DIGISYNTHETIC K7 Product Use Manual

DSP Karaoke Processor

For more product information, please refer to the contents of disc with this device.

Product use guide

MIC

User P reset s

FBE MIC

Effec t

Music

C/S.W

Surro und

Main

MUS VOL / EDIT

MIC VOL /Curs or

EFF VOL /Par. C oarse

Setti ng

STO/
RCL(H old)

Exit(Pr ess)

Lock(Ho ld)

DSP Ka raok e Proce ssor

Front panel profile

1

Versio n:V1. 0

1

2

4

98

3

5

7

6

17

Direct k ey of u ser prese ts

Microp hon e volume kn ob/Cursor ad just knob
Eff ect volume kno b/Paramete r coarse adjus t knob

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

3 microp hon e input jac ks were divide d into two group s.
(MIC 1 and 2 i n the g roup A, MIC 3 in th e gro up B) ,each

input ha s a cor respond ing adjustme nt potentiom eter.

Store/ r eca ll preset k ey (store by pre ss, recall by pr ess

and hold ).

Device s ett ing key.

Arrow ke y of me nu pages an d parameters ( pitch-shif t

up and dow n of mu sic just in t he home menu).

Music vo lum e knob/ EDI T / Exit &Loc k with multipl e
functi ons ( twist the k nob to adjust th e volume of musi c
just in th e hom e menu,ot herwiseit ad justs the valu e of
parame ter.EXIT by p res s, LOCK by pr ess and hold).

USB inte rfa ce(Typ e B).

Feedba ck el iminate e nable or disab le key.

Microp hon e menu key.

Eff ect menu key.

Music me nu ke y.

Main out put s menu key.

Center /Su bwoofer o utput menu key.

Surrou nd ou tput menu k ey.

Dot-Ma tri x LCD displ ay, used to di splay a variet y of
parame ter s adjustm ent informat ion and infrar ed
remote r ece iving win dow.

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

CAUTION: TO REDUCE THE RISK OF ELECTRIC

SHOCK DO NOT REMOVE COVER ( OR BACK)
NO USER-SERVICEABLE PARTS INSIDE
REFER SERVICING TO QUALIFIED PERSONNEL

≤2000m

The lightning flash with arrowhead synbol 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 s ufficientm agnitude
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
operation and maintenace (servicing) instruction in the
literature accompanying the appliance.

Onl y use i t b el ow th e a tt it ude of 20 00 ms f or sa ft y
applic ati on.

On ly us e it in nontropical clima te co ndi tio n for safty
applic ati on.

Please read the basic protective measure as below before using.

1. Please read all the safety instruction before using the product.

2. This product must be earthed. If it should be malfunction or break
dow n, gro unding provides a path of least resis tance for electric
current to reduce risk of electric shock.

3. This product is equipped with a cord having an equipment-grounding
conductor and a grounding plug. The plug must be plugged into an
appropriate outlet that is properly installed and earthed in accordance
with all local codes and ordinance.

DANGER- Improper connection of the e quipment-grounding

conducto r can result in a risk of electri c shock. Check with a
qu alified e lectric ian o r service man i f you a re in d oubt as to
whether the product is properly grounded. D o not modi fy the
plug provided with the product - if it will not fit the outlet, have
a proper outlet installed by a qualifi ed electrician.

4. To reduce the ri sk of inj ury, close supervision is necessary when
the product is used near children.

5. Do not us e this product ne ar water-for exa mple , near a bathtub,
washbowl, kitchen sink, in wet basement or near a swimming pool
or the lake.

6.

7. This product should be located so that its location or position does
not interfere with its proper ventilation.

8. Th is product should be located aw ay from hea t sources s uch as
radiators, heat registers or other products that produce heat.

9. The product should be connected to a power supply only of the type
described on the operation instructions or as marked on the product.

10. The power-supply cord of the product should be unplugged from
the outlet when left unused for a long period of time.
When unplugging the power-supply cord, do not pull on the cord,
but grasp it by the plug.

11. Car e should be taken so that ob ject do not fall and liquid are not
spilled into the enclosure through opening.

12. The product should be serviced by qualified service personnel when:
a) The power-supply cord or the plug has been damaged; or
b) O bjects ha ve been fallen, or liquid has be en spille d into the
product; or

IM PO RT AN T SAFETY INSTRU CT IO N

c) The product has been exposed to rain; or
d) The product does not appear to operate normally or exhibits a
marked change in performance; or

e) The product has been dropped or the enclosure damaged..

13. Do not attempt to service the product beyond that described in the
user-maintenance instructions.
All other servicing should be referred to qualified service personnel.

14. WARNING- Do not place objects on the product's power cord
or place it in a position where anyone could trip over, walk on
or roll anything over it. Do not allow the product to rest on or
t o b e i ns ta ll ed ov er po we r cor ds of a ny t ype. I mprop er
ins talla tions of this t ype cre ate the possi bilit y of fire hazard
and/or personal injury.

15. The power-supply cord should be unplugged from the outlet when
the products is completely power off from the electric power sources
and electric networks .

MIC

User Prese ts

FBE MIC

Effec t

Music

C/S.W

Surro und

Main

MUS VOL / EDIT

MIC VOL /Curs or

EFF VOL /Par. C oarse

Setti ng

STO/
RCL(H old)

Exit(Pr ess)

Lock(Ho ld)

DSP Ka raok e Proce ssor

10

11 12

13 15 16

14

Whethe r use d this prod uct alone or con nected to the po wer
amplif ier , speaker o r headset, exc essive volum e may cause
perman ent h earing lo ss. Don't use fo r a lon g time in large or
any volu me ma y cause dis comfort. If yo u feel any heari ng loss

or tinni tus , Please se ek medical adv ice.

/

WARNING: SHOCK HAZARD - DO NOT OPEN

MADE IN C HINA

120Va c 60Hz 30 W

IR REMOTE

HD Televison

DVD/VOD

2

11

1

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

Rear panelprofile

Mains in put

RS232C r eal -time PC co ntrol interf ace

S/PDIF c oax ial input i nterface

Synchr ono us video ou tput interfa ce

3-way (b ack ground / in put 1/ input 2) vi deo input inte rface

Stereo Au dio backgrou nd input

Stereo Au dio input 1

Stereo r eco rding out put interfac e

2 microp hon e input (A3 a nd B2) Jacks

Infrar ed re mote port

S/PDIF o pti cal input i nterface

Right ch ann el of main ou tput

Left cha nne l of main out put

Center o utp ut

Subwoo fer o utput

System connection diagram

Audio so urc e device

Optica l

Coaxia l

Video output

Input 1
Input 2

Backgr oun d music

Main rig ht ou tput

Main lef t out put

Center o utp ut

Profes sio nal power a mplifier

Microp hon e

On-lin e con trol

IR Remot e por t

USB inte rfa ce

PC

Centra l con trol equi pment

Infrar ed re ceiver

DVD(In put c onnecti on)

VCR (Inpu t conne ction )

LD/ CD(In put con necti on)

Record ing e quipmen t

Active S ubw oofer

Record ing o utput

Backgr oun d music

output 1

output 2

Subwoo fer o utput

Microp hon e

MIC

Front panel

Front panel

17

18

Surrou nd ou tput righ t

Surrou nd ou tput left

Surrou nd ou tput righ t

Surrou nd ou tput left

2

9

3

5

7

10

4

86

12

13

15 16

14 17

18

/

WARNING: SHOCK HAZARD - DO NOT OPEN

MADE IN C HINA

120Va c 60Hz 30 W

IR REMOTE

Stereo Au dio input 2