5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
PET744 BLOCK DIAGRAM
IR
KEY
SPEAKER
CT909P-Y
1.8V
AVOUT
3.3V
5 V
FLASH
8M
AU 7" DIGITAL
PANEL
SDRAM
16*16
CVBS
BATTERY
R G B
MOTOR DRIVER
TOPRAY3000
6019
EARPHONE
TFT
BOARD
9 V
4558
DC - DC
CT901
AUDIO-OUT
9V DC -IN
LDO
SD CARD
5654(DC)
MOTOR DRIVER
6849(AC)
VIDEO-OUT
3.3 V
Summary of Contents for PET744
Page 7: ...3 0 INSTRUCTION FOR USE ...
Page 9: ...Remove the 2pcs screws on the TFT and IR board ...
Page 23: ...MAIN TOP PCB COMPONENT LAYOUT ...
Page 24: ...MAIN BOTTOM PCB COMPONENT LAYOUT ...
Page 25: ...DRIVER TOP PCB COMPONENT LAOYUT ...
Page 26: ...DRIVER BOTTOM PCB COMPONENT LAYOUT ...
Page 27: ...BATTERY TOP PCB COMPONENT LAYOUT ...
Page 28: ...BATTERY BOTTOM PCB COMPONENT LAYOUT ...
Page 29: ...KEY TOP PCB COMPONENT LAYOUT ...