8471475L01 - Motorola GP344 Detailed Service Manual

UHF2 PCB and Schemtaic Diagrams
RTA2
DEMOD
CLK
LVZIF_SEL
DACRX
MODIN
RSSI
RTA3
SB2
UNSWB+
RTA1
VOL
MECH_SWB+
PTT
EMER
SB3
5V
RTA0
CSX
16.8MHz
DATA
LI_ION
LOCK
Vdda
BATT_CODE
RED_LED
GREEN_LED
SWB+
RESET
4V_3.3V
SB1
RTA2
C525
DEMOD 100pF
CLK
LVZIF_SEL J200-1
J200-2
DACRX J200-3
J200-4
MODIN J200-5
J200-6
RSSI J200-7
J200-8
RTA3 J200-9
J200-10
SB2 J200-11
J200-12
UNSWB+ J200-13
J200-14
RTA1 J200-15
J200-16
VOL J200-17
J200-18
MECH_SWB+ J200-19
J200-20
PTT
J200-21
EMER
SB3
5V
RTA0
CSX J200-22
J200-23
16.8MHz J200-24
J200-25
DATA J200-26
J200-27
LI_ION J200-28
J200-29
LOCK J200-30
J200-31
Vdd
J200-32
BATT_CODE
RED_LED
GREEN_LED
SWB+
RESET J200-33
J200-34
J200-35
J200-36
J200-37
4V_3.3V J200-38
J200-39
J200-40
C539
100pF
NU
SB1
C526 C527 C528 C529 C530 C531
100pF 100pF 100pF 100pF 100pF 100pF
C540 C541 C542 C543 C544 C545
100pF 100pF 100pF 100pF 100pF 100pF
NU NU NU NU
C532 C533 C534 C535 C536 C537
100pF 100pF 100pF 100pF 100pF 100pF
RSSI
E104
IDCTR
C546 C547 C548 C549 C550 C551
100pF 100pF 100pF 100pF 100pF 100pF
NU
UHF2 Controls And Switches Schematic Diagram (sheet 1 of 2)

8471475L01

3-39
C538
100pF
G
PTT
G
SB1
G
SB2
G
SB3
G
EMER
G
VOL
G
RED_LED
G
GREEN_LED
G
MECH_SWB+
G
RTA0
G
RTA1
G
RTA2
G
RTA3
G
RSSI
G
CLK
G
DATA
G
LVZIF_SEL
G
CSX
G
BATT_CODE
R509
G
LI_ION
0
C555
100pF
G
DISC_OUT
G
SWB+
G
5V
G
Vdda
G
16.8MHz
G
MODIN
R511
G
SWB+
NU
0
R510
0
G
UNSWB+
G
LOCK
G
RESET
G
DACRX
E103
IDCTR
C552 C553
100pF 100pF