Kenwood KRF-V7020D Service Manual page 6

J1
(X08)
CD
COXIAL
VIDEO3
DIGITAL
COXIAL
IN
A1
VIDEO2
OPTICAL
(AUDIO IN/OUT)
(X09)
PHONO
IC6(1/3)
2.5mV/27K
S1
OTHER X05
TUNER
IN 200mV/47K
IC9
OUT 200mV/2.2K
PHONO EQ REC OUT BUF
S2
PHONO
S3
CD
IC7(1/3)
S4 S7
TAPE
/MD
S8
PLAY MONI
IC7(2/3) IC7(3/3)
S4
S1
VIDEO1
S5
VIDEO2 S2
S6
VIDEO3
S3
IC6(2/3) IC6(3/3)
S5
TAPE
/MD
REC
MONI
OUT
S6
VIDEO1
TC9164
TC9163
TC9162
(X08)
USED
KRF-V8020D,VR-209
IC16 IC17
(VISUAL IN/OUT)
VIDEO (Y)SEL VIDEO (C)SEL
Y
VIDEO3
C
Y
S-VIDEO IN VIDEO2
C
Y
VIDEO1
C
Y
VIDEO1
C
S-VIDEO OUT
Y
MONITOR
C
NJM2279M NJM2279M
S-VIDEO IN/OUT
Y 1Vp-p/75
C 0.286Vp-p/75
IC1
A
B
IC2 IC1
DIR
CS4226
AD
DA
LFE C LS/RS L/R
LPF LPF LPF LPF
IC7
x2 x2 x2 x1
IC6
BUF IC8 IC8 IC9
(2/2) (1/2)
x0.5
SUB
S5
IC8
LINE BUF
S7
ANALOG REC
S8
for AMP (HI TAP)
DIGITAL REC
for AMP (LOW TAP)
+7V
for RELAY SW
+5V
for E. VOL
for
u-COM
-7V
IC1
for +15V
INPUT SEL. A.V.R
(AUDIO and VISUAL)
TUNER etc.
IC2
-15V
A.V.R
IC12
5V
for DIR.
A.V.R
IC13
for DSP 5V
AD/DA etc. A.V.R
IC14
IC18
3.3V
for DSP
5V
A.V.R
A.V.R
IC19
-5V
A.V.R
YSS902 SDIBSEL=1
YSS902 SDIBSEL=0
6ch E. VOL
with 2ch
TONE CONT.
IC11
M62446SP
L
A
DSP
B
LR
LS,RS
R
C,LFE
IC5
C
ANA
S1
2
L, R
DIG
MIX
S2
LS
L,R
IC10
S4
2
LS,RS
LS,RS
S3
NOSUB
S7
RS
C
SW
2
BYPASS
SW
L, R
D1,4
+
4700uF
+20/0dB
+
4700uF
D2
(X00)
+
Q2
3300uF
-30V
+
A.V.R
3300uF
D3
+
2200uF
+
470uF
Q1
+5V
D5
A.V.R
+
for
+
u-COM
2200uF
for FIL AC
IC4
(VISUAL IN/OUT)
VIDEO SEL
VIDEO 3
VIDEO 2 VIDEO IN
VIDEO 1
VIDEO 1
VIDEO OUT
MONITOR
NJM2279M
VIDEO IN/OUT
1Vp-p/75
IC3
STK411-230
IC10
(1/2)
Lch
Q3
Q43 Q9
IC10
(2/2)
Rch
Q4
IC4
Q44 Q10
IC12
(1/2)
Cch
Q7
Q13
IC11
(1/2)
LSch
Q5
Q11
IC11
(2/2)
RSch
Q6
Q12
STK410-030
IC12
(2/2)
SWch
Q8
6dB ATT MUTE
K1
IC51
S1
(NOT for K,P TYPE)
u-COM
CXP82852-139Q
D1-4
AC IN
H, P, Lch
H, P, Rch
SP. OUTPUT
5CH. SP. 28.3V/8
Lch
SP-A
Rch
Cch
Lch
SP-B
Rch
LSch
RSch
SWch PRE OUT
PRE OUTPUT
SWch 2.0V/2.2K
SYNC
VR-307/309/357
KRF-V7020D/V8020D