Read Sharp CD-MPX880H Service Manual online
CD-MPX880H
4 – 2
Figure 4-2: MAIN BLOCK DIAGRAM (2/2)
Q905
-VF
VF2
VF1
Q801
Q841
+B2
-B1
+B1
-B2
+B5
+B3
+B8
25
R
L
+B8
RX701
REMOTE
SENSOR
SENSOR
D803,
D804
D804
D802
D801
RL914
JKA702
HEADPHONES
M901
FAN
MOTOR
M
Q906
Q712
7
IC901
STK412-410
POWER AMP.
F803
T2A L250V
VOLTAGE
REGULATOR
F804
T2A L250V
F801
T4A L250V
F802
T4A L250V
R-OUT
L-OUT
Q901~Q904,
Q906~Q909
Q906~Q909
D901~D906
CLK
SO901
SPEAKER
TERMINAL
SPEAKER
TERMINAL
47
VLOAD
RESET
+B8
+B8
+B8
VDD
AV
D
D
~
CE
DI
DO
XL701
8.388 MHz
8.388 MHz
~
AS
T2
AVDD
SW701-SW706
SW707-SW717
SW707-SW717
KEY
TO CD
SECTION
IC701
IXA180AW
SYSTEM
MICROCOMPUTER
(1/2)
FL701
FL DISPLAY
26
51
50
81
1 54515253 10 11
14
18
2
78
57
8
1 2
4 5
2
3
1
11
6
7
1
5
8
98
100
99
2
4
25
18
+B8
VDD
79
16 17
42
13
12
20 23 28 29 30 31
36
80
26
49
48
46 47
38
37
39
40
55
15 14
27
41
T.F.
PT801
MAIN POWER
TRANSFORMER
SYSTEM
MUTE
~
~
~
~
TAPE
MECHANISM
ASS'Y
RESET
SP DET.
SP RELAY
ON-OFF
F
AN MOT
OR
DRIVER
F805
T2A L250V
D846
C844
RL841
PT841
SUB POWER
TRANSFORMER
D842~
D845
D845
RELAY
DRIVER
AC_RLY
IC854
KIA78L05
3
1
VOLTAGE
REGULATOR
+B8
UN
SW_5.6V
SW_5.6V
AC POWER
SUPPLY CORD
AC 220-240V ~ 50Hz
SUPPLY CORD
AC 220-240V ~ 50Hz
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