KRC-665R/591/591V/591Y/591YV
2
BLOCK DIAGRAM
DIMMER
TEL MUTE
ACC
ANT CON
P CON
BACK UP
WIRED
FM+B
BUFFER
BUFFER
DECODER
RDS
IC7
IC2
E-VOL
MPX
N.C.
AM+B
SYSTEM u-COM
IC1
KEY
MATRIX
RESET
SW
LCD
DRIVER
G/R SW
RESET
IC8
IC1
DRIVER
SUB MOT
IC10
MAIN MOT
AVR
VOLTAGE
LIMITTER
ILL AVR
A 8V
Q16,17
SW14V
DIMMER
ACC DET
TEL MUTE
P CON
B.U DET
ANT CON
SW5V
B.U.5V
P-5V
Q11,12
POWER IC
THERMO
PROTECT
IC4
IC3
MUTE LOGIC
DRIVER
MUTE
Q1-4
SP OUT
1.8V
LCD
ANT.
Q31
Q61
Q39
Q32,33
Q34-36
Q38
Q13
Q14,15
Q23
Q72
Q18,19
Q3,4
Q44
Q55
Q54
Q52
REMO
REMO
PRE OUT
DSI
KEY
TH1
IC2
ED1
IC9
251mV (E TYPE)
460mV (K TYPE)
FM :
1200mV
388mV
AM : 230mV
TUNER
MECHA
CD-CHANGER
MD-CHANGER
(X16- )
DOLBY EQ
CASSETTE
AUDIO
S-METER
PLL DATA
PLL CLK
SW 5V
FM
AM
TAPE
CHANGER
S METER
QUAL
SD
A
SCK
S MUTE
A 8V
SUB-
MOT+B
SUB+
PACK IN
F/R
T-END
STBY
HEAD COM
HEAD L
HEAD R
MODE
SUB +
RCLK
QUAL
RDATA
S METER
IFC
PLL DATA
PLL CLK
MUSIC
MS CONT
F/R
T-MODE
PACK IN
M-STBY
T-END
METAL
EQ-MUTE
DATA C
CH RST
CH MUTE
DOLBY
DATA H
CH CON
CH CLK
REQ H
REQ C
SUB -
RESET
M
OTO
R
ILL ON
AM+B
FM+B
SCK
SD
A
PRE MUTE
MUTE
BEEP
P MUTE
ACC DET
PHONE
DIMMER
P CON
P-5V
P ON
ANT CONT
B.U DET
SW 5V
3
2
5
CH MUTE
CH RST
DATA H
DATA C
CH CON
REQ C
CH CLK
REQ H
BACK UP
8
SW 5V
2
B.U. 5V
2
SUB-
SUB+
MOT+B
A 8V
PAN 5V
B.U. 5V
SW 5V
MUTE
A
UX IN
BACK UP
SW 5V
B.U. 5V
B.U. 5V
CH
FM
1800mV
TAPE
AM
3600mV
855mV
1372mV
600mV
3600mV
1800mV
E TYPE
K TYPE
1800mV
NOISE
AFS
AFS
IFC OUT
2
SW 5V
5
MS MODE
TAPE SW
NR SW
MUTE SW
MS OUT
A 8V
REMO
L
D
ATA
S
L CLK
DIM CON
L CE
L
D
ATA
L
L-CLK
P
ANEL-DET
EJECT
-ILL/DSI
EJECT
MODE+B
6
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