Read Sharp 76FW-54H Service Manual online
DA100 (50Hz) Chassis – Article for Television Magazine
Page 75 of 80
Sharp Electronics (UK) Limited - March 2003
Revision 2
IC305 – Multiple Sound Processor (MSP)
Type:
ITT MSP3410D PSD1P64
Sharp Part Number: RH-IX1636BMZZ
Package:
DIL
Price Code:
BD
This IC is the same type for all FW models. To date, it has no alternative.
Pin Name I/O Comment DC
Voltage
1
AUD CL OUT
X
Not connected
2.4V
2 NC
X Not
connected 0.5V
3 NC
X Not
connected 0.5V
4
D CTR OUT1
X
Not connected
1.4V
5
D CTR OUT0
X
Not connected
1.4V
6 ADR
SEL
X Earth
0V
7 STBY
I Supply
5.0V
8 NC
X Not
connected 0.6V
9
SCL
I
Clock
4.5 to 4.9V
10
SDA
I/O Data
3.7 to 3.9V
11
I2SCL
I/O Pro Logic control
1.2V
12
I2SWS
I/O Pro Logic control
1.3V
13
I2SDAOUT
I/O Pro Logic control
1.4V
14
I2SDAIN
I/O Pro Logic control
1.4V
15
ADR DA
X
Not connected
1.2V
16
ADR WS
X
Not connected
1.2V
17
ADR CL
X
Not connected
1.2V
18 DVSUP
I Digital
supply
5.0V
19 DVSS
X Digital
earth
0V
20
I2S DA IN2
X
Not connected
1.2V
21 NC
X Not
connected 0V
22 NC
X Not
connected 0V
23 NC
X Not
connected 0V
24
RESET
I
Reset in (RES2)
5.1V
25
DAC R
O
Headphone right
1.2V
26 DAC
L
O Headphone
left 1.2V
27 VREF2
X Earth
0V
28
DACM R
O
Main right
0V
29
DACM L
O
Main left
0V
30 NC
X Not
connected 0V
31 NC
X Not
connected 0.3V
32 NC
X Earth
0V
33
SC2 OUT R
O
SCART 2 right
3.76V
34
SC2 OUT L
O
SCART 2 left
3.76V
35 VREF1
X Earth
0V
36
SC1 OUT R
O
SCART 1 right
3.76V
37
SC1 OUT L
O
SCART 1 left
3.78V
38 CAPL
A
I
6.85V
39 AHVSUP
I Supply
8.0V
40 CAPL
M
I
7.95V
41 AHVSS
X Ground
0V
42 AGNDC
I
3.72V
43
SC4 IN L
I
Front left
3.15V
44
SC4 IN R
I
Front right
3.75V
45 ASG4
X Earth
0V
46
SC3 IN L
I
RGB left
3.75V
47
SC3 IN R
I
RGB right
3.75V
48 ASG2
X Earth
0V
49
SC2 IN L
I
SCART 2 left
3.75V
50
SC2 IN R
I
SCART 2 right
3.75V
51 ASG1
X Earth
0V
52
SC1 IN L
I
SCART 1 left
3.55V
53
SC1 IN R
I
SCART1 right
3.55V
54 VREFTOP
I Reference
voltage 2.54V
55
MONO IN
X
Not used
0V
56 AVSS
X Analogue
earth 0V
57 AVSUP
I Analogue
supply 5.0V
58
ANA IN1+
I
FM input
1.49V
59
ANA IN-
X
Not used
1.47V
60
ANA IN2+
X
Not used
0V
61 TESTI01
X Earth
0V
62 XTAL
IN
I Crystal
2.25V
63 XTAL
OUT O Crystal
2.2V
64 NC
X Not
connected 0V
Note that on the GF Pro Logic models pin 31 is used for the
sub-woofer output.
sub-woofer output.
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