Sharp SD-AT100 (serv.man7) Service Manual ▷ View online
– 49 –
SD-AT100H
2
1
2
1
3
1
0 21 22 23 24 25 26 27 28 29 30 31 32
33
34
35
36
37
38
39
40
41
42
43
44
5
2
3
3
9 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84
+12V(A)
–12V(A)
DVD+8V
VP
DVD+5V
+9V RELAY
POWER
+3.7V STAND-BY
A/D_RESET
F_CONT
GND(M1)
S29
S20
S34
S19
S31
S24
S23
S32
S18
S33
S17
S16
S30
S36
S27
S26
S25
S28
S22
S35
S21
S14
S28
S29
S26
S17
S3
S18
S31
S23
S5
S24
S25
S22
S10
S20
S12
S7
S15
S27
S19
S8
S11
S4
S6
S9
S21
S16
S13
S30
POSISTOR
V_8V
+9VRELAY
GND(D3)
DVD+5V
D_GND
STAND-BY
GND(A)
–12V(A)
+12V(A)
+9VRELAY
DVD+5V
STAND-BY
–12V(A)
+12V(A)
D_GND
M_8V
D_5V
A_5V
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
VP
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
SEG34
SEG35
VSS
XIN
XOUT
P31
P30
P29
P28
P27
P26
P25
P24
P23
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
IC
F1
F1
NP
NP
NP
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
2 1
3
4
5
6
7
8
9
2 1
3
4
5
6
7
8
9
2 1
CNP908
TO POWER B PWB
TO DVD BLOCK
CNP307
TO DSP PWB
CNP502
TO MAIN PWB
CNP907
TO POWER B PWB
CNP714
TO
SPEAKER A
PWB
+13V
ICE02
IX0445AW
VOLTAGE
VOLTAGE
REGULATOR
ICE03
KIA7805AP
CONSTANT VOLTAGE
REGULATOR
ICE04
KIA7805AP
CONSTANT VOLTAGE
REGULATOR
BIE04
QE13
QE14
QE11
QE10
BIE02
CNSE02
BIE03
CNSE03
QE12
1BIT BLOCK
2
4
3
1
7
5
2
4
3
1
5
6
7
6
CNSE04
8
8
4
4
7
7
9
10
9
10
11
11
12
13
12
6
6
5
5
3
3
2
2
1
1
CNSE06
CNP903
TO
POWER PWB
2 1
2 1
CNS903
BIE08
Figure 49 BLOCK DIAGRAM (12/17)
SD-AT100H
– 50 –
Q928
Q933
Q925
Q921
Q927
Q926
Q923
Q931
Q930
Q924
Q922
Q932
+7.3V
VP
-12V(A)
+12V(A)
GND
OUT2
OUT1
DT2
DT1
FB2
FB1
INV2
INV1
NON2
NON1
RT
SCP
CT
V-Ref
VCC
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
DVD+5V
DVD+8V
FL-
FL+
POWER
CNSE06
P77 12 - F
FROM DISPLAY PWB
CNSE903
P77 12 - F
FROM DISPLAY PWB
CNSE04
P77 12 - C
FROM DISPLAY PWB
+11.5V RELAY
FREQ
GND(M1)
POSISTOR
D_GND
+3.7V
POWER_
STAND-BY
1
2
3
4
7
6
5
8
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
11
1
12
13
1
2
3
1
2
3
BYPASS
NOISE
GND
CONT
Vout
Vin
3
1
2
CNP704
P84 1 - A
TO
SPEAKER A PWB
POWER
+B
+B
+B
+B
-B
+B
+B
+B
+B
+B
+
-
-13V
+13V
2
R986
4.7K
L924
D930
RB060L40
D936
EK16
D935
EK16
D937
EK16
D934
EK16
CNP903
L923
100
µ
H
D929
RB060L40
IC925
BA9743AV
DC/DC CONVERTER
ZD926
DZ2.7BSA
PS922
CNP907
IC921
NJM2370R
VOLTAGE REGULATOR
D939
1N404S
IC924
NJM431L
VOLTAGE
REGULATOR
PS924
D
BI902
CNS902
CNP908
L950
Figure 50 BLOCK DIAGRAM (13/17)
– 51 –
SD-AT100H
ZD924
DZ270BSA
IC926
TA78DL12AF
3
2
1
Q904
Q905
3
2
1
1
5
2
4
3
1
2
3
1
2
3
CNP704
P84 1 - A
TO
SPEAKER A PWB
1
3
2
1
2
3
INH
FB/
S
GND
VCC
CONT
+B
-B
-13V
+13V
AC POWER
SPPLY CORD
F901
T2.5A L250V
L902
ACLINE FILTER
L903
ACLINE FILTER
D907
TS6B05GM
SO900
AC INPUT SOCKET
230 V
50 Hz
T991
SWITCHING POWER
TRANSFORMER
D924
SFPB76
PS925
6.2
POSISTOR
D925
SFPB76
IC901
STR6629B
SWITCH
D921
DX0522CE
D923
DX0522CE
D927
SFPW56
PS921
THERMISTOR
C906
0.0033
R905
4.7K
D905
SFPL52V
D904
ZD901
DZ10BSB
D903
SFPL52V
D902
SFPL52V
ZD903
DZ6.8BSC
L921
4.7
µ
H
IC923
SE012N
ERROR
DETECTION
AMP.
ZD925
DZ3.0BSA
D926
AK06Z
D931
S1VBA60
PC901
TLP621
PC902
TLP621
T901
SUB POWER
TRANSFORMER
TH901
POSISTOR
ZD902
DZ200BSB
BI902
CNS902
Q903 Q902
Q901
Figure 51 BLOCK DIAGRAM (14/17)
SD-AT100H
– 52 –
+11V_RELAY
RR_M
RL_M
FR_M
FL_M
C_M
W_M
W_SP_RLY
OFFSET
RIMIT
C_SP_RLY
S_SP_RLY
F_SP_RLY
FAN_L/H
OFFSET
OFFSET
OFFSET
C_P
FL_P
RL_P
RR_P
W_P
FR_P
OFFSET
TO MAIN PWB
A-12V
A+12V
FAN_L/H
PROTECT
RIMIT
W_SP_RLY
C_SP_RLY
S_SP_RLY
F_SP_RLY
–B_CONT
CENTER–
CENTER+
WOOFER+
WOOFER–
REAR_RCH+
REAR_RCH–
REAR_RCH–
REAR_LCH–
REAR_LCH+
REAR_LCH+
FRONT_LCH+
FRONT_LCH–
FRONT_RCH–
FRONT_RCH+
–13V
+13V
FROM
POWER A PWB
2
3
4
5
4
3
1
2
4
2
1
3
1
15
10
11
12
13
14
15
1
9
8
5
4
7
2
3
1
6
2
1
3
1
2
CNP503
CNS902
FROM
DISPLAY PWB
CNSE07
FROM
1-BIT AMP.PWB
CNSA110F
FROM
1-BIT AMP.PWB
CNSA110B
FROM
1-BIT AMP.PWB
CNSA110D
CNW503
CNP705
CNP706
CNP707
CNS503
CNP704
CNP714
Q730
Q732
Q729
Q731
Q728
Q726
Q725
Q727
Q724
Q722
Q723
Q705
Q704
RL704
Q703
Q702
Q710
Q711
Q708
Q709
Q717
Q
Q706
Q701
Q721
RL702
RL703
RL705
Q707
RL701
Figure 52 BLOCK DIAGRAM (15/17)
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