Read Sharp R-4G75M (serv.man3) Service Manual online
20
R-4G75(W)M
R-4G75(B)M
R-4G75(B)M
45
P13
OUT
Segment data signal.
Signal similar to P23.
Signal similar to P23.
46
R12
OUT
Segment data signal.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-3 line keys on key matrix is touched.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-3 line keys on key matrix is touched.
47
R11
OUT
Segment data signal.
Signal similar to P23.
Signal similar to P23.
48
R10
OUT
Segment data signal.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-5 line keys on key matrix is touched.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-5 line keys on key matrix is touched.
49
R07
OUT
Segment data signal.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-6 line keys on key matrix is touched.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-6 line keys on key matrix is touched.
50
R06
OUT
Segment data signal.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-7 line keys on key matrix is touched.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-7 line keys on key matrix is touched.
51
R05
OUT
Segment data signal.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-8 line keys on key matrix is touched.
Signal similar to P23.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P24-P27 terminal while
one of G-8 line keys on key matrix is touched.
52-55
P04-P01
OUT
Segment data signal.
Signal similar to P23.
Signal similar to P23.
56
P00
OUT
Terminal not used.
57-59
P37-P35
OUT
Terminal not used.
60-64
P34-P30
OUT
Used for initial balancing of the bridge circuit (absolute humidity sensor).
Pin No.
Signal
I/O
Description
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