Block Diagram - Kenwood KRC-665R Service Manual

KRC-665R/591/591V/591Y/591YV
QQ
3 7 63 1515 0
ANT.
SW 5V
TUNER
Q52
FM+B
Q54
AM+B
AUDIO
S-METER
IFC OUT
PLL DATA
PLL CLK
CASSETTE
MECHA DOLBY EQ
HEAD R A 8V
HEAD COM
MS OUT
HEAD L
NR SW
MUTE SW
TAPE SW
MS MODE
T-END IC9
STBY
F/R
PACK IN
MODE
SUB+
SUB-
MOT+B
MODE+B SW 5V
TE
L 13942296513
CD-CHANGER
MD-CHANGER
CH CLK
REQ H
REQ C
DATA C
DATA H
CH CON
CH RST
CH MUTE
BACK UP
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BLOCK DIAGRAM

AM : 230mV
Q55
BUFFER
388mV
1200mV
SW 5V
IC7
BUFFER
RDS
DECODER
IC1
3
RCLK
QUAL
RDATA
S METER
IFC
2
PLL DATA
PLL CLK
MUSIC
5
DOLBY
EQ-MUTE
METAL
MS CONT
T-END
5
M-STBY
F/R
PACK IN
T-MODE
CH CLK
REQ H
REQ C
8
DATA C
DATA H
CH CON
CH RST
CH MUTE
SUB+
SUB-
B.U. 5V
S1
PANEL
DET
EJECT ILL
DSI
EJECT
KEY
KEY
MATRIX
ED1
x ao
. i
A 8V
FM :
460mV (K TYPE)
251mV (E TYPE)
IC2
FM
E-VOL
AM
S MUTE
N.C.
MPX
TAPE
CHANGER
S METER
AFS
QUAL
Q44
2
PRE MUTE
P MUTE
DIMMER
PHONE
ACC DET
ANT CONT
SYSTEM u-COM
B.U DET
Q Q
3 6 7
2
IC10
SUB MOT
DRIVER
2
MOT+B
MAIN MOT
AVR
IC8
6
RESET
(X16- )
REMO
RESET
IC2
SW
IC1
LCD
G/R SW
DRIVER
Q3,4
LCD
u163
y
2 9 9 4
8
Q1-4
MUTE
DRIVER
B.U. 5V
IC3
MUTE LOGIC
TH1
THERMO
PROTECT
SW 5V
MUTE
BEEP
Q31
DIMMER
TEL MUTE
Q39
ACC DET
Q32,33
ANT CON
Q34-36
P CON P CON
Q38
B.U DET
1 3 1 5 0 5 8 2 9
PAN 5V
Q61 B.U. 5V
P-5V
P-5V
Q13
SW5V A 8V
P ON
SW 5V
Q23
ILL AVR
Q72
Q18,19
m
co
.
2 8
9 9
E TYPE K TYPE
TAPE 1800mV 1800mV
FM 1372mV 1800mV
AM 855mV 600mV
B.U. 5V
CH 3600mV 3600mV
1.8V
PRE OUT
BACK UP
IC4
POWER IC
SP OUT
DIMMER
TEL MUTE
ACC
ANT CON
P CON
WIRED
REMO
BACK UP
9 4 2 8 9 9
Q11,12
B.U.5V
Q16,17
A 8V
SW14V
Q14,15
SW 5V
VOLTAGE
LIMITTER