Sharp LC-32SV40U Service Manual page 72

04 Peripheral / IR/Keypad /ESD
+5VSB
CN5101
IR board Power
1 TP5109
CN_2
2 TP PAD 1.60
IR
3 CN_3
4 CN_4
5
6 CN_6
7
SY S_SDA 5,11,14
8
+3V3SB
9
SY S_SCL 5,11,14
CN_10
10
11
12
13
+3V3SB
14
Light_sensor 5
R5122 100
2x7P 2.0mm 90°(W/L)
C5104 TP PAD 1.60
0.01u/25V
TP5110
RC passthrough
5 RC_through
+5VSB
R5109
100
R5113
10K
Q5106 Q5101
2N7002K 2N7002K
2 3 3
5 OIRI
RC_through Function
H RC_through on
L RC_through off
Keypad/IR ESD
6.2V 5%
ZD5102
3 D5102 C5110
9 OIRI_Out
0.1u/16V
BAV99
3 D5105
Key_ADC0
CN_10
BAV99
ZD5106
6.2V 5%
TP5103
TP5101
TP PAD 1.60
TP PAD 1.60
CN_2
CN_2
CN_3
5 CN_3
CN_4
5 CN_4
CN_6
CN_6
CN_10
CN_10
TP PAD 1.60 TP PAD 1.60 TP PAD 1.60
TP5102 TP5104 TP5105
SYSTEM EEPROM
+5VSB
R5119
10K
2 R5125 100
OIRI_Out 9
5 EEPROM_WP1
6.2V 5%
ZD5103
3 D5101 C5107
OIRI
CN_2 5 CN_3
0.1u/16V
BAV99
3 D5106
Key_ADC1
CN_6
BAV99
ZD5105
6.2V 5%
+3V3SB
R5102
10K
R5123 100
OIRI 5
R5112 100
R5118 100
C5103
0.1u/16V
R5130
NC/0
5 EEPROM_WP
R5104
DV33 4.7K
12/06 add
R5129
5,11,14 SYS_SCL
NC/4.7K
5,11,14 SYS_SDA
R5127
4.7K
1 Q5107
PMBT3904
R5128
47K
TP PAD 1.60
1206 TP5106
6.2V 5%
ZD5104
3 D5104 C5105
LED_OFF
0.1u/16V
BAV99
6.2V 5%
ZD5101
3 D5103 C5108
LED_ON
5 CN_4
0.1u/16V
BAV99
71
R5126 R5103
NC/10K 10K
LED_OFF 5
LED_ON 5
Key _ADC1 5
Key _ADC0 5
C5101
0.1u/16V
DV33
TP5111
TP PAD 1.60
DV33
R5114 R5111
4.7K 10K
U5101
8 1 C5102
VCC A0
0.1u/16V
7 2
WP A1
6 3
SCL A2
5 4
SDA GND
IIC ADDRESS "A0" K24C32-SIRXA
TP5108
LO = > WRITE
HI = > WP
TP PAD 1.60
TP PAD 1.60
TP5107