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VR-2090(K,P) ONLY
VR-2090(K,P) ONLY
(X11-3800-XX) (B/7)
(X11-3813-00) (B/7)
H
G
F
IC4
VR-2080/2090(K) (2/6)
D
E
KRF-V7771D/V8881D(M) (2/6)
(X25- ) (D/7)
IC53
4.9V
0V
-16.5V
16.3V
-16.5V
16.3V
5.0V
4.2V
0V
5.6V
0.7V
4.9V
0.3V
1.6V
1.9V
4.9V
1.5V
1.6V
1.6V
0.6V
2.0V
4.9V
2.0V
2.0V
2.0V
-B LINE
+B LINE
0V
5.6V
5.6V
0V
0V
0V
B
B
B
A
A
A
FAN-M
B
A
)
(ROOM A:
ROOM B:
X
WH3
E9
E10
BUFFER
VIDEO1
REC OUT
INV
BUFFER
DC
AC
VIDEO
(BOTTOM VIEW)
(2/2)
(1/2)
F
E
D
TC9163AF
:
IC4
NJM4565D
:
IC5
(AUDIO)
Rch 5
Lch 6
VIDEO 1
PLAY IN
J4
Rch 1
PLAY IN
VIDEO 2
Lch 2
Rch 3
REC OUT
VIDEO 1
IC5
CN10
CN2
J3
Lch 2
Rch 3
Lch 4
Lch 4
PLAY IN
VIDEO 3
: SN761200N
IC11,12,51
: TC74HC4051AP
IC13
: MC14577CF
IC52
: NJU3713D
IC53
: BA7645N
IC90
: NJM4580L
IC91
: 2SC4081(R,S)
Q12,14,30,31,52,901
: 2SC4213(B)
Q15-17,55
: UN5119 or DTA113ZUA
Q53
: UN5212 or DTC124EUA
Q54
: 2SA1611(M5,M6)
Q902
: DA204K
D92-95
: MA111
E11
E12
E18
CN27
CN11
Q52
VIDEO 4
PLAY IN
Rch 1
SECOND ROOM
PRE OUT (ROOM B)
J5
Rch 1
Lch 2
INPUT SEL.
(AUDIO)
D901
D902
IC91
(2/2)
Q901
D95
Q902
AVR
R
5V
D92
F
Q
D901,902
3 PLAY IN
4 REC OUT
J11
(VIDEO/COMPOSITE)
VIDEO 1
1 PLAY IN
2 REC OUT
VIDEO 2
IC91(1/2)
D94
D93
WH8
1 PLAY IN
VIDEO 3
VIDEO 4
2 PLAY IN
OUT
3
MONITOR
MONI A
J7
ROOM
VIDEO
SECOND(B)
D
V-SEL.
CONTROL
ROOM B
LINE BUFF
IC5
J9
0.1
C529
C528
0.1
1
2
3
4
6
7
8
3
7
8
2
6
1
4
7
6
5
7
6
5
1
1
2
2
3
3
4
4
15
15
14
14
13
13
12
12
11
11
10
10
C526 0.1
C530 0.1
Q52
-17V
17V
+17V
+17V
+17V
+17V
+17V
+17V
+17V
+17V
+17V
C54 0.01
2
3
4
6
7
8
12
13
15
16
13
16
15
470K
R69
470K
R71
100P
C53
470K
R70
12
8
4
7
3
6
2
V1 PLAY
OUT
ROOM A
V4 PLAY
V3 PLAY
V2 PLAY
OUT
V1 PLAY
V2 PLAY
V3 PLAY
STB
2
17V
17V
17V
17V
10u50
4.7u50
150P
100P
100P
47P
47P
R85
R86
10u50
C65
C61
R68
220
220K
220K
220P
220P
-B
+B
SIGNAL LINE
GND LINE
C55
150P
ROOM B SEL Rch
GND
ROOM A SEL Rch
ROOM A SEL Lch
GND
ROOM B BUF Rch
ROOM B BUF Lch
PRE OUT Lch
PRE OUT Rch
NC
NC
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1K
R64 220K
R63 220K
1K
C52 220P
C51 220P
R61
R62
1K
R56
1K
R55 220K
220K
220K
R60
220
C48
C47 220P
220P
220P
C50
R53
R54
R58
220
4
5
6
C66
+
C62 +
220K
C63
R87 100
C67
+
4.7u50
+
8
3
2
+
-
1
5/6
X25-A/7
-CN22
5/6
X25-A/7
-CN28
DGND
CLK
DATA
STB
1
2
3
4
+17V
-17V
VIDEO2 REC Lch
VIDEO2 REC Rch
VIDEO1 REC Rch
VIDEO1 REC Lch
GND
ROOM B SEL Lch
220K
220P
C44
220P
C43
220P
R46
R45
1K
1K
R41
R42
C42
C41
R43
R44 220K
R57
220K
220P
C49
R59
R48
R47 220K
220K
+5V
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
C127 0.22u50
2
3
GND
GND
11
CONT-A
CN19
X08-
GND
9
8
CONT-P
CONT-B
10
+5V
7
6
SYNC
V-1
V-2
5
4
3
+5V
-5V
TAPE-2
10
11
FRONT-V
FRONT-C
9
+
C128 0.022
C507 2.2u50
12
13
FRONT-Y
V-GND
1 GND
+
1
MUTE
3
2
FAN-ON
FAN-H/L
6
5
CLK
VST
4
DATA
8
7
11
12
10
9
8
7
1K
R917
220P
1K
1K
R67
R65
C71
220
C72
R66
VDD
CLK
VSS
4
5
3
1
GND
7
9
8
6
13
14
12
11
10
OUT
23
17
15
20
18
19
21
22
26
24
25
28
27
R504
-CN25
5/6
X25-A/7
X25-A/7
5/6
-CN26
GND
4
1
R927 470K
C907
W271
5.6K
R923
1000P
C903
2
3
-
+
10K
R924
10K
R903
0.01
C901
100K
R925
R929
100
2.2K
R906
C908
R904 15K
10K
R928
0.1
R905
10K
6
5
8
4
-
+
7
C913
R912
1K
V-3
C910
6
C912
+5V
C904 0.01
22P
C509
R517
10K
220
R519
R518 220
+5V
+5V
+5V
5V
+5V
5V
+5V
5V
+5V
-5V
+5V
+5V
5V
100P
2.2u50
C520
R523
75
C515
+
IN1
IN4
100P
100P
11
10
6
5
2
1
3
R920 1K
R919 1K
W267
R918 1K
R921 1K
R922 1K
10
11
CONT-B
CONT-A
IN2
CONT-C
C909
+
R902 10K
1
VCC
GND
IN3
VOUT
4
5
6
1800P
C906
47u25
C905
7
8
9
10
+
R901 22K
22u25
DATA
16
5
6
6
5
C911
3/6
WIDE
V-4
2
1
75
R525
C517
+
R524
C516
+
C511
330u16
75
R529
100K
2.2u50
C521
4
3
100P
100P
100P
2
1K
1
100P
2.2u50
C505
+
C149
75
R172
C144
2.2u50
C519
R527
75
+
C501
R528 100K
100K
C147
R173
P11
P10
P12
P9
P8
P7
GND
8
7
9
4
5
6
P6
P5
1
2
1
3
7
8
9
3
4
2
100
DATA
C57
R88 100
C68
C64
220K
+
-
7
W194
1000P
1000P
1000P
1000P
R926
+5V
+5V
+5V
+5V
+5V
+5V
)
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Y05-3570-10
KRF-V7771D/V8881D/VR-2080/2090
AE
AF
AG
AH
AI
AJ
AK
AM
AO
AQ
AS
AL
AN
AP
AR
CAUTION: For continued safety,
replace safety critical compo-
nents only with manufacturer's
recommended parts (refer to
parts list). indicates safety criti-
cal components. For continued
protection against risk of fire,
replace only with same type and
rating fuse(s). To reduce the risk
of electric shock, leakage-current
or resistance measurements shall
be carried out (exposed parts are
acceptably insulated from the
supply circuit) before the appli-
ance is returned to the customer.
The DC voltage is an actual read-
ing measured with a high imped-
ance type voltmeter with no sig-
nal input. The measurement
value may vary depending on the
measuring instruments used or
on the product.
h L
g
1
98.12.9
9:40
y [ W 1
w w w
.
x
i a o
y
u
1 6
3 .
c o
m
Q Q
3 7
6 3
1 5
1 5
0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299