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1 2
IC901
STK412-420
POWER AMP.
18
L
Q665
R
14
7
+B3
T1/T2
+B7
+B4
BIAS
+B9
+B6
+B8
TER
UN
SW_5.6V
IC854
+B8
3
KIA78L05
VOLTAGE
REGULATOR
FL701
FL DISPLAY
26
~
47
4 5
8
~
25
+B8
26
79
37
57
78
80
VLOAD
IXA101AW
SYSTEM
8
SPAN
MICROCOMPUTER
81
98
99
100
1 54515253 1011
42
+B8
RESET
Q712
SP DET.
D905~D907
Q901~
Q904
L-OUT
11
8
R-OUT
1
5
2
6
+B1
-B1
-B2
+B2
IC851
AN80T53
MULTI REGULATOR
LD+8V
7
M+13V
2
A+10V
6
A_+5V
SW5V
1
+5V
D+5V
RELAY
DRIVER
D856
1SS119
2
1
Figure 4-3: MAIN BLOCK DIAGRAM (2/2)
50
51
+B8
38
39
55
18
40
15 14
27
+B8
IC701
41
VDD
2
4
(1/2)
34
32
25
36
16 17
12
13
20 23 28 29 30 31
XL701
4.19 MHz
+B8
SP RELAY
Q905
ON-OFF
RL914
D801
F802
T5AL250V
D802
F801
T5AL250V
F804
T2AL250V
D803,
3
D804
F803
T2AL250V
VOLTAGE
Q801
REGULATOR
4 – 3
TAPE
MECHANISM
ASS'Y
RX701
REMOTE
1
3
SENSOR
2
+B8
KEY
SW701-SW705
SW707-SW716
TO CD
SECTION
+B5
M901
Q906
M
FAN
MOTOR
SO901
SPEAKER
TERMINAL
+B3
JK692
HEADPHONES
PT801
MAIN POWER
TRANSFORMER
F807
T2•5AL250V
F806
T2•5AL250V
T.F.
CD-MPX870W
SW801
VOLTAGE
SELECTOR
230-240V
220V
127V
110V
AC POWER SUPPLY CORD
AC110/127/220/230-240V.
50/60 Hz
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