Read Sharp SD-SG11 (serv.man3) Service Manual online
SD-SG11H
– 18 –
Figure 18 BLOCK DIAGRAM (1/7)
TO TUNER UNIT
TUN1
LEDD01
LEDD02
PHCU01
CNPU06
LEDD03
LEDD04
LEDD05
LEDD06
LEDD14
∆
∑
LEDD13
LEDD15
LOAD_M+
LED12
LED4
LED2
LED1
LED12
LOAD_M–
CD_SENS_B
CD_SENS_A
LOAD_M-
CD_SENS_C
BUS0
BUS2
CD_RESET
MD_LOADS
LED5
LED1
CCE
BUCK
DO
DI
TUN_MUTE
CE
POWER
LCK2
LCK1_
BUS2
CD_SENS_A
DR_M+
LED6
DO
LCK1_
CLK
DI
MD_SERCH
MD_D_STB_
MD_KDATA
MD_ST
TUNER_SM
LED4
LED7
DR_M–
DR_CL_IN
MD_RESET
MD_DSCK
MD_DATA_
CLK
CE
DI
LINE_MUTE
DATA
CLOCK
CLK
SYS_MUTE
TUN_MUTE
DR_M+
DR_M–
LOAD_M+
MD_DISC_IN
DR_CL_IN
DR_OP_IN
DR_OP_IN
MD_DISC_IN
LED5
LED6
LED7
BUS1
BUS3
BUS0
CD_SENS_C
CD_FUNC
TUN_R
TUN_L
COMP
CCE
CD_CHK_SW
BUS1
BUCK
BUS3
CLK
TUNER_SM
CD_SENS_B
LED2
CD_CHK_SW
LED3
LED3
+B7
(+12V)
+B5(5V SWD)
VF2
RESET
ST
SYSTEM
HP_SW
AUX+B
PROTECT
TUN_ST/SD
QD09
QD10
+B4(8V)
+B11(5V CD)
ICD02
BU2092F
INPUT/OUTPUT
EXPANDER
+B12(5V)
TUNE
ICU03
TA7291S
LOADING MOTOR
DRIVER
+B4(8V)
VS
+B12(5V)
ICD03
BU2092F
INPUT/OUTPUT
EXPANDER
+B7(12V)
+B5(5V)
POWER
QD11
QD05
QD04
QD03
SP
LP2
LP4
MONO
BLUE
GREEN
RED
RED
GREEN
BLUE
SLEEP
MD DISC
IN SW
M
M904
MD/CD LID
MOTOR
–
+
OPEN
CLOSE
VSS
AVSS
VEE
VCC
VREF
CD RESET
INVERTER
QD01
+B12
TIMER_LED
VP
X-IN
X-OUT
VF1
+B13(5V) BACK UP
+B5(+5V)
FLD01
~
~
~
8.3886 MHz
XLD01
~
RMD01
REMOTE
SENSOR
KEY
SWD02~SWD21
SWD24
ICD01
IX0439AW
SYSTEM MICROCOMPUTER
1
15
47
44
43
3
6
5
3
7
1
8
2
12 13 14 23 24 25 26 27 28 29
46
4
2
1
2
3
32
9
37
36
33
41 45
31
6 42
10
14
13
3
5
4
1
18
2
6
15
16
5 2
1
3
4
26 22
21
24 23
25 20
19
18
9 7
13 12 11 10
17
9
11
1
39
40
6
54
59 57
38
48
90
92
97
98
91
100
10
9
7
11
5
18
6
8
16
16 15 14
6
8
4
5
9
14
6
12
15 11
7
13
3
8
10
1
3
4
2
22
21
20
19
18
17
16
7
35
34
10
30
99
SWD23
OPEN/CLOSE
TO CD SERVO PWB UNIT
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
BUFFER
BUFFER
TUN_FM
15
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