2
A
B
C
D
G
H
I
J
1
3
4
5
7
CRX-E300
6
40
■
BLOCK DIAGRAM (2/2)
See page 49
CD
IC404
IC406
+A5V
CB412
CB5
CB409
Q400
LOUT
CB412
+D5V
+M5V
+12V
-12V
EFMGND
9
8
10
SENSE
BLKCK
/TLOCK
/FLOCK
/CLDCK
STAT
TX
/MNRST
SUBQ
SQCK
/MLD
EFM
+5V
GND
ROUT
65, 66
63, 64
/FLSW
/OPSW
/CLSW
IC402
NJM2068MD
IC407
IC410
TC74HC125AF
13
2
MCLK
MCLK
2
40
LDON
SIN
6
8
MDATA
DATA-2
72
SBCK2
73
SUBC
16
DMUTE
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