KRC-335/365/465/465W/565
2
BLOCK DIAGRAM
SW5V
B
.U
.14V
B
U5V
B
U14V
FM ANT
AM ANT
FM+B
AM+B
PLL+B
PLL-D
A
T
A
VT
IFC OUT
PLL-CLK
VDD 5V
IF2+B
IF1 GND
S-METER
IF1+B
SD
A
UDIO OUT
PLL-D
A
T
A
SD
S-METER
SUB+
SUB-
EN2
A
CC-DET
EN1
SCL
MUTE
SD
A
EN3
SW5
PC-DET
P
A-DET
PANEL
HOLD
L-CLK
L-CE
L-DATA S
L-DATA L
MUSIC
*
DOLBY
*
MTL
EQ-MUTE
MS-CONT
MUSIC
*
DOLBY
*
MTL
EQ-MUTE
MS-CONT
DSI
FWD/REV
PACK IN
M-STBY
CH CON
DATA H
DATA C
REQ H
REQ C
CH CLK
Rch
COM
Lch
MP IN
AM
MPX
OUT RR
SW5V
OUT LR
OUT RF
LEVEL
SCL
SD
A
OUT LF
SVR
MUTE
EN1
EN2
EN3
P
.ANT
P
,CON
ILLUM
B
.U
.5V
AM+B
A
UDIO
FM+B
FM+B
AM+B
A
UDIO 8V
B
U5V
Rch
Lch
PA
C
K
T
-END
M-STBY
T
-MODE
FWD
REV
B
U5V
A
UDIO 8V
B
U14V
CHRST
SMUTE
FM+B
AM+B
A
UDIO
8V
A
UDIO
8V
M
OTO
R
B
U14V
SW5V
8
4
10
40
IN
PLA
Y HEAD
B
U5V
PLL-CLK
T-MODE
T-END
B
U5V
REMO
SW5V
B
U-DET
P-STBY
SVR
P-MUTE
CHMUTE
STBY
CD L/R
CD L/R
TAPE L/R
1200mV
400mV
170mV
340mV
T
APE
CD-CH
AM
FM
: 1719mV
: 3424mV
: 550mV
: 1727mV
T
APE
CD-CH
AM
FM
:1780mV
:3546mV
:570mV
:1789mV
A
UDIO 8V
T
APE L/R
(X16)
(X14)
M
M
TUNER
T
APE MECHA
SW5
SYSTEM u-COM
KEY
P
AN 5V
MUTE
B
.U
. DET
SURGE-DET
P
A-DET
PC-DET
B.
U
.
AC
C
P-CONT
ANT
-CON
MUTE
DC CONNECT
OR
PRE
PO
WER IC
EQ AMP
E-V
OL
CD/MD
CHANGER
FR
ONT Lch
FR
ONT Rch
REAR Lch
REAR Rch
REGULA
T
O
R
LCD DRIVER
LCD
MAIN
SUB
F-Lch
F-Rch
R-Lch
R-Rch
PRE OUT
J5/J6
J4
SP OUT
M
OTO
R
5V
D301
IC6
IC5
IC1
IC1
IC2
IC7
TH1
IC10
IC2
AV
R
DSI
REMO
RST SW
P
AN IN SW
A
CC DET
J2
VO
LT
A
G
E
DRIVER
AMP
SVR
PC-DET
P
A-DET
MUTE
THERMO
PR
O
TECTION
MAIN M
DRIVER
SUB MO
T
O
R
ANT
.
