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Parassound

®

 ZoneMa

 

Rear

 

Input 

 

The Input

There are

 

Line 

 

Bus 1

 

Bus

 

2

 
 

Mode 

 

The Mode
the same 
 

Stere

right ch

 

Mono

and ro
mono s
the R+
All spe
 
The Mo
speake
point s

 

Bridg

single 
bridged
needed

 

Note:

 

 

When 
use th
the rea

 
 

  Safety

 If 

B

  D

B

  S

Z
h
po

 

aster

 

 1250 Own

r Panel

Select S

Select switch

e three optio

Input:

 

The z

zone

1

 

Input: 

The

Bus 
still a

2

 

Input: 

The

eithe
Leve
adju

Select S

e select switc

effect whethe

eo: 

The Stere

hannel input t

o: 

The Mono 

utes it to both

speakers to th

+ and R- termi

eakers will pla

ono Mode is 

ers and a sing

stereo speake

ged: 

The Brid

channel amp

d mode can b
d.  Another ap

When the Bri

connecting 

e L+ and R

ar panel loca

y Caution   

you plan to c

ridged output

Do NOT conne

ridged output
ustained high

oneMaster 12

igh powered a
ose a risk of f

ner’s Manual  

l Contr

Switch 

h selects whic

ns:

 

zone will play

e’s L and R Li

e zone will pla

1 L and R Inp

adjust the cha

e zone will pla

er the Bus 2 L
el input conne

st the channe

Switch 

h determines 

er you have s

eo setting rou

to the Right c

setting comb

h the Left and

he A output, o
inals). An add

ay the same M

particularly us

gle speaker w

er. 

dged Mode se

lifier with mor

be used to dri

pplication for 

idged Mode is

the speaker 
 terminals.  T

ated below th

      Bridge

connect two s

ts must each 

ect two speak

ts are each 4 

h power opera

250 if it is inst

amplifier, con

fire.

 

 

rols fo

ch audio sour

y the audio so

ine Input jack

ay the audio s

put jacks.  Th
annel levels fo

ay the audio s
L and R RCA
ector.  The L a

el levels for th

how the amp

selected the L

tes the Left c
hannel speak

bines the Left 

 Right channe

one speaker c

ditional two m

Mono signal.

seful for appli

wire are more 

etting interna

re than the tw

ve larger or le

the Bridged m

s selected on

wires to a zo

The L

 and R

he speaker te

ed Mode 4 

peakers in th

be 8 ohms. 

kers in the brid

ohms. 

ation in Bridge

talled in a con

ntinuous overh

or Each

rce will play in

urce that is c

ks. 

source that is 

e L and R lev

or the zone.

source that is 

jacks or the L

and R level co

he zone. 

plifier is utilize

Line inputs or 

channel input 

ker outputs.

 

and Right cha

el speaker ou

connects to th

mono speakers

ications such 

practical than

lly reconfigure

wice as much 

ess efficient s

mode is to po

ly the R chan

one where yo

R+ terminals

erminal. 

Ohm Minim

e bridged mo

dged mode if

ed Mode driv

nfined space w

heating can d

 

h Zone

n that zone.  

onnected to t

 connected to

vel controls w

connected to

L and R Spea

ontrols will sti

ed in that zon

one of the Bu

to the Left ch

annel inputs 

utputs.  In the

he L+ and L- 

s can be conn

as bathroom

n separate L 

es the left an

power output

speakers in la

ower a single 

nnel Input jack

ou selected 

 will not be u

mum Spea

ode, the spea

f the speakers

ving two speak

without adeq

damage the a

e

 

the 

o the 

will 

aker 

ill 

e.  The Mode

us inputs. 

 

Th

hannel speake

into a summe

e Mono mode 

and the other

nected to the

ms and hallway

and R wires a

d right amplif

t to drive a sin

arger spaces w

passive subw

k and Level c

Bridged Mod

used.  Follow

aker A+B Im

kers connecte

s connected t

kers could ov

uate ventilatio

amplifier and c

e select switch

here are three

er outputs and

ed L + R mono

you can conn

r speaker con

 B output term

ys where mon

and a single o

fier channels 

ngle speaker.

where more p

woofer.    

control are use

de you must

w the markin

mpedance

ed to the A an

to the A and B

verheat the 

on.  As with a

could ultimate

Page 9

 

h has 

e options: 

d the 

o signal 

nect two 

nnects to 

minals.  

no 

one-

into a 

. The 
power is 

ed.   

only 

gs on 

 

nd B 

any 

ely 

Содержание ZoneMaster 1250

Страница 1: ...Zo Mo Univ OWN one ode versal NER S eMa el 1 Twel S Manu aste 125 ve Ch ual TM er 50 hanne M el Amp plifier ...

Страница 2: ...ree prong grounding plug This plug will only fit into a grounding power outlet If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the grounding plug 11 Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them 12 ...

Страница 3: ...t dealer invoice and store it inside the ZoneMaster 1250 s carton If the ZoneMaster 1250 should require warranty repair you will need its original carton and foam packing inserts to ship it Please do not throw away the carton or foam packing inserts Parasound ZoneMaster 1250 Serial ____________________ Parasound Dealer ___________________________________ Parasound Dealer Phone Number _____________...

Страница 4: ...nnector 7 Speaker A and B Outputs and Speaker Impedance 8 Rear Panel Controls Input and Mode Switch 9 Channel Level Controls and Uses 10 Turn On Options 11 Selecting Audio Trigger or 12V Trigger by Zone 12 12V Trigger Jacks by Zone 13 Front Panel Power Buttons and Display 14 Frequently Asked Questions and Troubleshooting 15 If You Require Assistance or Warranty Repair 16 Specifications and Details...

Страница 5: ... in a standar et ears attac First remov talled for cosm ZoneMaster 1 adequate ven st 1 empty rac p of each othe r 1250 shipping car to 3 5mm mi ets and 8 brac er one is for th vel input conn inspect it tho ately if you fin e foam packin ood time to m gain Do not urces such as e ZoneMaster aster 1250 in an unventila erheating Eve culate adequa ew inches of e aster 1250 tig ucing equipm r 1250 as wi...

Страница 6: ...ed anged only b er 1250 can sa including Mex Most other c can operate s AC voltage cal electricity_by_ 0 that has b age is not co 0 s AC pow s are locate ctory to eithe d into the inc y a qualified afely operate xico as well a countries requ safely with AC ll your dealer _country Volta been damag overed by t wer cord C ed below the er 115V or 23 correct AC m d electronics with AC line as in Taiwan...

Страница 7: ...plifie are already co vel input conn el audio is als put to drive ad y the Bus 2 In aker input con aker wires It r tinned with s Speaker Lev sing large gau els 1 throu Inputs for ea e house audio o Line In for e nection o 6 zones T m integrator Master 1250 b nect cable s p of sound that speaker wire ons that any zone Input switch t ut switch to its zone can sele audio receive d the ZoneMa er This ...

Страница 8: ...ives system designers greater flexibility and can usually avoid the added expense complexity heat and power consumption of additional amplifiers The ability of the ZoneMaster to drive two pair of speakers is credited to Parasound s 2 ohm stable high current design Typical applications for using both Speaker A and B outputs might include a large living room with four ceiling speakers Another use fo...

Страница 9: ...e more etting interna re than the tw ve larger or le the Bridged m s selected on wires to a zo The L and R he speaker te ed Mode 4 peakers in th be 8 ohms kers in the brid ohms ation in Bridge talled in a con ntinuous overh or Each rce will play in urce that is c ks source that is e L and R lev or the zone source that is jacks or the L and R level co he zone plifier is utilize Line inputs or chann...

Страница 10: ...up the ZoneMaster 1250 s Level controls until the volume level in the room or zone is as high as you or the home owner might ever want it to be This is the most appropriate setting for the Level controls because it will improve sound quality and prevent the home owner from over driving the speakers Improving the Audio Trigger Turn On for Listening at Very Low Volume You might prefer to listen to m...

Страница 11: ... be ff manually o on trigger circ trigger source nd off individu Zone 12V A nd off by 12 vo V By Zone the ng turned on o on trigger circ A for each 12 witch determin ally There a el will turn all e 12V Input ja er voltage is re ch is set to 12 disabled to p r by mistake cuit in the Zon e ually by either Audio switches olts or turned e front panel P or off manuall cuit in the Zon 2V input nes wheth...

Страница 12: ...a nt at the Left dio signal cea ents unintende ng circuit fun nput jacks Bu he audio trigg low volume le ower volume l vel controls a n volt or the A n will be disa 12V trigger l er or 12 o 12V By Zon ach zone For labeled Tur switch to the d By Zone 1 6 s 12V Trigger ately turn off or Right inpu ases the zone ed turn off du ctions the sam us 1 Bus 2 In er in the Zone eveI an audi level simply t t ...

Страница 13: ...r Switc ated just abov e marked fo fier for an exte by Zon individual zon o the jack and ck We have 2V trigger outp one end of on The trigger gligible 5 mA er current draw ximum capaci u do not over ger outputs ar chain the inco ifier For exa ce to the Zone 4 12V input jac ou plug in the AC ground po heard in your tlet power str ch ve the fuse ho or on This sw ended period ne ne jacks are 3 the pl...

Страница 14: ...res are short circuited The indicators might also alternate flashing green and red depending on the musical content and volume levels This also indicates a problem Both channel number indicators for a zone will always illuminate the same color Causes for the front panel indicators to illuminate red are The speaker outputs for one or both channels of that zone are short circuited negative to positi...

Страница 15: ...ched the channel sees only 4 ohms If two 4 ohm speakers are attached the channel sees only 2 ohms The zone may have overheated and will not resume operation until it cools down Ensure that you have provided adequate ventilation especially when driving low impedance loads See page 14 for details Why is there no sound from my speakers Are the channel lights illuminated green on the front panel indic...

Страница 16: ...h are outside the Warranty Unit is not eligible for repair under the terms of the Parasound warranty if 1 Unit was not purchased from a Parasound Authorized Dealer 2 You do not have the original bill of sale or sales receipt from a Parasound Authorized Dealer 3 You are not the original owner The Parasound warranty is not transferable 4 Unit s serial number was removed modified or defaced 5 Unit sh...

Страница 17: ...Crosstalk 70 dB at 20 kHz Input Sensitivity 700mv Full output 50 Watts 8 Ω Total gain 29 dB Level controls set to Maximum S N Ratio 112 dB input shorted IHF A weighted DC Trigger Requirements 9 Vdc to 12 Vdc 5 mA Audio Trigger Requirements 2 mV audio signal AC Power Requirement 1500 Watts maximum 100 Watts typical 38 Watts idle all zones on 12 Watts idle one zone on 0 5 Watts standby 110 130 VAC 6...

Страница 18: ...Paras sound ZoneMa aster 1250 Own Paras ner s Manual sound Produc cts Inc 2250 Customer S www 0 McKinnon A Service 415 parasound c Ave San Fran 397 7100 com ncisco CA 94 4124 Page 18 ...

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