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Russound R850MC Installation  Manual

Rev. 3

SAFETY INSTRUCTIONS

The  lightning  flash  with  arrowhead  symbol, 

within  an  equilateral  triangle,  is  intended  to  alert 

the user to the presence of uninsulated dangerous 

voltage  within  the  product’s  enclosure  that  may 

be of sufficient magnitude to constitute a risk of electric 

shock to persons.

The  exclamation  point  within  an  equilateral 

triangle  is  intended  to  alert  the  user  to  the 

presence of important operating and maintenance 

(servicing)  instructions  in  the  literature 

accompanying the appliance.

Safety Instructions

Read Instructions - All the safety and operating instructions 

1. 

should be read before the appliance is operated.
Retain  Instructions  -  The  safety  and  operating  instructions 

2. 

should be retained for future reference.
Heed  Warnings  -  All  warnings  on  the  appliance  in  the 

3. 

operating instructions should be adhered to.
Follow  Instructions  -  All  operating  and  user  instructions 

4. 

should be followed.
Water and Moisture - The appliance should not be used near 

5. 

water; for example, near a bathtub, washbowl, kitchen sink, 

laundry  tub,  in  a  wet  basement,  or  near  a  swimming  pool. 

The apparatus shall not be exposed to dripping or splashing 

liquids and no objects filled with liquids, such as vases, shall 

be  placed  on  the  apparatus.  Do  not  touch  the  appliance 

with wet hands. Do not handle the appliance or power cord 

with wet or damp hands. If water or any other liquid enters 

the appliance cabinet, take it to qualified service personnel 

for inspection.

Cleaning  -  The  appliance  should  be  cleaned  only  as 

6. 

recommended by the manufacturer. From time to time you 

should  wipe  off  the  front  and  side  panels  and  the  cabinet 

with a soft cloth. Do not use rough material, thinners, alcohol 

or other chemical solvents or cloths since this may damage 

the finish or remove the panel lettering.
Ventilation  -  The  appliance  should  be  situated  so  that 

7. 

its  location  or  position  does  not  interfere  with  its  proper 

ventilation.  For  example,  the  appliance  should  not  be 

situated  on  a  bed,  sofa,  rug,  or  similar  surface  that  may 

block  the  ventilation  openings,  or  placed  in  a  built-in 

installation, such as a bookcase or cabinet that may impede 

the  flow  of  air  through  the  ventilation  openings.  Place  the 

unit  in  a  well-ventilated  location,  leaving  at  least  2  inches 

(5 cm) of clearance on all sides, top and rear of unit for air 

flow.  If  ventilation  is  blocked,  the  unit  may  overheat  and 

malfunction.
Heat  -  The  appliance  should  be  situated  away  from  heat 

8. 

sources  such  as  radiators,  heat  registers,  stoves,  or  other 

appliances (including amplifiers) that produce heat.
Grounding  or  Polarization  -  Precaution  should  be  taken  so 

9. 

that the grounding or polarization means of an appliance is 

not defeated.
Power  Cord  Protection  -  Power  supply  cords  should  be 

10. 

routed so that they are not likely to be walked on or pinched 

by  items  placed  upon  or  against  them,  paying  particular 

attention to cords at plugs, receptacles, and the point where 

they exit from the appliance.
Power  Sources  -  The  appliance  should  be  connected  to  a 

11. 

power  supply  only  of  the  type  described  in  the  operating 

instructions or as marked on the appliance.
Main Power Disconnect - The power switch is a single-pole 

12. 

switch. When the switch is in the “Off” position, the appliance 

is  not  completely  disconnected  from  the  main  power. The 

main power plug is used as the disconnect device and shall 

remain readily operable. When installing the product, ensure 

that the plug is easily accessible.
Non-Use Periods - The power cord of the appliance should 

13. 

be unplugged from the outlet when left unused for a long 

period of time. 
Attachments  -  Only  use  attachments/accessories  specified 

14. 

by the manufacturer. 
Carts  and  Stands  -  The  appliance  should 

15. 

be  used  only  with  a  cart  or  stand  that  is 

recommended  by  the  manufacturer.  An 

appliance  and  cart  combination  should  be 

moved  with  care.  Quick  stops,  excessive 

force and uneven surfaces may cause the appliance and cart 

combination to overturn.
Wall  or  Ceiling  Mounting  -  The  appliance  should  be 

16. 

mounted to a wall or ceiling only as recommended by the 

manufacturer. 
Location of the Amplifier - Do not mount this unit under a 

17. 

kitchen  cabinet.  Do  not  expose  the  amplifier  to  direct  sun 

light or heating units as the amplifier internal components’ 

temperature may rise and shorten the life of the components. 

Avoid damp and dusty places.
Object  and  Liquid  Entry  -  Care  should  be  taken  so  that 

18. 

objects  do  not  fall  and  liquids  are  not  spilled  into  the 

enclosure through the openings.
Servicing  -  The  user  should  not  attempt  to  service  the 

19. 

appliance  beyond  that  described  in  the  operating 

instructions.  All  other  servicing  should  be  referred  to 

qualified service personnel.
Damage  Requiring  Service  -  The  appliance  should  be 

20. 

serviced by qualified service personnel when: A. The power 

supply cord or the plug has been damaged; B. Objects have 

fallen,  liquid  has  been  spilled  into  the  appliance;  C.  The 

appliance has been exposed to rain; or D. The appliance does 

not appear to operate normally; or E. The appliance has been 

dropped or the enclosure is damaged.

CAUTION:  TO  REDUCE THE  RISK  OF  ELECTRIC 

SHOCK, DO NOT REMOVE THE COVER. NO USER-

SERVICEABLE  PARTS  INSIDE.  REFER  SERVICING 

TO QUALIFIED SERVICE PERSONNEL.

WARNING:  TO  REDUCE  THE  RISK  OF  FIRE 

OR  ELECTRIC  SHOCK,  DO  NOT  EXPOSE  THIS 

APPLIANCE TO RAIN OR MOISTURE.

Note:  This  equipment  has  been  tested  and  found  to  comply 

with the limits for a Class B digital device, pursuant to part 15 of 

the  FCC  rules.  These  limits  are  designed  to  provide  reasonable 

protection  against  harmful  interference  in  a  residential 

installation. This equipment generates, uses and can radiate radio 

frequency  energy  and,  if  not  installed  and  used  in  accordance 

with  the  instructions,  may  cause  harmful  interference  to  radio 

communications. However, there is no guarantee that interference 

will not occur in a particular installation. If this equipment does 

cause harmful interference to radio or television reception, which 

can  be  determined  by  turning  the  equipment  off  and  on,  the 

user is encouraged to try to correct the interference by one of or 

more of the following measures: reorient or relocate the receiving 

antenna;  increase  the  separation  between  the  equipment  and 

receiver;  connect  the  equipment  into  an  outlet  on  a  circuit 

different from that to which the  receiver is connected, or consult 

the dealer or an experienced radio/TV technician for help.

This Class B digital apparatus complies with Canadian ICES-003.

Cet appareil numérique de la classe B est conforme à la norme 

NMB-003 du Canada.

Summary of Contents for R850MC

Page 1: ...R850MC 4 Zone 8 Channel Power Amplifier Installation Manual...

Page 2: ...witch is a single pole 12 switch When the switch is in the Off position the appliance is not completely disconnected from the main power The main power plug is used as the disconnect device and shall...

Page 3: ...to safeguard the amplifier under a thermal overload condition Thermal protection mode can only engage when the unit has been run at high volume for extended periods of time without adequate ventilatio...

Page 4: ...t and Rear Panel Speaker Outputs Fuse Receptacle Power Switch Line input Delay Time Line Bus Switch Gain Controls Stereo Bridge Mono Switch Bus Input Output R850MC Rear Panel 12VDC Trigger in out R850...

Page 5: ...ols independently adjust the sound level for each channel When used in the bridged mode only the Left control is used Power Switch Turns the amplifier on off This switch does not disconnect the main p...

Page 6: ...tribution system or home theater system When used with an audio distribution preamp each zone can independently drive one of several different sources by using each zone s individual line audio inputs...

Page 7: ...Left In Right In Right Speaker 8 ohm Positive Negative Left Speaker 8 ohm Speaker cable Positive Negative Speaker cable When the amplifier is in Bridged mode operation both the left and right channel...

Page 8: ...Response 20Hz to 20KHz 0 3dB Input Sensitivity 70mV for 1W at 8 ohms 500mV for 50W at 8 ohms Input Impedance 47kohms Line Input Voltage Gain 32dB Delay Time 0 5 to 4 5 minutes Input Trigger 12VDC 10k...

Page 9: ...only through authorized Dealers and Distributors to ensure that customers obtain proper support and service Any Russound product purchased from an unauthorized dealer or other source including retaile...

Page 10: ...10 Russound R850MC Installation Manual Rev 3 notes...

Page 11: ...11 Russound R850MC Installation Manual Rev 3 notes...

Page 12: ...russound com 28 1169 Rev 3 07 28 10 2010 Russound All rights reserved All trademarks are the property of their respective owners Specifications are subject to change without notice Russound is not re...

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