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AUDIO-VIDEO SURROUND RECEIVER

© 2003-8 PRINTED IN KOREA

B51-5875-00 (K/K) 1362

*

Refer to parts list on page 6.  

VR-7070A/7080A

SERVICE MANUAL

 THX

 SPEAKER EQ ACTIVE EQ

DSP  

STEREO INPUT MODE DIMMER

SOUND TONE

SETUP

BAND

AUTO MEMORY

MULTI CONTROL

LISTEN MODE

TUNER

MD/TAPE

VIDEO 3

VIDEO 2

VIDEO 1

PHONO

CD/DVD

THX

DTS

CS 

II

DOLBY DIGITAL

SPEAKER EQ

ACTIVE EQ

A SPEAKERS B

PHONES

DOWN

MUTE

AV AUX

S VIDEO

VIDEO

L-AUDIO-R

UP

VOLUME CONTROL

STANDBY

POWER

ON/STANDBY

 DVD/6CH

Front glass 

*

(B10-)

Knob  
(K29-8268-04)

Panel  
(A60-2336-02)

Knob  
(K29-8272-04)

Sub panel ass'y 
(A22-1874-01)

Knob ass'y  
(K29-8137-03)

Knob ass'y  
(K29-8137-03)

Dressing panel  
(A21-3983-12)

Note:

A different information will be available from this service manual.  Pls refer to original service manual(B51-5843-00), too.

+

+

-

-

SPEAKERS(8-16)

SPEAKERS(8-16)

PRE OUT

FRONT A

SURROUND

SURROUND BACK/

SUBWOOFER

FRONT B

CENTER

FRONT B

-

+

PHONO

CD/DVD

MD/TAPE

REC OUT

VIDEO 1

PLAY IN

PLAY IN
VIDEO 2

VIDEO 3

PLAY IN

DVD/6CH.INPUT

FRONT

SURROUND

COAXIAL

SYSTEM CONTROL

OPTICAL

CD/DVD

OPTICAL

VIDEO 3

OPTICAL

CD/DVD

DIGITAL IN

DIGITAL OUT

IN

VIDEO

S VIDEO

IN

VIDEO

DVD/6CH

VIDEO 2

VIDEO
    3
   IN 

DVD
  IN

IN

DVD

ROOM B

FRONT

CENTER

SURROUND

       IR
RECEIVER 
       IN

       IR
REPEATER 
       OUT

SURROUND
      BACK

     SUB
WOOFER

MONITOR

OUT

ROOM B

OUT

SUB WOOFER

IN

IN

REC OUT

PLAY IN

PLAY IN

PLAY IN

PLAY IN

REC OUT

CENTER

OUT

IN

VIDEO

VIDEO

AC OUTLETS

150W 1.25A MAX.

SWITCHED TOTAL

WHITE

GREEN

RED

L

R

Y

CB

Y

Y

CB

Y

-

+

BLUE

PURPLE

GREY

L

R

L

R

COMPONENT VIDEO

MONITOR OUT

FM

75

GND

AM

ANTENNA

GND

AC power cord 
(E30-2941-05)

Pin jack  
(E63-1080-05)

AC outlet 
(E03-0148-05)

Pin jack    
(E63-1317-05)x2

Lock terminal board   
(E70-0160-05)

Pin jack    
(E63-1313-05)

AC power cord bushing
(J42-0349-05)

Cylindrical receptacle  
(E56-0040-05)x3

Pin jack    
(E63-1248-05)

Pin jack    
(E63-1246-08)

Pin jack  
(E63-1316-05)

Miniature phone jack  
(E11-0389-05)

Miniature phone jack  
(E11-0291-05)

Pin jack    
(E63-1247-05)

Screw terminal board    
(E70-0150-05)x2

Pin jack  
(E63-1293-05)x2

Pin jack    
(E63-1317-05)x2

Miniature phone jack  
(E11-0293-05)

Metallic cabinet  
(A01-3894-01)

Tuner ass'y  
(W02-2974-15)

Oscillating module
(W02-2732-05)

Optical receiving module  
(W02-2731-05)

Pin jack  
(E63-1315-05)

70%

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Summary of Contents for VR-7070A

Page 1: ...DIGITAL OUT IN VIDEO SVIDEO IN VIDEO DVD 6CH VIDEO2 VIDEO 3 IN DVD IN IN DVD ROOM B FRONT CENTER SURROUND IR RECEIVER IN IR REPEATER OUT SURROUND BACK SUB WOOFER MONITOR OUT ROOMB OUT SUBWOOFER IN IN RECOUT PLAYIN PLAYIN PLAYIN PLAYIN RECOUT CENTER OUT IN VIDEO VIDEO AC OUTLETS 150W 1 25A MAX SWITCHED TOTAL WHITE GREEN RED L R Y CB Y Y CB Y BLUE PURPLE GREY L R L R COMPONENT VIDEO MONITOR OUT FM 7...

Page 2: ...FF Volume level BASS TREBLE INPUT level TONE ON OFF LOUDNESS ON OFF Dimmer level MD TAPE settings Listen mode setting Speaker settings SW RE MIX ON OFF Distance setting Bass peak level Input mode setting Midnight mode setting PRO LOGICII mode setting CS II mode setting Broadcast band Frequency setting Preset stations Tuning mode THX mode DSP mode ACTIVE EQ mode SPEAKER EQ mode FM indoor antenna 1 ...

Page 3: ...56 SBch W37 R458 R454 C454 W67 R460 R464 W39 R411 C450 C411 W35 R439 W49 R440 C406 C405 R412 C426 R502 R414 R420 C316 4 1 19 1 18 2 R442 C402 W36 W44 R421 R302 W26 R322 R312 R342 R344 SLch R432 R433 C431 R430 SRch C437 R428 W66 W40 C409 R503 C427 R415 R446 R403 C410 R404 R422 C428 R416 C403 C444 R444 R504 R410 FLch FRch R427 R426 R425 R413 R419 W28 W32 C432 C407 C425 R501 W34 R401 R441 C441 R407 C...

Page 4: ... 22 44 42 22P 0 1 18 R624 220 R627 220 3 3K R625 R628 220 C611 1000P 20 2 5V 19 RD A1 C610 12 0 01 16 CS DATA0 19 18 17 D GND 2 DATA3 DATA2 DATA1 14 15 13 CP601 10K R807 1 R614 220 DATA7 DATA6 DATA5 DATA4 VD2 11 8 9 10 A0 7 1 4W CP602 10K 7 100u10 R690 470 1 4W R691 4 7 C657 3 2 1 5V 5V 6 5 3 3K R612 R613 220 6 R808 2 5V 1 4W 1 5V 10u50 C670 2 1 4W 4 7 C668 0 1 R641 C636 4700P C637 4700P R635 R644...

Page 5: ...P 1 220 R743 12V 12V 11 100P 15 14 C744 13 12 10 9 8 7 6 C709 4700P 12V R742 220 7 4 C708 100P C710 100P 12V C707 100P 8 1 R741 220 1 4 7K 5 4 R751 3 2 12V R752 5 6K 20 SW N C CK DATA 16 17 18 19 21 22 23 24 25 17 16 30 RS IN2 RS FR LS LS IN2 FL 26 27 VDD 28 29 12V 4 7K R753 R754 5 6K SLAVE 38 39 RX3 P VDD P VSS 31 L OUT1 R OUT1 29 30 L IN R IN 32 33 0 1 34 35 36 37 RX4 R R639 18K C631 1 4W R640 4...

Page 6: ...0 CE04KW1H220M ELECTRO 22UF 50WV C451 CE04KW1E221M ELECTRO 220UF 25WV C452 CE04KW1H220M ELECTRO 22UF 50WV C453 454 CC45FSL1H221J CERAMIC 220PF J C457 CQ93FMG1H392J MYLAR 3900PF J 601 1C A01 3894 01 METALLIC CABINET 602 1C A09 1274 08 BATTERY COVER K7P7 602 1C A09 1275 08 BATTERY COVER K8P8 604 2C A21 3983 12 DRESSING PANEL 605 2D A22 1874 01 SUB PANEL ASSY 606 2C A60 2336 02 PANEL 607 1C A70 1619 ...

Page 7: ...2E150J FL PROOF RD 15 J 1 4W D201 206 HSS104A DIODE D201 206 1SS133 DIODE D401 MTZJ3 9 B ZENER DIODE D401 RD3 9ES B ZENER DIODE D402 MTZJ5 1 B ZENER DIODE D402 RD5 1ES B ZENER DIODE IC101 NJM2584D ANALOGUE IC IC102 NJM2580D ANALOGUE IC IC201 BA05T ANALOGUE IC IC202 TC74HC00AP IC 2INPUT NAND GATE IC401 NJM4580D D IC OP AMP X2 IC402 NJM4565D D IC OP AMP X2 IC403 NJM4580D D IC OP AMP X2 IC404 NJM4565...

Page 8: ... Effective power output during SURROUND operation FRONT 20 20 kHz 0 09 T H D at 8 Ω one channel driven 120 W 120 W CENTER 20 20 kHz 0 09 T H D at 8 Ω one channel driven 120 W SURROUND 20 20 kHz 0 7 T H D at 8 Ω one channel driven 120 W 120 W SURROUND BACK SUBWOOFER 20 20 kHz 0 09 T H D at 8 Ω one channel driven 120 W Total harmonic distortion 0 009 1 kHz 60 W 8 Ω 120 watts per channel minimum RMS ...

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