A
A
B
B
C
C
D
D
E
E
1 1
2 2
3 3
4 4
Switch
Switch
MUTE CIRCUIT
VFD
3.3V
1.2V
Motor Driver
M5V
+P12V
<50mA
MPEG Board
Power Board +12V
Digital DVCC33
SDRAM +3.3V
RF +3.3V
Internal AD +3.3V
Video DAC +3.3V
Internal DA +3.3V
Anolog_VCC3
USB_V33
Serial FLASH +3.3V
IR
STANDBY LED
RESET CIRCUIT
VIDEO OUTPUT
OPU
AUDIO AMP CIRCURT
5V
VCC1.2
USB
USB_V12
RFV12-2
RFV12-1
6-6 6-6Main Board Circuit Diagram:POWER FLOW