Read Sharp 76FW-54H Service Manual online
DA100 (50Hz) Chassis – Article for Television Magazine
Page 74 of 80
Sharp Electronics (UK) Limited - March 2003
Revision 2
IC801 – Video Sync Processor (VDP)
Type:
Micronas VDP 3120C2 Sharp
Part
Number:
RH-IX1688BMN2
Package: DIL
Price
Code:
BH
This IC is the same type for all FW models. GF and HW models can be fitted with the VDP 3130 (part
number RH-IX1858BMZZ). The voltage for this IC are similar.
Pin Name
I/O Comment
DC
Voltage
Voltage
1 TEST
X Earth
0V
2 RESQ
I Reset
(RES1)
5.0V
3 SCL
I Clock
4.6V
4 SDA
I/O Data
3.9V
5 DSGND
X Ground
0V
6 HCS
X Not
connected
1.4V
7 FSY
X Not
connected
1.3V
8 CSY
O Composite
sync
4.7V
9 MSY
X Not
connected
5.08V
10 INTLC
X Not
connected
2.5V
11 VPROT
I Vertical
protection
0.3V
12 SAFTEY
I EHT
safety
0.77V
13 HFLB
I
Horizontal fly back
0V
14 GND
X Ground
0V
15 VSUPD
I Supply
5.0V
16 GND0
X Earth
0V
17 PR0
I Not
used
3.3V
18 PR1
X Not
connected
0V
19 PR2
X Not
connected
0V
20 PORT2
X Earth
0V
21 PORT3
X Earth
0V
22 PORT4
X Earth
0V
23 PORT5
X Earth
0V
24 PROT6
X Earth
0V
25 DSGND
X Earth
0V
26 RSW2
I Not
used
0V
27 RSW1
I Not
used
0V
28 SENSE
I Not
used
0V
29 GNDM
X Earth
0V
30 VERTQ
X Earth
0V
31 VERT
O Vertical
drive
1.7V
32 EW
O East/west
control
1.0V
33 XREF
I Reference
2.3V
34 SVM
O SVM
output
4.5V
35 GND
X Earth
0V
36 VSUP
I Supply
5.14V
37 ROUT
O Red
output
4.6V
38 GOUT
O Green
output
4.6V
39 BOUT
O Blue
output
4.6V
40 VRD
I Control
2.5V
41 RIN
I Red
input
0V
42 GIN
I Green
input
0V
43 BIN
I Blue
input
0V
44 FBLIN
I
0V
45 RIN2
I
From RGB SCART
0V
46 GIN2
I
From RGB SCART
0V
47 BIN2
I
From RGB SCART
0V
48 FBLIN2
I
From RGB SCART
0.47V
49 CLK20
X Not
connected
2.6V
50 HOUT
O Horizontal
drive
2.8V
51 XTAL1
I Crystal
-
52 XTAL2
O Crystal
2.4V
53 VSTBY
I Supply
5.13V
54 CLK5
X Not
connected
3.6V
55 GNDF
X Earth
0V
56 ISGND
X Earth
0V
57 VRT
I Control
2.6V
58 VSUPF
I Supply
5.1V
59 VOUT
O Video
output
1.4V
60 CIN
I Chrominance
input
1.5V
61 VIN1
I
Front AV and front S-Video
or composite
or composite
1.4V
62 VIN2
I AV2
composite
video
1.4V
63 VIN3
I
RGB SCART composite video
1.4V
64 VIN4
I
Tuner composite video
0V
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