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Block Diagram - Kenwood C-V100 Service Manual

Stereo integrated amplifier/tuner
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C-V100/V150/V300/V350
(DOOR OPEN/CLOSE MECHA : EXCEPT C-V100)
DOOR2
DOOR
M
ANT.
(X05)
TUNER
UNIT
(AUDIO)
LINE IN/PLAY
IC1(1/3)
200mV/47KΩ
(X11)
REC OUT
200mV/1KΩ
CD
TAPE1 PLAY
NJU7312AL
TAPE2 PLAY
INPUT
TAPE1 REC
SELCTOR
AUDIO
TAPE2 REC
IC1(2/3)
AUX
VCR PLAY
VCR REC
LD
NJU7312AL
IC2(1/2)
NJU7311AL
(VISUAL)
(X08)
VIDEO
VIDEO IN/OUT
IC6
SELECTOR
1Vp-p/75Ω
NJU2279D
DVD 6CH INPUT
(C-V300/V350)
VCR I
LD
VIDEO
DRV.
+6dB
VCR OUT
DRV.
+6dB
MONITOR OUT
8
(X11)
DOOR2
(X14)
DOOR1
ED1
DOOR1
FL
KEY SCAN x6
KEY
MATRIX
IC9
Q1
D11,12
MOPEN
A1
MCLOSE
CK
NJU7311AL/7312AL
ST
DATA
IC1(3/3)
LINE
DOLBY
DOLBY
BUFFER
PROLOGIC
SURROUND
IC3
LA2786
LV1016
LIN
LOUT
LIN
LOUT
COUT
NJU7312AL
IC5
Q1
IC4
RIN
ROUT
RIN
-6dB
ATT
SOUT
(for ADP)
SIN
ROUT
SOUT
VMUTE
VSEL1
VSEL2
(+10V)
for ELE. VOL.
Q13
for DOLBY
+9V
POWER
PRO LOGIC
SR. REG
Q4
+15V
SR. REG
+
for INPUT SEL.
(A. & V.)
+
TUNER UNIT
Q8,18
& PRE AMP.
-15V
SR. REG
Q10
for u-COM
+5.6V
SR. REG
+
AC OUTLET
+
(UNSWITCHED)
+
Q11
-30V
SR. REG
for FL

BLOCK DIAGRAM

GRID x11
SEGMENT x16
KEY RETURN x4
IC6
ROTARY ENC x2
u-COM
IC7
C-V100/V300
: uPD780205GF031
REM OUT x9
REMOTE
: uPD780206GF019
C-V150/V350
u-COM
REM IN
X08
IC2(2/2)
TC9215
BYPASS
USED
C-V100/V150
IC10(1/2)
USED
C-V300/V350
DSP. D/L
TC9215AP
DSP. D/L
USED
C-V100/V150
BYPASS
IC1(1/2)
(X13-756)
C-V300/V350
IC2
Lch
-1.3dB
-
+
Rch
-1.3dB
Cch
IC1(2/2)
-1.3dB
DVD
6CH
INPUT
SLch
-1.3dB
SRch
-1.3dB
SWch
-4.9dB
(X13-752)
RECOGNITION RESULT
POWER
RECOGNITION
CE.RST
SYNCHRO x2
RECODE1 (INP3)
PROTECTION
IC1
ACTIVE VOICE
MUTE
RECODE2 (INP4)
TO M-A100/A300
RS5S830-0020
C.S RELAY
IC2
RDSx2 (DATA,CLK)
RDS
DEMO.
TUNER
H.P MUTE
(X08)
Q18
IC5(1/2)
SCL
-10dB ATT
SDA
(forE.VOL)
IC1(1/2)
TDA7466
+16dB
FLAT AMP
TONE
CTRL
Q16
Q1
IC1(2/2)
+16dB
FLAT AMP
IC7
C-V300/V350
Q2
IC10(2/2)
TONE
CTRL
E.VOL
IC2(1/2)
TDA7309
+26dB
FLAT AMP
IC2(2/2)
IC8
Q7
+26dB
FLAT AMP
C-V100/V150
IC3(1/2)
Q5
+39dB
-18dB/OCT
+33dB (C-V300/V350)
FLAT AMP
FC=100HZ LPF
IC9
Q8
IC4
+26dB
FLAT AMP
USED
C-V300/V350
Q6
USED
C-V300/V350
TDA7309
(X14)
UNFIXED
VOICE
OUTP5
RED
FIXED
VOICE
P83
GRN
USED
C-V150/V350
VOICE
ACTIVE
(MIC)
PHONES
HEADPHONE
IC5(2/2)
AMP.
USED
C-V100/V150
IC11(1/2)
-12dB/OCT
PRE OUT
(X11)
FC=100HZ HPF
USED
1V/100
J7
C-V300/V350
1
Lch
GND
USED
C-V100/V150
IC11(2/2)
-12dB/OCT
FC=100HZ HPF
Rch
USED
GND
USED
C-V300/V350
TC9215AP
PRE OUT
(M-A100/A300)
Cch
GND
SLch
GND
USED
SRch
DGND
IC3(2/2)
SWch
FROM u-COM
F. RELAY
FROM u-COM
CS RELAY
FROM u-COM
MUTE
FROM u-COM
PROTECTION
+5V
POWER(DC12V)
17
RETURN
Q14
POWER
C-V100/V150/V300/V350

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This manual is also suitable for:

C-v150C-v350C-v300