-5-
CX501/CX501B/CX501A
BLOCK DIAGRAM
Main section
MASTER MICON
IC101
LC88F40HOP
AU-QIP
ANT201
IC206
IC205
IC204
IC104
IC103
IC105
IC108
IC102
IC107
IC901
IC503
IC601
IC600
IC201
IC301
IC303
IC106
IC401
IC402
BD8226EFV
IC501
LCD ILL
KEY ILL
Built-in MIC
Q115 Q112
Q204 Q205 Q206
Q201 Q202 Q203
Q401 Q403 Q404 Q405 Q406 Q413
Q411
Q412
WIRE REMO
TE
DISPLA
Y DRIVER
CIRCUIT
CIRCUIT
ILL DET
CD MECH CD/MP3/WMA
1
2
PE-3402B-A
PE-3402B-B/K-A/K-B
2
2
1
1
2
1
1
VDD 5V SW
Q408
Q407