Mains socket
The mains lead supplied with the system should be connected to this socket. Mains power is fed to the systemthroughthislead.
The mains voltage and mains frequency for this equipment are stated on the back panel below the mains socket.
The machine must never be connected to any other form of power supply.
Themainsleadmustbedeployedinsuchawaythat
thereisnodangerofdamagetoit,e.g.byfurnit ureor bypersonstreadingonit.
M LINK
The M LINKconnectionisthecentralcontrolandpower supplysystemforall Msystemmachines.
Itis adigitalbus system usedbytheindividual c | om |
| |
ponents to exchange information (control commands, |
| ||
screen information). The extremely powerful SHC |
| ||
mainspowersupplyofthe | PA 820 Malsoprovidesthe |
| |
currentrequiredbyalltheothermachinesinthes | ys |
| |
tem,andsuppliesitviathe | M LINK. |
|
|
All the voltages required are stabilised and filter | ed a | ||
secondtimewithintheindividualsystemcomponents | , | ||
usingsophisticatedelectronicregulatorycircuits. |
|
| |
The SHC ( Symmetrical | High Current) mains power |
| |
supplydelivers currents ofup to 40 Amps, and at a | ll | ||
timesmaintainsmorethanadequatereservesofpowe | r | ||
forallareasofsignalprocessingandcontrol. It | offers |
significantly superior characteristics compared to individual,lowerratedpowersupplies.
Movingthemainstransformersawayfromthesensiti | ve |
source devices and preamplifiers is the key to the |
|
excellent signal : noise ratios which are a feature | of |
Mseriescomponents. |
|
Theearthsystemsoftheanalogueaudiosignalstag | es |
are completely separate from those of the digital | |
systems,whichvirtuallyeliminatesmutualinterfer | ence |
andotheradverseeffects. |
|
LINE IN
Power amplifier input for connection to the | LINE OUT |
outputsocketsofthe PT 820 M preamplifier. |
|
If your system includes a DD 820 M surround decoder,
theseinputsshouldbeconnectedtothesocketsmar | ked |
PA ↑ on the DD 820 M (see wiring diagram in | the |
DD 820 M operatinginstructions). |
|
SUB - LINK
Subwoofer signal socket for surround mode (only if | the |
systemincludesa DD 820 M). |
|
SUBW OUT
Two output sockets for connecting a subwoofer usin | g | ||
Cinch cables, or a subwoofer using an 8pin DIN |
| ||
socket( SC LINK). |
|
|
|
|
|
|
|
Note: |
|
|
|
Inadditiontotheaudiosignalsforthesubwoofer | ,the8 |
| |
pinDINsocketcarriescontrolsignalswhichallow | a | ||
subwoofertobecontrolledviathe | SC LINKinput. |
|
|
Usingthe SC LINK interfacethesubwoofercanbesetto |
| ||
switch on and off automatically as required, and th | e | ||
internalsubwooferfilterscanbeadjustedaccurat | elyand | ||
automatically to the requirements of the various |
| ||
operationalmodes,suchasStereo,DolbyDigital,dt | s,etc. |
|
47