Kenwood VR 3080 Support Question
Kenwood VR 3080 Support Question
Find answers below for this question about Kenwood VR 3080 - Dolby Digital Receiver.Need a Kenwood VR 3080 manual? We have 1 online manual for this item!
Question posted by ubcollkns on August 3rd, 2013
How Do I Connect My Tv And Directory To The Receiver
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Current Answers
Related Kenwood VR 3080 Manual Pages
Service Manual - Page 1
...RECEIVER
KRF-V7772D VR-3080
SERVICE MANUAL
© 1999-3/B51-5511-00 (K/K) 1841
Indicator (B12-0326-04)
Knob (K29-6855-03)
Indicator
Front glass
(B12-0333-04) (B10-2451-03)
Knob (K29-6855-03)
Panel * (A60-)
POWER ON/STANDBY
CLIP INDICATOR
DOLBY DIGITAL...IN
IN
DIGITAL IN VIDEO2 VIDEO3 VIDEO4 CD1
IRRECEIVER IROUT IRREPEATER
IN
LCD
OUT
DC12V 15mA REMOTE
SL16 TEXT
SYSTEM CONTROL
...
Service Manual - Page 2
... press
the blue button in the center of the battery case:
OPEN
3. Turn the receiver off . 2. Continue to set up PowerPad again.
2
Receiver
If none of the above solutions work, reset the microprocessor: (For USA and Canada) 1. KRF-V7772D/VR-3080
CONTENTS / ACCESSORIES
Contents
CONTENTS/ACCESSORIES/CAUTIONS 2 CONTROLS 3 DISASSEMBLY FOR REPAIR 4 BLOCK DIAGRAM 5 CIRCUIT...
Service Manual - Page 4
...escutcheon(@).
9 5 x2 4 2
43
10
13
14 11
14 13 13
15
4
Fig. 3 KRF-V7772D/VR-3080
DISASSEMBLY FOR REPAIR
[Check the audio PCB(X09)]
1. Remove the 9 screws (1,2,3). 2. Remove the X08(C/10)(J/10... the B side of J1, J62, J61, J2 on the X08(I/10) with an alligator clip lead wire (6). Connect between the each GND of the DSP PCB (X08)]
3 X08-
1.
Remove the knob(1), the nut (2), the ...
Service Manual - Page 5
KRF-V7772D/VR-3080
BLOCK DIAGRAM
5
(SIGNAL STAGE)
(X09)
... -6dB ATT L3,R3
L3,R3
CONFIG-2 FILLTER
IC12,13
L6,R6
IC42 TONE
DIGITAL
IC3
DIR DAC A/C CONVERTER CS4226
IC56,57 X51
IC51 DSP
IC52 SRAM
FL,FR
... OUT
J84 IR RECIEVER IN
J83 IR RECIEVER OUT
D571-574 IR LED REMOTE OUT
J82 SL16 TEXT
J81 SYSTEM CONTROL
(X09)
PHONES K,Y,M,X 1.3Vrms/32
J 1.1Vrms/32 5ch SP. OUTPUT K,Y,M,X 24.5V/6
J 20...
Service Manual - Page 7
...DOLBY DIGITAL LED : OFF ON)
TONE (TUNED) +10 (light on) OFF (light off)
ARENA JAZZ CLUB
THEATER STADIUM CATHEDRAL TAPE2 OFF ON
INPUT LEVEL 0dB -3dB -6dB
(Press the key for 2 secs) ANALOG DIGITAL
IR RECEIVER A(ON) OFF
4. KRF-V7772D/VR-3080...MUTE (X08)J81
SYSTEM CONTROL
(X08)IC72
(X08)
(X08)A91
(X08)J84
LCD REMOTE
IR RECEIVER IRREMOTE
IR RECEIVER
TRANSMIT IC
DESTINATION
uPD17215
7
Service Manual - Page 8
...10-13
TSW3-0
I /O Connect
Description
1-8 REM_D0-D7 O...DOLBY DIGITAL, DTS, MPEG DETECT
49
DSP_DTS I P.D. CODEC(CS4226) CHANNEL STATUS FREQ.
CODEC(CS4226) CHIP SELECT
47 CODEC_ERR I P.D. DSP(YSS912), CODEC(CS4226)DATA IN GND
41,42
XT2,1
-
- DSP(YSS912) AC-3 DETECT
51
AVDD
-
-
+5V
52
AVREF0
-
-
BIT 0
56,57
Not used
17
T_MUTE O P.U. KRF-V7772D/VR-3080...
Service Manual - Page 9
...-
- GND
9
SERIAL XS8/SL16 CHANGEOVER(SL16:L)
I P.D. IR RECEIVER DISTINCTION(IR RECEIVER EXIST:H)
O P.D. LCD REMOTE ENABLE
O P.D. FL DRIVER(uPD780204) ...COMMUNICATION DATA OUT
O P.D. PROTECTION VOLTAGE DETECT
I P.D. KRF-V7772D/VR-3080
CIRCUIT DESCRIPTION
Pin No. 66 67 68 69 70 71 72 ...Connect
Description
O P.D. SERIAL BUSY
O P.D. DSP(YSS912), CODEC(CS4226)DATA OUT
O P.D.
Service Manual - Page 10
KRF-V7772D/VR-3080
CIRCUIT DESCRIPTION
4-3 Circuit control (a) Selector IC
NJU7313AL(X09:IC4), NJU7312AL (X09:IC5) ...L1,R1 1 0
3 26 L2,R2 0 1
5 24 L3,R3
1 0
6 23 L4,R4
0 1
(c) DSP:YSS912 (X08:IC51)OUTPUT PORT :OPORT0~7
(VIDEO SELECTOR, DIGITAL/ANALOG INPUT DISTINCTION)
PIN No.
32
33
34
35
36
P0
P1
P2
P3
P4
VIDEO1
0
0
0
0
0
VIDEO2
1
0
1
0
0
VIDEO3
1
1
1
1
0
VIDEO4...
Service Manual - Page 12
...KRF-V7772D/VR-3080
ADJUSTMENT
No.
input)
MONO 98.0MHz
VR1 (X05-)
Adjust VR1 and stop at the point where ED1 (a) (TUNED) goes
on. AUDIO SECTION IDLE CURRENT
SPEAKER : A
PREOUT : OFF
PROLOGIC : ON
Connect a DC
...
OUT IN
IN
IN
IN
DIGITAL IN VIDEO2 VIDEO3 VIDEO4
CD1
IRRECEIVER IROUT IRREPEATER
IN
LCD
OUT
DC12V 15mA REMOTE
SL16 TEXT
SYSTEM CONTROL
SL16 XS8
SUBWOOFER
VIDEO...
Service Manual - Page 13
...
7
V
V
1 CN1
7
J81
SYSTEM
CONTROL
XS8
S1
SYSTEM CONTROL SW
SL16
J82
SL16 TEXT
USED
VR-3080/
J85
IR REPEATER
KRF-V7772D(Y) TYPE
OUT
IR RECEIVER
J84
IN
DC12V 15mA
IR OUT
J83...
S2
WH15 ORG
AC110120V~ AC220240V~
VIDEO2
OPTICAL
DIGITAL IN
VIDEO3 VIDEO4
COAXIAL CD
MONITOR OUT
1
REC 2 OUT
VIDEO1
VIDEO
PLAY 3 IN
USED VR-3080
EXCEPT USED KRF-V7772D (M,Y) TYPE
1 CN5
...
Service Manual - Page 15
...PLAY IN
PRE OUT CENTER
SUB WOOFER SURROUND FRONT
VIDEO3 VIDEO2
CD1
VIDEO4
PLAY IN
REC OUT
MONITOR OUT
SYSTEM
X08-2970-10 A/10 CONTROL
XS8
SL16
SL16 TEXT
(J70-1297-01)
X08 I G O
T
...INPUT SELECTOR
S94
R918 D911 D910
C910
R917 C907
C900
INDICATION
50 51
DTS D902
81
80
D901 DOLBY DIGITAL
R936 R940
R937 R941
R938 R942
R943 R945
R934
R933 R932
R939
R915 R910
R909
R935
R914
...
Service Manual - Page 18
... 2.5V
A15 A16
28
32
1
4.9V
C510 0.1
44 VDD
+5V +3.3V
VDD
VDD NC
D502
D501
+5V
DIGITAL
R43 47K
R44 47K C36 1000P R42 47K R40 47K R41 47K C37 1000P R70 3.3K
+5V
L54 1uH L53
+...87
RAMA0
0.8V 88
88
RAMWEN
4.9V 89
89
RAMOEN
90
VSS
3.3V 91
VDD2
VDD2
92
IC51
DSP (DTS,DOLBY DIGITAL PRO LOGIC 3ST.)
RAMA7
44
43 2.5V
RAMA8
43
42 2.5V
RAMA9
42
41 3.3V
VDD2
VDD2
+5V
40
VSS2...
Service Manual - Page 21
...VR-3080 (X08-2970-10)
DESTINATION
COUNTRY U.S.A. indicates safety critical components. The measurement value may vary depending on the measuring instruments used or on the product. DOLBY and the double-D symbol are acceptably insulated from Dolby...7V R390 2.2K
Q356 R386 470
C392 100P
C391 100P
5 CENTER
6
SUB WOOFER
VR-3080 (2/4) KRF-V7772D (2/4)
X08-J/10 -CN62 4/4
D
X09-A/5 -E2 3/4
E
X08...
Service Manual - Page 24
...1V 98
98
3G
-32.2V 99
99
2G
-32.2V 100
100
1G
D901
R901 470 3.8V
DOLBY DIGITAL
D902
R902 470
0V Q901 3.8V
DTS
D903
R903 470
0V Q902 3.7V
CLIP INDICATOR
0V Q903
D904
...0V
SPEAKER A
D905
R905 470
0V Q904 3.7V
LED DRIVER
SPEAKER B
D906
R906 470
0V Q905 3.5V
IR REMOTE
0V
(RECEIVE/ TRANSMIT)
Q906
0V
Q907
+5V
+5V
3.7V
R927 47K
4.9V VDD
0V 0V 4.9V 0V 0V 0V 0V 4.5V...
Service Manual - Page 26
...VR-3080
EXPLODED VIEW (UNIT)
36
A
B
C
Parts with exploded numbers larger than 700 are not supplied.
606
758
602 655
656 1
622
K K
601
J J J
Kx2
S VIDEO PRE OUT VIDEO PLAY IN
J 2 J61 J62
DIGITAL IN
OPTICAL COAXIAL
A1 A2 J1
IR OUT
J83
IR IN
J84
IR OUT
J85
SL 16 TEXT
SYSTEM...
J 1
703
X05-5630-21
H
635x2
Hx2
Hx2
KRF-V7772D/VR-3080 AC220-
120V~
240V~
S 2
X09(5/D)
650 624
(21P) ...
Service Manual - Page 27
...-00
INSTRUCTION MANUAL(EN)
-
H25-0661-04
PROTECTION BAG
-
Ref.
Description
KRF-V7772D/VR-3080
601
1A
V A01-3690-01
METALLIC CABINET
602
1A
A09-1115-08
BATTERY COVER
605
...FRONT GLASS FRONT GLASS INDICATOR
617
2A
618
2A
619
2A
-
-
B59-1104-00
SERVICE DIRECTORY
-
are not supplied.
B59-1420-00
SUB-INSTRUCTION MANUAL
- V B60-4172-00
INSTRUCTION...
Service Manual - Page 35
... TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR
A1 ,2
1B
A91
2B
W02-1181-05 W02-2571-05
OPTIC RECEIVING MODULE OPTIC RECEIVING MODULE
... H : Korea
C : China V : China (Shanghai) M : Other Areas
I : Malaysia indicates safety critical components. KRF-V7772D/VR-3080
PARTS LIST
45
V New Parts Parts without Parts No. Renation marks
L : Scandinavia Y : PX(Far East, Hawaii) Y : ...
Service Manual - Page 38
... indicates safety critical components. Description
Q71
2SC1845(F,E)
TRANSISTOR
Q73
2SA992(F,E)
TRANSISTOR
Q79
DTC124ESA
DIGITAL TRANSISTOR
Q79
UN4212
DIGITAL TRANSISTOR
Q80
2SC2458(Y,GR) TRANSISTOR
Q80 Q81 Q82 Q83 Q84 ,85
2SC3311A(Q,R) 2SC3944A 2SA1535A... No. New ress Parts
Parts No. KRF-V7772D/VR-3080
PARTS LIST
48
V New Parts Parts without Parts No. are not supplied.
Service Manual - Page 39
...OF PLUG TO BE CONNECTED:
Frequency Response (IHF'78) CD 5Hz~90kHz, +0.5dB, -3dB
IR Receiver In and IR Out...(10kHz)
Terminal To Tip To Ground
IR Receiver In Signal Ground
IR OUT LCD REMOTE
Signal
Digital Audio Section
To Sleeve
+12V
Ground
Sampling ...than 0.05% total harmonic distortion (FTC). KRF-V7772D/VR-3080
SPECIFICATIONS
KRF-V7772D
Audio Section
FM Tuner Section
Rated Output ...
Service Manual - Page 40
... harmonic distortion (FTC). at -40dB level 7dB (100Hz), +4dB (10kHz)
Digital Audio Section
Sampling Frequency 32kHz, 44.1kHz, 48kHz Input Level / Impedance / ...8486;
SHAPE OF PLUG TO BE CONNECTED:
IR Receiver In and IR Out LCD Remote
...St., Long Beach, CA 90801-5745, U.S.A.
KRF-V7772D/VR-3080
SPECIFICATIONS
VR-3080
Audio Section
Rated Output Power during surround operation Front 1kHz,...
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