Sharp SD-AT1000 (serv.man11) Service Manual ▷ View online
SD-AT1000
– 16 –
Figure 16 BLOCK DIAGRAM (5/10)
IX0558AW
100
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
1
2
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
35
80 79 78 77 76 75 74 73 72 71 70
60
61
62
63
64
65
66
67
68
69
58
59
1
2
3
4
6
7
8
9
15 16
23
22
21
20
19
18
POWER_LEVEL1
1G
2G
3G
4G
5G
6G
7G
8G
9G
10G
11G
12G
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
CCB_DO
CCB_CE
POWER_LEVEL2
OFF_SET
A/D_RESET
FAN_LOCK
JOG
PROTECT
+B_CHECK
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
9
CCB_DI
27 26 25 24 23 22
21
L_MUTE
W_S_MUTE
F_S_MUTE
C_S_MUTE
S_S_MUTE
FAN_LOCK
S_MUTE
CNP901
TO POWER SECTION
CNP501
TO MAIN SECTION
TO POWER SECTION
BI701
CNS701
FL701
FL DISPLAY
XL701
4.19 MHz
LED701
JOG701
JOG VOLUME
SW706
POWER
QS01
QS02
QS08
QS07
QS06
QS03
QS04
QS05
IC701
SW705
TUNING
DOWN
SW704
TUNING UP
SW703
TUNER
(BAND)
TUNER
(BAND)
SW702
LINE
SW701
DIGITAL
– 17 –
SD-AT1000
Figure 17 BLOCK DIAGRAM (6/10)
50
49
48
47
46
45
44
43
42
41
40
38
37
36
35
34
33
32
31
PST9140
2
1
GP1UM271 2
1
BLUE
3
34
33
32
39
38
35
60
61
51
52
53
54
55
56
58
59
23
22
21
30
29
27
26
25
24
3
+5V(UNSWD)
+5V(BACK UP)
BASS SW
CONFIG
RX-IN
F2
F1
P13
P14
P15
P16
DIG FUNC
ER
DPL_LED
DD_LED
POWER_KEY
VSS
VCC
DIMMER
DSP_INTREQ
DSP_CS
DSP_SCCLK
DSP_SCDIN
DSP_SCDOUT
DSP_RESET
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
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
D_GND
UN_SW 5.6V
SW 5V
BASS_SW
2
4
5
6
1
3
CNP502
TO MAIN SECTION
RESET
LED
DRIVER
LED
DRIVER
LED
DRIVER
LED
DRIVER
LED
DRIVER
LED
DRIVER
XL701
4.19 MHz
LED706
LED705
LED704
LED703
LED708
LED707
RM709
LED702
BI702
CNS702
CNP705
D702
D701
Q701
Q703
Q704
Q705
Q706
Q707
Q708
Q709
Q710
Q702
IC703
RESET
CNP702
CNP701
REMOTE SENSOR
SD-AT1000
– 18 –
Figure 18 BLOCK DIAGRAM (7/10)
D1_GND
D_+5V
A1_GND
AC_RELAY
FL–
FL+
VP
SP_RLY
PWR_GND
GND
D2_GND
A_GND
A_+15V
A_–15V
M_GND
2
1
3
AK09
AC POWER SUPPLY CORD
AC 120 V, 60 Hz
FB/SYNC
SYNC
OCP
GND
Vin
Drain
5
4
2 1
3
3
2
1
12
13
8
9
10
14
1
2
3
4
5
A_+5V
1
3
5
4
1
2
4
3
3
2
1
1bit_PWR_GND
1bit_+40V
1bit_DRIVER_+9V
DRIVER_+9V
TO 1-BIT AMP. SECTION
11
12
7
8
9
13
16
15
14
CNS701
FROM DISPLAY SECTION
CNA104
TO 1-BIT AMP. SECTION
C
TO MAI
1
1
2
2
IC901
STRF6229
SWITCHING REGULATOR
Q931
Q895
Q895
Q932
D902
D943
BI933
CNS933
T901
SWITCHING
POWER TRANSFORMER
D960
CNP901
D944
L931
IC933
KIA7809AP
VOLTAGE
REGULATOR
IC931
SE-B2
ERROR
AMP.
D936
D901
PC901
TH901
D942
D930
D939
D938
D945
D957
IC934
KIA7805AP
VOLTAGE
REGULATOR
PS932
PS931
F901
8A/125V
L901
L902
AC LINE
FILTER
AC LINE
FILTER
– 19 –
SD-AT1000
Figure 19 BLOCK DIAGRAM (8/10)
+40V
R-CH –
L-CH –
L-CH +
L-CH –
R-CH –
L-CH +
R-CH +
R-CH +
UCON_GND
M_+12V
LIMIT
FAN_CONT
SP_RLY
SUB_W–_IN
SUB_W+_IN
CENT+_IN
CENT–_IN
SR+_IN
SR–_IN
SL+_IN
SL–_IN
FL +
FL –
FR –
FR +
SL +
SL –
SR –
SR +
SP__RLY
SP__RLY
SP_RLY
SP__RLY
3
2
1
1 BIT AMP
5
6
7
8
4
3
2
1
AC_RELAY
CENT –
CENTER
SUBWOOFER
CENT +
WOOFER +
WOOFER –
SURROND
FR+_IN
FR–_IN
FL–_IN
FL+_IN
FRONT
UCON_+5V
PROTECT
+B_CHECK
4
3 5
1
11
WOOFER +
WOOFER –
CEN +
CEN –
CENTER
6
7
8
10
9
11
12
5
SL +
SL –
SR +
SR –
FR +
FL +
FL –
FR –
2
1
3
4
SURROUND
FRONT
SUBWOOFER
7
6
3
2
4
1
10
6
5
17
18 19
20
21
22 23
24
25
26 27
28
TO 1-BIT AMP. SECTION
CNP531
TO MAIN SECTION
D887
D963
Q951
Q950
Q892
PC902
ZD937
IC306
TJM4558CD
OPE AMP.
BI931
CNS931
RL897
RL898
RL899
D954
D953
GD1N4004
D951
GD1N4004
D952
GD1N4004
D950
GD1N4004
IC937
AN77L05
VOLTAGE
REGULATOR
D891
D890
D889
PC901
T903
POWER TRANSFORMER
D947
SO889
SPEAKER
TERMINAL
VDD
VSS
+
+
–
–
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