Block Diagram

1 2 34
A
B
C
D
4
321
D
C
B
A
Title
Number RevisionSize
A4
Date: 19-Dec-2018 Sheet of
File: F:\wf024\DDB\wf024.ddb Drawn By:
power supply
7805
pt2399
tda7388
decoder board
m5226p
4558D
mic
ac6926a
display circuit
infrared receiving circuit
key circuit
USBSD TF
decoder board
crystal 24Mhz
ANT:2402-2480MHz