Sharp R-1505F Service Manual - Page 25

Hood lamp ON. H level: During Hood lamp

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Pin No. 37 Signal P23 I/O OUT 38 P22 OUT 39 P21 OUT 40 P20 OUT 41 P17 OUT 42 P16 OUT 43 P15 OUT 44 P14 OUT 45-47 48-50 51-72 P13-P11 SEG24-SEG22 SEG21-SEG0 OUT OUT OUT 73/74 75 76 77 VCC/VREF AVSS COM3 COM2 IN IN OUT OUT 78 COM1 OUT 79 COM0 OUT 80 VL3 IN R-1500 R-1501 R-1505 R-1506 Description Key strobe signal. Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of G4 line keys on key matrix is touched. Key strobe signal. Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of G3 line keys on key matrix is touched. Key strobe signal. Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of G2 line keys on key matrix is touched. Key strobe signal. Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of G1 line keys on key matrix is touched. Hood lamp driving signal. To turn on and off relay(RY6). "L" level: During Hood lamp ON. "H" level: During Hood lamp ON OFF. OFF H : GND L Hood lamp driving signal. To turn on and off relay(RY5). " L " level: During Hood lamp ON. "H" level: During Hood lamp OFF. ON OFF H : GND L Hood motor high / low driving signal. To turn on and off relay(RY3). "L" level: During Hood motor high. "H" level: During Hood motor ON low. OFF H : GND L Hood motor driving signal. To turn on and off relay(RY4). "L" level: During Hood motor ON. "H" level: During Hood motor OFF. ON OFF H : GND L Terminal not used. Terminal not used. Segment data signal. Connected to LCD. The relation between signals are as follows: LSI signal (Pin No.) LCD (Pin No.) LSI signal (Pin No.) LCD (Pin No.) SEG 21 (51 SEG21 ( 1) SEG 10 (62 SEG10 (12) SEG 20 (52 SEG20 ( 2) SEG 9 (63 SEG 9 (13) SEG 19 (53 SEG19 ( 3) SEG 8 (64 SEG 8 (14) SEG 18 (54 SEG18 ( 4) SEG 7 (65 SEG 7 (15) SEG 17 (55 SEG17 ( 5) SEG 6 (66 SEG 6 (16) SEG 16 (56 SEG16 ( 6) SEG 5 (67 SEG 5 (17) SEG 15 (57 SEG15 ( 7) SEG 4 (68 SEG 4 (18) SEG 14 (58 SEG14 ( 8) SEG 3 (69 SEG 3 (19) SEG 13 (59 SEG13 ( 9) SEG 2 (70 SEG 2 (20) SEG 12 (60 SEG12 (10) SEG 1 (71 SEG 1 (21) SEG 11 (61 SEG11 (11) SEG 0 (72 SEG 0 (22) Connected to GND. Connected to VC. Terminal not used. Common data signal: COM2. Connected to LCD signal COM2. Common data signal: COM1. Connected to LCD signal COM1. Common data signal: COM0. Connected to LCD signal COM0. Power source voltage input terminal. Standard voltage for LCD. 23

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23
R-1500
R-1501
R-1505
R-1506
37
P23
OUT
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of
G4 line keys on key matrix is touched.
38
P22
OUT
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of
G3 line keys on key matrix is touched.
39
P21
OUT
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of
G2 line keys on key matrix is touched.
40
P20
OUT
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of
G1 line keys on key matrix is touched.
41
P17
OUT
Hood lamp driving signal.
To turn on and off relay(RY6). "L" level: During
Hood lamp ON. "H" level: During Hood lamp
OFF.
42
P16
OUT
Hood lamp driving signal.
To turn on and off relay(RY5). " L " level: During
Hood lamp ON. "H" level: During Hood lamp
OFF.
43
P15
OUT
Hood motor high / low driving signal.
To turn on and off relay(RY3). "L" level: During
Hood motor high. "H" level: During Hood motor
low.
44
P14
OUT
Hood motor driving signal.
To turn on and off relay(RY4). "L" level: During
Hood motor ON. "H" level: During Hood motor
OFF.
45-47
P13-P11
OUT
Terminal not used.
48-50
SEG24-SEG22
OUT
Terminal not used.
51-72
SEG21-SEG0
OUT
Segment data signal.
Connected to LCD.
The relation between signals are as follows:
LSI signal (Pin No.)
LCD (Pin No.)
LSI signal (Pin No.) LCD (Pin No.)
SEG 21 (51) -------------------- SEG21 ( 1)
SEG 10 (62) --------------------- SEG10 (12)
SEG 20 (52) -------------------- SEG20 ( 2)
SEG
9 (63) ---------------------- SEG 9 (13)
SEG 19 (53) -------------------- SEG19 ( 3)
SEG
8 (64) ---------------------- SEG 8 (14)
SEG 18 (54) -------------------- SEG18 ( 4)
SEG
7 (65) ---------------------- SEG 7 (15)
SEG 17 (55) -------------------- SEG17 ( 5)
SEG
6 (66) ---------------------- SEG 6 (16)
SEG 16 (56) -------------------- SEG16 ( 6)
SEG
5 (67) ---------------------- SEG 5 (17)
SEG 15 (57) -------------------- SEG15 ( 7)
SEG
4 (68) ---------------------- SEG 4 (18)
SEG 14 (58) -------------------- SEG14 ( 8)
SEG
3 (69) ---------------------- SEG 3 (19)
SEG 13 (59) -------------------- SEG13 ( 9)
SEG
2 (70) ---------------------- SEG 2 (20)
SEG 12 (60) ------------------- SEG12 (10)
SEG
1 (71) ---------------------- SEG 1 (21)
SEG 11 (61) ------------------- SEG11 (11)
SEG
0 (72) ---------------------- SEG 0 (22)
73/74
VCC/VREF
IN
Connected to GND.
75
AVSS
IN
Connected to VC.
76
COM3
OUT
Terminal not used.
77
COM2
OUT
Common data signal: COM2.
Connected to LCD signal COM2.
78
COM1
OUT
Common data signal: COM1.
Connected to LCD signal COM1.
79
COM0
OUT
Common data signal: COM0.
Connected to LCD signal COM0.
80
VL3
IN
Power source voltage input terminal.
Standard voltage for LCD.
Pin No.
Signal
I/O
Description
ON
OFF
H : GND
L
ON
OFF
H : GND
L
ON
OFF
H : GND
L
ON
OFF
H : GND
L