Read Sharp SD-EX100H (serv.man18) Service Manual online
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SD-EX100H
1
VDDL
Input
L channel digital output section power terminal.
2
OUTL (+)
Output
L channel forward output terminal.
3
OUTL (–)
Output
L channel reverse output terminal.
4
GNDD
—
Digital output section ground terminal.
5
OUTR (–)
Output
R channel reverse output terminal.
6
OUTR (+)
Output
R channel forward output terminal.
7
VDDR
Input
R channel digital output section power terminal.
8
VDDX
Input
Oscillation section power terminal.
9
XI
Input
Quartz oscillator connection terminal. Clock necessary for the system is generated.
10
XO
Output
Quartz oscillator connection terminal. Clock necessary for the system is generated.
11
GNDX
—
Oscillation section ground terminal.
12*
MCK
Output
System clock output terminal.
13*
TEST
Input
Test terminal. As usual, it is used at "L".
14
NFR1 (+)
Input
L channel forward signal feedback input terminal.
15
NFR2 (–)
Input
L channel reverse signal feedback input terminal.
16
GNDA
—
Analog ground terminal for AD converter.
17
Rch IN
Input
R channel analog input terminal.
18
Rch Vref
Input
Reference voltage terminal for R channel.
19
Lch Vref
Input
Reference voltage terminal for L channel.
20
Lch IN
Input
L channel analog input terminal.
21
RESET
Input
Reset terminal. It is reset with "L".
22
NFL2 (–)
Input
L channel reverse signal feedback input terminal.
23
NFL1 (+)
Input
L channel forward signal feedback input terminal.
24
VDDA
Input
Analog current terminal for AD converter.
Pin No.
Port Name
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
ICA100 RH-iX0498AWZZ: 7th Order Modulation Conversion LSI (IX0498AW)
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VDDL
VDDA
NFL1(+)
NFL2(–)
RESET
Lch IN
Lch Vref
Rch Vref
Rch IN
GNDA
NFR2(–)
NFR1(+)
TEST
OUTL(+)
OUTL(–)
GNDD
OUTR(–)
OUTR(+)
VDDR
VDDX
XI
XO
GNDX
MCK
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VDDA
NFL1(+)
NFL2(–)
RESET
Lch IN
Lch Vref
Rch Vre
f
Rch IN
GNDA
NFR2(–)
NFR1(+)
TEST
VDDL
OUTL(+)
OUTL(–)
GNDD
OUTR(–)
OUTR(+)
VDDR
VDDX
XI
XO
GNDX
MCK
Comparator
Comparator
Amplitude Doubling
Converter
Amplitude Doubling
Converter
Oscillator
Lch 7th order
Modulation Circuit
Rch 7th order
Modulation Circuit
Figure 77 BLOCK DIAGRAM OF IC
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