ABCDEFGH I J
1
2
3
4
5
6
7
CRX-E300
39
■ BLOCK DIAGRAM (1/2)
See page 48
IC202
Q201, 203 Q202
COM
IC303
AD-IN
OPERATION
See page 49
CD
See page 47
INPUT
See page 50
MAIN
BACKUP CAPACITOR
FOR TIMER ONLY
C217
RY402,
Q414
RY402,
Q414
D408
F400
+12V
C457
C458
IC400
IC401
Q428
+5A
-12V
+B
D420
+B
-B
RY402,
Q414
3
13
Q415
-VP -B
Q402
+5M
+10V
ACCD1
ACCD2
91
VPRT
90
PD
22
CE
23
CLK
24
DAT-I
25
LCK-OUT
31
ROM-CLKO
32
ROM-DATI
332 5
〜 〜 〜
17 20 29 92 96 98
7
1
5
3
SYSIN
27
SYSO
28
ROM-CE-OUT
30
ROM-CLK0
32
ROM-DAT0
34
ROM-DAT1
33
LCK-OUT
31
VSS
65
RESET
12
CNVSS9
REB
7
REA
EXT-IN
8
4
2
IC301
SPRLY
10
11
12
IC302
8
Q301
Q305, 306
Q307, 308
IC307, Q309
B, G models only
SW301
R, K models only
U, C, A, B, G, K, J models only
U, C, A, B, G, K, J models only
RY402
F402
G model
only
F403
IC309
+12V
-12V
IC306
IC304
IC202 1 pin
MUTE
M1
+12V
-12V
+12V
-12V
IC305
Q303
+B,
-B,
+12V
+12V +5A
ACAMP3
-12V -VP
ACAMP4
D403, 404,
405
RY401
R506, 507
Q423, 430, 431, 433,
434
Q416, 422,
429
Q435, 436
Q432
PRLY
Q302
IC202 5 pin
JK302
+B
+12V
-12V
+12V
+5V
9
MUTE A
TH
PRO-I
Q304
Q401, 437
6
38
57
7
6
25
4
27
1
30
2
29
3
28
IC201
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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