Sharp SD-AT1000 (serv.man13) Service Manual ▷ View online
SD-AT1000
– 34 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.
Figure 34 SCHEMATIC DIAGRAM (5/11)
IX0558AW
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
0.001
2.7K
4.7K
4.7K
MA111
82K
1K
10K
10K
15K
10K
18P
12P(CH)
0
820
1K
100K
10K
RED
10K
1/50
10K
2.2
µ
H
10/16
150P(CH)
4.7K
1K
1K
1K
1K
2.2K
1K
1K
1K
1K
1K
1K
1K
1K
220
1K
1K
1K
1K
1K
1K
1.2K
1.5K
1.8K
1
2
3
4
5
6
7
8
9 10 11 12
23
22
21
20
19
18
17
16
15
14
13
34
33
32
31
30
29
28
27
26
25
24
36
35
1
80 79 78 77 76 75 74 73 72 71 70
60
61
62
63
64
65
66
67
68
69
57
58
59
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17
23
22
21
20
19
18
OE
POWER_LEVEL1
NP
NP
TIMER LED
1G
2G
3G
4G
5G
6G
7G
8G
9G
10G
11G
12G
NP
F1
F1
13G
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
14G
15G
SYSTEM MICROCOMPUTER
VSS
CCB DI
CCB CL
RESET
CNVSS
CCB_DO
CCB_CE
RDS DO
RDS RST
RDS CLK
RDS RDY
TUNER_SM
POWER_LEVEL2
OFF_SET
A/D_RESET
FAN_LOCK
JOG
PROTECT
+B_CHECK
AREA
TIMER LED
GND
S_MUTE
S_S_MUTE
C_S_MUTE
F_S_MUTE
W_S_MUTE
L_MUTE
SEG8
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
DIG15
DIG14
DIG7
DIG8
DIG6
DIG5
DIG4
DIG3
DIG2
DIG1
DIG9
KEY1
VEE
DIG10
DIG11
DIG12
DIG13
VREF
X_IN
X_OUT
VF1
3
1
4
5
6
2
1
3
4
5
SP_RELAY
–VP FOR FL
VF2
AC_RELAY
P_CONT_LEVEL
9V
H.P_SW
CONFIG
CCB_CL
CCB_DO
CCB_CE
OFF_SET PROTECT
A/D_RESET
+B_CHECK
PROTECT
VOL_CL
VOL_DA
D_GND
SW 5V
BASS_SW
14
15
16
17
18
19
20
13 12 11 10
7
2
4
8
5
6
3
5
3
2
1
6
4
9
CCB_DI
27 26 25 24 23 22
21
L_MUTE
SW_5V
A/D RESET
SP. RELAY
GND
OFFSET PROTECT
W_S_MUTE
F_S_MUTE
C_S_MUTE
S_S_MUTE
FAN_LOCK
S_MUTE
CNP901
P36 3 - A
TO POWER PWB
CNP501
P30 1 - F
TO MAIN PWB
CNS01
P40 1 - E
TO PROTECT CIRCUIT PWB
27
+B
+B
+B
+B
+B
+B
BI701
CNS701
FL701
FL DISPLAY
R760
L702
XL701
4.19 MHz
C715
C714
C7
R728
C7
R727
C713
R723
C709
C710
R725
R726
R722
R724
C712
C711
R710
R712
R713
R715
R716
R711
L701
C703
C702
R706
R707
R708
R709
R705
R704
R701
R703
R702
LED701
304VT2E3
R798
RM719
RM723
R753
R752
R793
R790
R789
R791
R788
D704
C750
RM720
JOG701
JOG VOLUME
SW706
POWER
C720
C701
IC701
R797
R796
R795
R794
SW705
TUNING
DOWN
SW704
TUNING UP
SW703
TUNER
(BAND)
TUNER
(BAND)
SW702
LINE
SW701
DIGITAL
RM721
C709~C713:
100P(CH)
100P(CH)
BI703
– 35 –
SD-AT1000
Figure 35 SCHEMATIC DIAGRAM (6/11)
7
8
9
10
11
12
0.01
0.01
82
82
82
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
3.3K
1K
47K
10K
2SB709 AR
82
KRC102 S
270
1K
1K
1K
1K
10K
10K
10K
10K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
10K
4.7K
10K
4.7K
10K
10K
10K
3.3K
3.3K
3.3K
2.2
µ
H
10K
10K
220K
0.1
470/10
150
DMA111
4.7/50
150
MA111
MA111
KRC104 M
680
PST9140
2
1
DTS_LED
SURR_LED
330
330 1.8K
330 1.8K
330
KRC107 S
DD_LED
STEREO_LED
STD_LED
DPL_LED
KRC107 S
KRC107 S
KRC107 S
KRC107 S
KRC107 S
1K
1K
18P (CH)
12P(CH)
1K
2.2K
2.2K
2.2K
0.1
2.2K
820
1/50
GP1UM271 2
1
0.022
18
22
BLUE
10/16
KRC104 M
1K
1K
1K
1K
1K
1K
220/16
1K
1K
1K
3
34
33
32
31
39
38
37
36
35
10/16
150P(CH)
60
61
62
51
52
53
54
55
56
57
58
59
23
22
21
20
30
29
28
27
26
25
24
3
ORANGE
ORANGE
RED
RED
GREEN
GREEN
OE
NP
+5V(UNSWD)
+5V(BACK UP)
BASS SW
CONFIG
RX-IN
H.P_SW
F2
F1
P12
P13
P14
P15
P16
NP
DIG FUNC
RESET
POINT
UTER
DPL_LED
DD_LED
POWER_KEY
VSS
CCB DI
VCC
DIMMER
DSP_INTREQ
DSP_CS
DSP_SCCLK
DSP_SCDIN
DSP_SCDOUT
DSP_RESET
D.TIME CNT
OVF
STD_LED
DTS_LED
SURR_LED
STEREO_LED
COD_DO
COD_CLK
COD_DI
COD_CSN
VOL_DA
VOL_CL
AC RLY
SP_RLY
NONPCM
SEG16
SEG15
SEG14
SEG13
SEG12
SYS_STOP
X_IN
X_OUT
4
2
1
1
2
4
1
3
5
3
6
5
5
4
3
GND
DSP_SCCLK
COD_CSN
COD_CLK
DSP_RESET
DSP_CS
DSP_SCDIN
DSP_SCDOUT
DSP_INTERQ
OVF
COD_DO
COD_DI
DIG_FUNC_+B
NON_PCM
15
14
13
10
9
8
7
6
5
4
3
2
1
11
12
9V
CONFIG
VOL
_
CL
D_GND
UN_SW 5.6V
SW 5V
BASS_SW
7
2
4
5
6
1
3
1
3
2
REMOTE SENSOR
PWB-A4
PWB-A4
1
1
1
2
3
1
2
3
1
2
3
1
2
3
2
3
2
3
1
2
3
1
2
3
CNP502
P32 1 - C
TO MAIN PWB
1
15
DISPLAY PWB-A2
1
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
Q703~Q708: LED DRIVER
R761
R762
R763
R764
R765
R767
C718
R760
R758
R757
R759
R756
R777
R776
R775
R774
R773
R772
R771
R770
R769
R768
R747
R749
R748
R751
R750
R754
R755
R740
R739
R742
R745
R736
R735
R737
R738
R733
R734
R730
R731
R729
L702
XL701
4.19 MHz
C715
C714
C716
R728
C717
C713
R726
RM702
RM701
RM709
RM711
RM712
RM710
304VT2E2
LED706
304AT2E
LED705
LED704
304GT1U
LED703
304AT2E
RM713
RM714
304VT2E2
LED708
304GT1U
LED707
RM715
RM709
C721
RM703
RM704
LED702 304BC2E9
BI702
CNS702
CNP705
C722
C723
RM732
RM730
RM731
Q710
RM717
Q709
RM718
R779
R782
R781
R780
C752
RM705
C726
C725
RM707
D703
C727
RM706
D702
D701
Q702
RM708
C724
Q701
C751
IC703
RESET
Q707
Q706
Q703
Q704
Q705
CNP702
Q708
CNP701
FFC702
FFC701
REMOTE SENSOR
SD-AT1000
– 36 –
Figure 36 SCHEMATIC DIAGRAM (7/11)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.
+40V
D1_GND
D_+5V
A1_GND
1K
AC_RELAY
FL–
FL+
VP
SP_RLY
PWR_GND
GND
D2_GND
A_GND
A_+15V
A_–15V
M_GND
KIA7805AP
DS1SS133
0.047
(ML)
2
1
3
0.047
(ML)
0.01
100K
DS1SS133
10K
33K
47/50
22K
HZ4ALL
KTC3199 GR
680
AG01Z
100/25
CHASSIS GND
1000/25
12K
1.2
KTA1266 GR
1.5
1/50
1K
KIA7809AP
KRC106 M
1/50
0.047
(ML)
1K
0.047
(ML)
1/50
DZ33BSD
47/50
100
KTA1023 Y
10
µ
H
2200/50
SE-B2
1.2K
56K
330P
3.9K
1000/25
1000/25
2.7K
EK03
EK19
EK19
EK19
2200/50
2200/50
FML-G22S
0.0047
AK09
100/63
AK09
0.33
0.001
68
100/10
68
3.3K
100/63
(1/2W)
(1/2W)
22
(1/2W)
SARS03
0.01
1M
33K (3W)
0.0022
0.0022
AC POWER SUPPLY CORD
AC 120 V, 60 Hz
TN14V271
390K
0.1
0.001
0.001
0.0022
0.1
FB/SYNC
SYNC
OCP
GND
Vin
Drain
5
4
2 1
3
220P
0.01
0.0015
0.001
1.5K
150K
4.7/50
47K
0.0022
(2W)
0.18
(2W)
220
0.12
0.12
(2W)
(2W)
AG01Z
AG01Z
AG01Z
3.3K
33/35
3
2
1
0.0022
0.0022
D5SB60
0.0047
0.0047
12
13
8
9
10
14
1
2
3
4
5
A_+5V
1
3
5
4
1
2
4
3
10
10
(1/2W)
(1/2W)
3
2
1
1bit_PWR_GND
1bit_+40V
1bit_DRIVER_+9V
DRIVER_+9V
P38 1 - H
TO 1-BIT AMP. SECTION
11
12
7
8
9
13
0.33/250
16
15
14
CNS701
P34 1 - C
FROM DISPLAY PWB
CNA104
P38 2 - A
TO 1-BIT AMP. SECTION
1
3
2
1
1
2
2
POWER PWB-B (1/2)
+B
+B
+B
+B
+B
+B
+B
+B
-B
+B
1200/200
IC901
STRF6229
SWITCHING REGULATOR
R917
C915
C851
C850
C933
R983
R913
D902
D943
C937
Q896
BI933
CNS933
R889
R890
R968
Q895
C961
R969
R960
R958
C935
C983
T901
SWITCHING
POWER TRANSFORMER
D960
C910
0.0033
C962 0.0033
C940
CNP901
C902
C958
C956
C971
D944
C914
C913
R903
R918
C942
L931
R962
C955
C953
C954
IC933
R933
R932
C939
IC931
ERROR
AMP.
R931
D936
C909
D901
PC901
R930
R910
R914
TH901
1.5
Thermistor
C911
R904
C912
C908
C957
D906
D907
D905
C919
LUG2
C907
C906
C916
R909
C917
R916
C918
R915
C920
R908
R907
C921
ZD932
R971
D942
D930
C930
C932
C938
D939
C951 0.0033
C952 0.0033
D938
C941
R967
Q932
D945
R966
R965
R970
D957
C950
R961
ZD931
Q931
C949
R964
R963
C948
IC934
PS932
1.7
Posistor
1.7
Posistor
PS931
1
2
3
F901
8A/125V
L901
R901
C901
C922
L902
C903
C904
C905
R920
4.7M(1/2W)
CHASSIS GND
4
1
CNP902
CNS902
VA901
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
AC LINE
FILTER
AC LINE
FILTER
FM SIGNAL
– 37 –
SD-AT1000
Figure 37 SCHEMATIC DIAGRAM (8/11)
7
8
9
10
11
12
+40V
R-CH –
L-CH –
L-CH +
L-CH –
R-CH –
L-CH +
R-CH +
R-CH +
M_GND
UCON_GND
M_+12V
LIMIT
FAN_CONT
4.7K
SP_RLY
120K
470/10
MA111
1/50
10K
33K
SUB_W–_IN
SUB_W+_IN
CENT+_IN
CENT–_IN
33K
10K
MA111
1/50
SR+_IN
SR–_IN
SL+_IN
SL–_IN
33K
MA111
1/50
10K
10K
FL +
FL –
FR –
FR +
SL +
SL –
SR –
SR +
DS1SS133
1K
SP__RLY
SP__RLY
DS1SS133
1K
SP_RLY
100K
SP__RLY
KTC3203 Y
0.047(ML)
1/50
10K
0.01
220 5.6K
GD1N4004
DS1SS133
0.047
(ML)
0.047
(ML)
3
2
1
1/50
KTC3199 GR
2.7K
47K
0.0022
560
3
4
2
1
EK03
DZ15BSB
DS1SS133
3.9K
(1/2W)
100K
1/50
10K
0.1(ML)
68
DZ15BSB
TJM4558CD
OPE AMP.
1 BIT AMP
180K
0.0022
18K
18K 18K
10K
0.0022
180K
18K
18K
10K
2.2K
2.2K
18K
0.1(5W)
3.3K
220K
KTA1266 GR
470/25
22
(1/2W)
220P
220P
220P
220P
220P
220P
0.001
0.001
220P
220P
220P
220P
220P
220P
0.001
0.001
0.001
0.001
0.047
0.047
Vin
4
.5K
150K
.7/50
Z
AG01Z
3.3K
33/35
5
6
7
8
4
3
2
1
AC_RELAY
CENT –
CENTER
SUBWOOFER
CENT +
WOOFER +
WOOFER –
SURROUND
FR+_IN
FR–_IN
FL–_IN
FL+_IN
FRONT
UCON_+5V
PROTECT
+B_CHECK
4
3 5
1
11
12
WOOFER +
WOOFER –
CEN +
CEN –
CENTER
CHASSIS
GND
6
7
8
10
9
11
12
5
SL +
SL –
SR +
SR –
FR +
FL +
FL –
FR –
2
1
3
4
SURROUND
FRONT
SUBWOOFER
4.7K
7
6
3
2
4
1
10
11
6
5
17
18 19
20
21
22 23
24
25
26 27
28
P38 3~6 - H, P39 7~11 - H
TO 1-BIT AMP. SECTION
CNP531
P31 12 - E
TO MAIN PWB
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
-B
-B
-B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
LATOR
C998
R898
R896
C988
R895
C963
R859
C995
R899
D887
C997
C984
R999
D963
R995
Q951
R997
R998
Q950
R996
PC902
R855
R881
R883
R884
R882
C871
R870
R869
R888
R894
R893
C899
R874
ZD937
ZD934
C872
R871
R880
R868
R886
R867
R885
R879
R892
C869
R891
IC306
BI931
CNS931
D960
C910
.0033
RL897
RL898
RL899
C946
C945
D954
D953
GD1N4004
D951
GD1N4004
D952
GD1N4004
D950
GD1N4004
IC937
AN77L05
C970
C967
C969
C968
C885
C844
C881
C882
C884
C842
C848
C883
C887
C888
C847
C846
D891
R864
Q892
R863
D890
D889
R861
R858
R857
R862
C878
C876
C875
C877
C873
C874
PC901
R930
R910
R914
D905
C919
R916
C918
R915
D949
T903
POWER TRANSFORMER
C965
C966
D947
R980
SO889
SPEAKER
TERMINAL
3
4
2
1
VDD
VSS
+
+
–
–
VOLTAGE
REGULATOR
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