Motorola MOTOTRBO XPR 7550e - Figure 6-22. Peripheral Schematic Diagram (1 of 3)

6-24 Circuit Board/Schematic Diagrams and Parts List for UHF
VR4044
C4043
C4046
C4045
R4044
E4044
C4044
SW4044
EMER
DC_SW3_1.8V
21
21
OUT
IN
OUT
IN
5
4
3
GND3 GND1 GND2
3A
E4000
M4020
R4021
F4020
R4022
C4023
C4025
M4000
VR4020VR4021
C4024
C4020 C4021
C4022
BATT_DATA
DC_RAWB+
RAWB+_TP
RAWB+
3
2
1
1
21 21
PIN3
PIN2
PIN1
OUT
OUT
OUT
FREQUENCY SWITCH
VR4111
R4013R4012
C4047
R4011
R4010
C4012
C4011
C4010
ROTARY_SW2
ROTARY_SW1
ROTARY_SW4
ROTARY_SW8
DC_SW3_1.8VDC_SW3_1.8V
6 4
3
1
5
2
OUT
OUT
IN IN
OUT
K1
K2
K3
K4
A1
A2
OUT
C4013
S4010
ROTARY_SW4
ROTARY_SW8
ROTARY_SW1
ROTARY_SW2
14
13
11
8
5
2
3
6
9
12
1
4
7
10
OUT
OUT
OUT
OUT
NC
A_2
B_4
A_4
GND2
GND1
B_8
A_8
NC2
B_1
NC1
GND4
B_2
A_1
GND3
L4105
VR4031
C4001
C4049
C4053
C4033C4032
C4031
E4046
C4048
VHVIO_2.775V_B
DC_LIN_VHVIO_2.775V
ONB
21
OUT
IN
C4054
C4050
E4045
ONB_B
ONB_B
L4104
S4030
2
7 6
3
41
5
HIGH
TAB2 TAB1
LOW
NC
VR4030
C4030
E4047
C4051
C4052
VHVIO_2.775V_B
VOL
21
OUT
VOLUME SWITCH
RED & GRN LED
R4003
R4001
R4002
D4000
C4005
C4004
C4003
C4006
R4000
LEDGN1
LEDRD1
DC_SW_BP_3.6V
2 1
3
4
IN
IN
IN
Figure 6-22. Peripheral Schematic Diagram (1 of 3)