Motorola GP Series Service Manual page 201
Professional radio uhf2 (450 - 527mhz)
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- Detailed service manual (494 pages) ,
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- Manual (30 pages)
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UHF PCB 8480450Z03 Schematics
LI_ION
Vdda
R5
Vdda
LVZIF_SEL
LVZIF_SEL
DACRx
DACRX
DATA
DATA
CLK
CLK
RECEIVER
DEMOD
DEMOD
RSSI
RSSI
16.8MHz
16.8MHz
RX_IN
RX_INJ
5V
SWB+
R5
5V
Vdda
SWB+
CSX
CSX
MODIN
MODIN
DATA
FGU
CLK
LOCK
LOCK
16.8MHz
RX_INJ
4V_3.3V
TX_INJ
4V_3.3V
UNSWB+
5V
UNSWB+
5V
CSX
DATA
TRANSMITTER
CLK
RESET
RESET
RX_IN
TX_INJ
UNSWB+
BATT_CODE
F501
S502
24V
SWITCH
1
MECH_SWB+
4
5
B503
1
B504
C502
CR501
VR439
0.47uF
10V
2
3
2
1
R507
0
VOL
C505
6.8V
VR501
100pF
Vdda
PB501
SWITCH
2
1
SB1
VR440
C521
6.8V
.01uF
PB502
SWITCH
2
1
SB2
VR441
C522
6.8V
.01uF
PB503
SWITCH
2
1
SB3
VR442
C523
6.8V
.01uF
PB504
SWITCH
2
1
PTT
EMER
VR444
6.8V
Vdda
SWB+
R505
Q502
IMX1
10K
4
1
2
5
RED_LED
Q505
3
6
R501
R502
680
180
CR503
1
3
2
4
S501
SWITCH
RTA3
1
PC0
RTA0
2
PC1
8
4
PC2
RTA1
PC3
C0
C0
C1
C1
RTA2
GND GND1
7
9
C511
C512
C513
C514
100pF
100pF
100pF
100pF
B501
L505
BATTERY_CONTACT
390nH
RADIO_CODE
2 DATA
1 NEG
BATT +
3 POS
CONN_J
BATT –
2
VR506
C503
6.8V
100pF
PB505
SWITCH
2
1
C520
VR443
.01uF
6.8V
R506
47K
GREEN_LED
ZMY0130015-A
UHF (403-470 MHz) Controls and Switches
4-7
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