Circuit Diagrams and PWB Layouts
10.
10-3-9
Keypad/IR
19450_516_130110.eps
130110
Keypad/IR
B09
B09
2012-09-24
A
715G5740
Keypad/IR
+3.3V_Standby
IRIN
UART-TX
UART-RX
R475
NC/3.3K
IRIN
LEDG
KEY1-SAR1
KEY0-SAR0
POWER
LEDR
LED-R
LED-G
KEY_ADC1
LED-G
LEDR
IRRX1
POWER_KEY
LED-R
KEY1-SAR1
POWER
LED-R
LED-G
IRIN
POWER_KEY
KEY_ADC1
KEY0-SAR0
IRRX1
R476
NC/0R05 OHM
R474
3.3K
LEDG
ZD404
MLVG0402
1
2
R466
10K 1/16W 5%
R467
NC 100R 1/16W 5%
Q405
MMBT3906
C444
100NF 16V
ZD403
MLVG0402
1
2
FB409
120R
1
2
R470
100R 1/16W 5%
C441
1N 50V
R462
200OHM1/16W
R477
NC/0R05 OHM
C442
100NF 16V
ZD406
MLVG0402
1
2
Q407
2N3906S-RTK/PS
1
2
3
R469
100R 1/16W 5%
R459
4.7K
ZD402
MLVG0402
1
2
CN404
CONN
1
2
3
4
5
6
7
R468
100R 1/16W 5%
C445
1N 50V
ZD405
MLVG0402
1
2
C440
1N 50V
R465
10K 1/16W 5%
R461
200OHM1/16W
R460
100OHM
R457
4K7 1/16W 1%
R456
4K7 1/16W 1%
ZD401
MLVG0402
1
2
Q406
2N7002
ZD407
MLVG0402
1
2
C447
100nF 50V
DGND
C446
1N 50V
CN401
CONN
1
2
3
4
5
6
7
8
9
10
R464
100OHM
t
TH401
0R4
1
2
R463
4.7K
R458
100OHM
C443
1UF16V
Q404
MMBT3906
DGND
DGND
+3.3V_Standby
DGND
DGND
+3.3V_Standby
+3.3V_Standby
+3.3V_Standby
DGND
DGND
DGND
DGND
DGND
DGND
+3.3V_Standby
DGND
+5V_Standby
AGND
KEY0-SAR0
2
+5V_Standby
IRIN
2
KEY1-SAR1
2
LEDR
2
LEDG
2
UART-RX
2,4
UART-TX
2,4
+3.3V_Standby
CN405
NC CONN
1
2
3
4
5