A
B
C
D
F
G
H
I
J
1
2
3
4
7
CRX-E300
41
MD
OUT
TAPE
IN
IN
OUT
IN
AUX
OPERATION
MAIN (1)
CLK
O
Vcc
CEO
CE
D
A
T_O
D
A
T_I
SYS_I/O
PR
O-I
TX
TM
MUTE-A
DEST
SPRL
Y
PRL
Y
ETU
DA
T
I
LA
TCH 1
DG
RESET
CLK 1
CNVSS
D
ATA
1
TUNER
Mut_t
ST/MD
RDS
TE
TUR
Sta
TUL
CE
5V
TE
CLK
Dat_I
Dat_O
12V
OPERATION
MCLK/SOCK
/CMDSEL
4051 2IN
/TEXT
SIN
LDCTRL
/QSEL
+5D
4051 1B
4051 1C
CLOCK 2
LA
TCH 2
D
ATA
2
LED
4051 1A
/FLOCK
BLKCK
/MNRST
/CLOCK
/MLD
/TLOCK
S
TAT
TRA
Y
FLASH
WRITER
DG
CNVSS
DATA_1
LATCH 1
Vcc
RESET
CLK 1
CEO
DATI
INPUT (1)
P. C. B.
(Lead Type Device)
INPUT (3)
E
E
L
E
R
VR-UP
T-FB-R
-12V
+12V
VR-DN
SYSTEM
CONNECTOR
FREQUENCY
STEP
(R, K models only)
CD
/FLSW
/CLSW
SUBC
DMUTE
L OUT
R
OUT
/OPSW
SBCK2
SIN
A
GND
A
GND
CD
D
ATA
-2
SOCK
FEOF
SUBO
/CMDSEL
/MNRST
MCLK
ST
AN
TX
LDCTRL
TRA
Y
/CLDCK
/FLOCK
BLKCK
EFM
+5V
S
TAT
/MLD
/TLOCK
EFMGND
DG
1
1
1
8
16
18
10
1
12
24
13
1
9
9
7
14
8
9
18
8
5
1
4
10
1
15
30
16
1
4
8
5
■
PRINTED CIRCUIT BOARD (Foil side)
Ref. No.
Location
D301
H6
D302
H6
D303
H6
D304
H5
D305
H5
D306
H6
D307
G5
IC301
F5
IC302
H4
IC303
H5
IC304
E3
IC305
E4
IC306
G3
IC307
E5
IC308
H4
• Semiconductor Location
Circuit No.
J, U, C, A
B, G
R, K
C322~324, 327, 328, 331, 335, 336, 338
X
O
X
IC307
X
O
X
L301, 302
X
O
X
Q309
X
O
X
R348, 350, 351, 359
X
O
X
SW301
X
X
O
XL301
X
O
X
X: NOT USED
O: USED / APPLICABLE
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299