Icom IP501M Service Manual page 40

• MAIN-A UNIT (4/6)
VDD5(5V)
BTAF
MAIN-A UNIT (3/6) BTAF
BTMIC
MAIN-A UNIT (3/6) BTMIC
R607
100
R608
100k
IC602
5 NJU7056F3
C606
1
C609 R615
4
0.1
R605
3
1 15k
120k 2
C607
100P
R611
100k
C610
1
C611
R603 R609 R612
1
1k 33k 33k
5
R613
1
C602
4
12k
R614
3
0.1 IC601
NJU7056F3 2 12k
R606
Q606
LDTC144EE
15k
BT_RESET
MAIN-A UNIT (1/6)
CP701
CP06S
Explanatory notes
TX Line
RX Line
Voltage Line
J601
R631
0
R617
1k
L601 C616
15N 1
Bluetooth setting :
ON : 3.8 V
OFF : 0 V
Q601
LDTC114EE
Q602
LDTC114EE
10-6
J604
FRONT-D UNIT
Q603
LDTC114EE
BT_KENSA
VDD3R3_CPU(3.3V)
BTPTT
Q605
LDTC114EE
Q604
LDTC114EE
ALARM
Bluetooth setting :
ON : 3.3 V
OFF : 0 V
VDD3R3_BT(3.3V) VDD3R6(3.8V)
IC604
1 4
CE VIN
2 3
VSS VOUT
XC6221A332NR
BT_SW
BTTXD
BTRXD
YOBI3
YOBI2
MAIN-A UNIT (1/6)
MAIN-A UNIT (1/6)
MAIN-A UNIT (1/6)
MAIN-A UNIT (1/6)
MAIN-A UNIT (1/6)
MAIN-A UNIT (1/6)
MAIN-A UNIT (1/6)