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3. Power Block Diagram
3.5V
24V
+12V_LNB
LNB option
PANEL_VCC
PANEL_POWER
NTP_7400(PVDD1)
NTP_7400(PVDD2)
AMP
5V Normal
3A
3.3V DAC
MTK(AVDD33_DAC)
HDMI_EEPROM
RGB_EEPROM
CI (+5V_CI_ON)
TUNER(+5V_TU)
1.2V Core
6A
MTK(AVDD12_LVDS)
MTK
(
AVDD_
)
MTK(VCCK)
MICOM(VDD)
IR A'ssy
1.5V DDR
3A
MTK (DDRV)
DDR(VDD)
DDR(VDDQ)
TUNER(+1.23V)
12V
5V USB
1CH DCDC 4A
2CH OCP 1.2A
USB2(Max 1.2A)
USB3(Max 1.2A)
USB_WIFI
3.3V Noraml
4A
SPDIF
IR A'ss
y
M_REMOTE
HDCP EEPROM
NVRAM
MTK
(
DVDD3V3
)
MTK
(
AVDD33_AADC
)
MTK
(
AVDD3V3
)
MTK
(
AVDD3V3_MEMPL
L
MTK
(
AVDD3V3_LVDS
)
MTK
(
AVDD33_STB
)
A
UDIO AMP
EARPHONE AMP
EMMC
(
VCC
)
EMMC
(
VCC
Q)
T
UNER(+3.3V_TU)
1.8V_TU
5V USB 3A
USB1
(
DVR Max 1.5A
)
1.23V
2A
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