Read Sharp XL-DAB9H (serv.man3) Service Manual online
XL-DAB9H
4 – 2
ER
NAL
OR
FSEQ
C2F
DVDD
DVSS
DVDD1.8
VVDD3
VVSS3
DATACK
LRSY
DATA
TEST1
STDATA
STCK
STREQ
TEST0
CONT0
CONT1
CONT2
CONT1
CONT2
INTB1
INTB0
INTB0
RESB
DO
DI
CL
CE
DVSS
DVDD1.8
VVSS2
VCOC2
VPREF2
VVDD2
VPDOUT2
DVSS
DVDD
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
34 35 36 37 38 39 40
67 66 65 64 63 62 61
+B
+B
+B
TUN_L
TUN_R
CD_L
CD_R
O_CD_RESET
I_CD_DATA
O_CD_CE
CD+B
+12V
CD-VCC
O_CD_DATA
O_CD_CLK
O_CD_CLK
SPEAKER
TERMINAL
SPEAKER BOX A'SSY
SPEAKER BOX A'SSY
LA4631++
POWER AMP.
MUTING
LC75341M
4
3
2
1
9
8
7
6
13
12
11
10
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
15
14
13
18
17
16
21
20
19
24
23
22
1
5
2
3
4
6 7 8
LINE OUT
DI
CE
CL
DO
FM ST
SD
VSM
RDS_CLK
RDS_DATA
L OUT
LO
U
T
L OUT
R OUT
L IN
R IN
R
OUT
R
OUT
HEADPHONES
M+5V
P-ON
PRE.GND
(L)
(L)
(L)
(R)
(R)
(R)
L-CH
R-CH
R.F
IN1
IN2
STBY
P.P
LBS
VCC
OUT2
P_GND
OUT1
TUN R
AUX
R
AUX
L
CD R
CD L
TUN L
CL
DI
LOUT
CE
DI
CE
VSS
LTRE
LIN
LSL0
L4
L3
L2
L1
R3
R1
R2
CL
R4
RSL0
RIN
RTRE
RBS
ROUT
VREF
VDD
3
2
1
O_CD_RESET
D_GND
D_GND
D_GND
O_TU_CE
VSM
RDS_DATA
RDS_CLK
O_POWER
O_CD_CE
O_CD_CLK
O_CD_DATA
O_TU_SDO
I_CD_DATA
O_TU_SCK
I_TU_SDI
0_AMP_ON
O_CD+B
FM
ST
SD
O_P_MUTE
M+5V
2
4
8
6 7
5
9
1
3
2
4
1
3
11
13
17
15 16
14
18 19 20
10
12
2
1
3
4
5
4
5
2
1
3
4
4
2
1
3
4
4
5
NJM14558
PRE.AMP.
FROM DISPLAY
FROM DISPLAY
LINE IN
3
2
1
VP
GND
AUDIO
PROCESSOR
CONSTANT
VOLTAGE
+B
8
9
7
10
6
11
M
X521
456 kHz
+5V
Q651~653
TO DISPLAY
5V
1
2
3
POWER TRANSFORMER
LINE
FILTER
T200mA
L250V
AC INPUT
SOCKET
KIA7805API
CONSTANT
VOLTAGE
REGULATOR
3
1
2
+5.6V
LED+11.3V
TO CHASSIS GND
TO DISPLAY
VP
2
1
3 4 5
AC 230V 50Hz
AC POWER
SUPPLY CODE
BAD33T++
CONSTANT VOLTAGE
REGULATOR
3
1
2
3
1
2
KIA7805API
CONSTANT VOLTAGE
REGULATOR
TO DISPLAY
DAB_+3.3V
CNS510
DAB_POWER
DAB_GND
DAB_+5V
DAB_+5V
DAB_R
DAB_L
Q808
Q803
Q104
12V
+B1
+B1
+B1
+B1
+B1
+B2
Q107
Q108
Q108
CNP501
CNS502
IC601
IC602
J101
SO601
IC101
J103
D110
ZD111
D113
SO201
Q101
Q102
Q110
Q128
Q154
Q103
Q106
Q150
Q151
Q109
Q105
+B2
CNS730
D103
D102
D104
D101
CNP102
RP602
PT1
F101
SO102
L101
IC151
IC141
IC140
Figure 4-2 BLOCK DIAGRAM (2/4)
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