DOWNLOAD Sharp SD-AT100 (serv.man3) Service Manual ↓ Size: 639.27 KB | Pages: 19 in PDF or view online for FREE

Model
SD-AT100 (serv.man3)
Pages
19
Size
639.27 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / Home Theatre / 2 - Wiring diagram, Block diagrams(36-54)
File
sd-at100-sm3.pdf
Date
PREV: Sharp SD-AT100 (serv.man2) Service Manual

Sharp SD-AT100 (serv.man3) Service Manual ▷ View online

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_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)
– 53 –
SD-AT100H
3
1
8
4
2
5 6
7
2 3
1
W_P 
W_M 
FL_P
FL_M
RL_P
RL_M
C_P 
C_M 
RR_M
RR_P
FR_P
FR_M
R-CH
L-CH
REAR
FRONT
FRONT 
WOOFER 
CENTER
R-CH
L-CH
REAR
–B_DRIVER
AMP_VCC
–B_AMP
+B_AMP
–B_DRIVER
AMP_VCC
–B_AMP
+B_AMP
AMP_VCC
–B_DRIVER
+B_AMP
–B_AMP
9
10
11
12
9
10
11
12
12
10
11
8
5
7
6
8
5
7
6
6
5
9
4
3
1
2
4
3
1
2
7
8
3
4
2
1
5
5
5
4
4
4
3
2
1
1
2
3
3
2
1
–
+
–
+
FROM
1-BIT AMP. PWB
CNSA111C
FROM
1-BIT AMP. PWB
CNSA111B
FROM
1-BIT AMP. PWB
CNSA111A
CNP709
CNP708
CNP701
CNP702
CNP703
Q717
Q716
Q715
Q714
Q713
Q712
IC702
KIA7806AP
VOLTAGE REGULATOR
IC701
NJM4565M
BUFFER
AMP.
D719 KDS160
D721
KDS160
Q718
 Figure 53 BLOCK DIAGRAM (16/17)
SD-AT100H
– 54 –
IN
NF–
OUT–
OUT+
NF+
ICA100
IX2815AF
7TH ORDER 
∆∑
 MODULATION
CONVERSION LSI
OUTPUT OFFSET
ADJUSTMENT
ANALOG SIGNAL
INPUT
- POWER
- POWER
+POWER
+POWER
LOAD
+5V
GND
REF
POWER -
LEVEL SHIFT
LOW PASS
FILTER
NF
L-IN
L-OUT
H-OUT
H-IN
L-IN
L-OUT
H-OUT
H-IN
B. S
B. S
+5V
DEAD TIME
CONTROL
SLICE LEVEL
SET VOLTAGE
 Figure 54
BLOCK DIAGRAM (17/17)
SD-AT100H
– 54 –
IN
NF–
OUT–
OUT+
NF+
ICA100
IX2815AF
7TH ORDER 
∆∑
 MODULATION
CONVERSION LSI
OUTPUT OFFSET
ADJUSTMENT
ANALOG SIGNAL
INPUT
- POWER
- POWER
+POWER
+POWER
LOAD
+5V
GND
REF
POWER -
LEVEL SHIFT
LOW PASS
FILTER
NF
L-IN
L-OUT
H-OUT
H-IN
L-IN
L-OUT
H-OUT
H-IN
B. S
B. S
+5V
DEAD TIME
CONTROL
SLICE LEVEL
SET VOLTAGE
 Figure 54
BLOCK DIAGRAM (17/17)
Page of 19
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