Kenwood KRF-V7771D Service Manual page 25
Audio video surround receiver
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Also See for KRF-V7771D:
- Instruction manual (77 pages) ,
- Service manual (62 pages) ,
- Setup (12 pages)
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BS
(X08-2942-70) (C/7)
L4
J1
R41 100
L5
R42 100
L2
J2
R39 330
L3
R40 330
J3
C28
0.01
SL16
P1
S1
XS8
VIDEO 4
INPUT
S2
2ch
R245
P2
1K
6ch
CN17
R27 100
68
5
ENC 2
R26 100
69
4
ENC 1
8
3
455K CARR
2
UCOM GND
+12V
1
+12V
CN13
30
13
P LEVEL
R25 100
16
12
REMOCON
3
11
RELAY POWER
R24 100
49
10
FL STB
B
9
FL -B
8
U COM GND
+5.6V
7
U COM +B
R23 100
48
6
FL CLK
R22 100
47
5
DATA IN
R21 100
46
4
DATA OUT
R20 100
64
3
FL.RESET
2
2
F2
1
1
F1
CN14
R19 100
98
15
V MUTE
R18 100
8
14
SEL DATA
R17 100
7
13
SEL CLK
R16 100
6
12
V STB
R15 100
5
11
SEL STB2
10
D GND
R14 100
4
9
SEL STB1
R13 100
3
8
V.T DATA
R12 100
2
7
V.T CLK
R11 100
1
6
VOL STB
R10 100
5
TONE STB
100
+5.6V
4
+5.6V
R9 100
3
ROOM B
2
2
FL F2
1
1
FL F1
KRF-V7771D(E,T) (3/6)
KRF-V7771DE(E2) (3/6)
BT
UN5119
X07-A/8
2SA1586
-E10
2SC4116
6/6
K
SL16 TEXT
(X08-2942-70) (C/7)
IC1
: TDA7479D
SYSTEM
IC2
: S-806D-Z
CONTROL
IC3
: uPD78078GF-086
IC4
: uPD17215GT-737
IC5
: uPD78056GC-A23
IC6
: TA7805S
SYSTEM
CONTROL
IC21
: LH64256CK-70
IC22
: DSPB56007FJ88
IC23
: TC7W04FU
IC24
: TC74VHCT74AFT
IC25
: CS4226KQG
IC26
: TC74VHC153FT
IC27
: TC74VHCU04FT
IC28
: KAG09
IC29
: MX27L2000MC-20
IC30
: CS492501-CLB
IC31
: TC74VHC125FT
IC32
: TC74VHC74FT
IC33-35
: LM2940CT-5.0
IC36,38
: TL431CPS
IC37
: LM2574M-3.3
IC48-55
: NJM4565M
(X11- ) (D/7)
WH4 E5
1
+12V
+12V
2
GND
3
455K
4
R293
ENC1
4
390
5
ENC2
5
(X11-) (D/7)
X25-C/7
-CN33
Q41,42
6/6
D21-24
D35
L
NJM2058D
X25-A/7
-E5
5/6
WH6
M
SN761200N
X25-A/7
-E2
5/6
WH5
N
Y05-3862-70
BU
DTC124ESA
2SA1048
2SC2458
Q8,9
: UN5212
Q10
: 2SC4081(R,S)
Q11
: UN5119
Q31
: 2SB1424(Q,R)
Q32
: 2SA1576A(R,S)
Q33,51,52
: 2SC4081(R,S)
Q34
: UN5119
Q45-50
: 2SC4213(B)
D1,2,14,17
: DA204U
D7,8,13
: MA111
D9,18
: DAN202U
D10,15,16
: DAP202U
D11,12
: U1BC44
D31,32
: DA204U
A1,2
: W02-1181-05
A4
: W02-2671-05
E6
1
5
2
4
R290
1K
3
+12V
+5V
IR
REMOTE
TRANSMIT
R294
390
Q42
Q41
4
:
2SC3940A(R,S)
:
B30-2532-05
:
HZS5.1N(B2) or
RD5.1ES(B2)
TC9184AP
NJM4580L
KRF-V7771D/V7771DE
BV
2SA1123
2SA1535
2SA992
2SB1370
2SC1845
2SC3944
2SC2003
2SD2061
2SC2631
2SC3244
2SC3940A
UN4212
2SB1375
UN4219
2SD2012
2SA1309A
2SC3311A
SIGNAL LINE
GND LINE
B LINE
+B
B
B LINE
(X11- ) (F/7)
WH5 E7
ENC2
1
ENC1
2
R89
S1
220
R90
+5V
3
+5V
220
VOLUME
(ENCODER)
GND
4
2SC4081
NJM4558D
2SD1757K
NJM4565D
TC9413P
NJU3713D
MC14577CF
LM2940CT-5.0
NJM4565M
NJM4580ED
TC7W04FU
BW
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