Key Schematic Diagram; Ir Schematic Diagram - Sharp LC-50LE442U Service Manual

[3]KEY SCHEMATIC DIAGRAM

電阻
PULL HIGH 10K, Tolerance:5%
增加一個 與線材決定是否連接
GND,
CN901
4P 2.0mm 90° (W/L)
4
ADC1
3
ADC0
2
1
C901 C902
1000p/25V 1000p/25V
D901 D902
0.055p/24V 0.055p/24V
MTK Platform ADC value (@ left side)
Fnunction(ADC1) POWER
Fnunction(ADC0) CH+
Voltage 0V

[4]IR SCHEMATIC DIAGRAM

+5VSB
U101
FM-1038FN-5CN
3
VCC
2
VOUT
1
GND
C106
0.1u/16V
4
GND
D108
0.055p/24V
LTST-C190KRKT
R110
1K
LED2_ON_OFF 1
R112
10K
POWER_KEY
CH+ CH-
R906
0
SW905
CH+
POWER_KEY
C905
NC/1000p/25V
TACT-5
INPUT MENU
CH- VOL+ VOL-
0.59V 1.01V 1.48V
+5VSB
R101 R102
47 10K
R104
22
IR
C101
NC/10u/10V
C107 D103
100p/50V 0.055p/24V
+5VSB
R106
R107
1K
NC/1K
For NAFTA
26/32/42/46
Red Only
R: off
D101
D102
NC/LED SMT R/G
D101: NC
D102
R111
NC/1K
Q102 Q101 1
PMBT3904 NC/PMBT3904
R113
NC/10K
ME. Top Down Sequence (Before 2K12 H1)
INPUT MENU VOL-
ME. Top Down Sequence ( 2K12 H2)
VOL+ VOL- MENU
R901 R904
4.32K 1% 8.2K 1%
SW901 SW903
CH- Vol+
INPUT MENU
C904 C903
NC/1000p/25V NC/1000p/25V
TACT-5 TACT-5
MTK Platform ADC value (@ right side)
Fnunction(ADC0) POWER
Fnunction(ADC1) CH+
Voltage 0V
R103
NC/0
I2C_SCLK SCLK
ADC_SDA
R105 IR
NC/0
LED1_ON_OFF
LED2_ON_OFF
C103
1000p/50V
NC/0.1u/16V
+5VSB
For Others
Dual LED
R: off
G: on
D101
D102: NC
LED1_ON_OFF
63
VOL+ CH- CH+
INPUT POWER_KEY
R907 R905
8.2K 1% 4.32K 1%
SW904 SW906
Vol- Menu
VOL- VOL+
C906 C907
NC/1000p/25V NC/1000p/25V
TACT-5 TACT-5
INPUT MENU VOL-
CH- VOL+
0.59V 1.01V 1.48V
D106
C104 NC/0.055p/24V
NC/1000p/50V
D105
0.055p/24V
+5VSB
U102
NC/CM3213A3OP
6
VDD
C108
R108
4
SET
1
NC/1M 1% GND
U103
ALS-PDIC17-77C/TR8
1 6 Light_Sensor_I2C
VCC VOUT
2 5 R115 0
GND GND
3 4 I2C_SCLK
GND GND
R903 R902
2.2K 1% 0
SW907 SW902
Input Power
CH- CH+
C908 C909
NC/1000p/25V NC/1000p/25V
TACT-5 TACT-5
新帶
Lock CN
+5VSB
CN101
1
2
3
4
5
6
C102 C105 6P 1.25mm 90°
0.1u/16V 10p/50V
D107
NC/0.055p/24V
3
INT
5 I2C_SCLK
SCLK
2 ADC_SDA
SDAT
R114
51K
ADC_SDA
C109
R116
1u/16V
100K