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9-4-13 WIFI/KEYPAD
IR/KEY BOARD
3V3SB
8/20 OTS Key
R163
R108
R109
6K8 1%
10K 1%
LED_PWM2
R118
LED_PWM0
R117
RC6
R112
KEY _PAD0
R113
POWER_KEY
R170
IR_SSB
IR_RC
C194
C108
8/20 PHP SR
C156
100P 50V
WIFI PWR CONTROL
+5V_STB
C4297
10UF 10V
WIFI_PWR_EN
R404
100R 1/16W 5%
R1197
10K 1/16W 5%
Wi-Fi_PWR_EN :
Enable : High
Disable : Low
100R 1/16W 5%
LED_GE
LED_RE
100R 1/16W 5%
IR
100R 1/16W 5%
KEY1_IN
100R 1/16W 1%
NC/100R 1/16W 1%
KEY2_IN
C157
C158
ZD125
ZD126
C112
100P 50V
M odify by EM I
8/20 OTS Key
EMI & ESD solution
Wi-Fi_VCC
R1198
10K 1/16W 5%
U714
G524D3T11U
5
1
R171
IN
VOUT
4
3
0R05 1/8W
EN
FLG
C4265
22UF 10V
3V3SB
FB403
30R/600mA
CN401
1
2
3
4
5
6
7
8
9
10
CONN
ZD128
C195
100N 16V
Wi-Fi_VCC
C4266
100N 16V
GND
4,5,6,7,8,9,10,11,12,13,14,15,17,18,19,20,21,22
AVDD3V3
3V3SB
+5V_SW
6,22
IR_SSB
22
IR_RC
17
POWER_KEY
17,22
KEY_PAD0
8/20 PHP SR
6,17
LED_PWM0
6,17
LED_PWM2
6,22
RC6
17
WoWLAN_IRQ
17
WIFI_PWR_EN
17
WIFI_RESET
18
USB_DP_P2
Grounding(20mil)
18
USB_DM_P2
+5V_STB
C114
C115
NC/10PF 50V
NC/10PF 50V
CONN
CN415
2
1
4
3
6
5
WIFI_RSTn
8
7
3V3SB
R5100
NC/10K 1/16W 5%
R4273
WoWLAN_IRQ
WoWLAN_IRQn
100R 1/16W 5%
R5103
NC/10K 1/16W 5%
AVDD3V3 5,9,11,12,18,21
3V3SB
4,5,6,9,12,18,22
+5V_SW
4,5,12,13,15,21,22
IR_SSB
IR_RC
POWER_KEY
KEY _PAD0
LED_PWM0
LED_PWM2
RC6
WoWLAN_IRQ
WIFI_PWR_EN
WIFI_RESET
USB_DP_P2
USB_DM_P2
+5V_STB
4,5,9,12
2R2 1/16W 5%
L103
2
1
USB_DP_P2
R4267
3
4
R4268
USB_DM_P2
90OHM
2R2 1/16W 5%
311GW200C08ABL
Wi-Fi_VCC
Wi-Fi_VCC
WoWLAN_IRQn
3V3SB
R5116
NC/10K 1/16W 5%
R5115
WIFI_RESET
WIFI_RSTn
100R 1/16W 5%
R5117
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