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U1 BA4116FV
PIN
1
2
3
4
5
6
7
8
9
10
11
12
Rx(V)
4.78
4.20
3.45
4.81
4.38
4.39
0.64
0.60
/
/
/
/
PIN
13
14
15
16
/
SQL
GND
RFIN
Rx(V)
0
0
0
0.94
U2 NJM2904M
PIN
1
2
3
4
5
6
7
8
Tx(V)
4.5
0.48
0.48
0
4.70
4.80
0.40
7.20
U3 XC61CN2702MR
PIN
1
2
3
Tx(V)
5.00
0
5.00
Rx(V)
5.00
0
5.00
U4 NJM324V
PIN
1
2
3
4
5
6
7
8
9
10
11
12
Tx(V)
/
/
/
4.80
1.86
1.86
1.86
1.86
1.86
1.86
0
1.78
Rx(V)
Pulse
1.56
1.30
4.80
/
/
/
/
/
/
/
/
PIN
13
14
Tx(V)
1.80
1.80
Rx(V)
5.00
0
U5 NJM324V
PIN
1
2
3
4
5
6
7
8
9
10
11
12
Rx(V)
1.70
1.70
1.70
4.80
2.40
2.40
2.40
2.40
2.40
2.38
0
1.70
PIN
13
14
Rx(V)
1.70
1.70
U6 GP214D
PIN
1
2
3
4
5
6
7
8
9
10
11
12
FIN1
VCC
GND
EN
BO
OSCO
OSCI
SW
Rx(V)
4.82
4.82
1.63
0
4.81
0
0
0
3.65
3.89
4.73
0
PIN
13
14
15
16
GND
VCC
FIN2
Rx(V)
0
0
4.82
4.82
VOLTAGE CHART
62
Summary of Contents for MR HH475 FLT BT
Page 11: ...WIRING DIAGRAM 11 ...
Page 12: ...PRINTED CIRCUIT BOARD Main PCB Top View VR2 VC1 12 ...
Page 13: ...PRINTED CIRCUIT BOARD Main PCB Bottom View L18 L20 13 ...
Page 14: ...PRINTED CIRCUIT BOARD Cradle Charger PCB View Top View Bottom View 14 ...
Page 16: ...EXPLODED VIEW for HH475 Main Part 16 ...
Page 17: ...EXPLODED VIEW for Battery and Antenna 17 ...
Page 54: ...U4 U5 324 NJM V 54 ...
Page 60: ...U401 HT1621 DICE 60 ...