne In L R Bridg e In Speak er A Zone L+ L- R- R+ L+ L- R- R+[...]
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Page 6
6 POSSIBLE SYSTEM CONFIGURA TION The R1250MC can be configured as the main amplifier for an audio distribution system or home theater system. When used with an audio distribution preamp, each zone can independently drive one of several differ ent sources by using each zone’ s individual line audio inputs, or a pair of zones can be bridged to crea[...]
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Page 7
7 SPECIFICA TIONS Single Zone Maximum Output Power: 50W per channel, 2 channels at 8 ohms (0.1% THD+N; f=1 kHz) 80W per channel, 2 channels at 4 ohms 140W at 8 ohms, 2 channels bridged All Zones Continuous Output Power: 35W per channel, 12 channels at 8 ohms 50W per channel, 12 channels at 4 ohms 100W at 8 ohms, each zone bridged THD+N: <0.05% f[...]
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Page 8
5 Forbes Rd. Newmarket, NH 03857, USA T el 603.659.5170 • Fax 603.659.5388 e-mail: tech@russound.com 28-1168 04/22/05 R-Series R1250MC Power Amplifier User’ s Manual[...]