ABCDEFGH I J
1
2
3
4
5
6
7
CRX-E300
41
MD
OUT
TAPE
IN
IN
OUT
IN
AUX
OPERATION
MAIN (1)
CLKO
Vcc
CEO
CE
DAT_O
DAT_I
SYS_I/O
PRO-I
TX
TM
MUTE-A
DEST
SPRLY
PRLY
ETU
DATI
LATCH 1
DG
RESET
CLK 1
CNVSS
DATA 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
LATCH 2
DATA 2
LED
4051 1A
/FLOCK
BLKCK
/MNRST
/CLOCK
/MLD
/TLOCK
S TAT
TRAY
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
ROUT
/OPSW
SBCK2
SIN
AGND
AGND
CD
DATA -2
SOCK
FEOF
SUBO
/CMDSEL
/MNRST
MCLK
STAN
TX
LDCTRL
TRAY
/CLDCK
/FLOCK
BLKCK
EFM
+5V
S TAT
/MLD
/TLOCK
EFMGND
DG
1
1
18
16
1810
112
24 13
19
9
7
14 8
9
18
85
14
10
115
30 16
14
85
■ 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
IC309 E5
Q301 G2
Q302 F6
Q303 F6
Q304 G6
Q305 F3
Q306 F3
Q307 F3
Q308 F2
Q309 E6
Q310 G6
Q311 G6
• 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
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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