Pt580 F5 Schematic Diagram (Main Board_Rf Tx) - Hytera PT580 Service Manual

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PT580 F5 Schematic Diagram (Main Board_RF TX)

D 3V_TX
BVREF
TX_Q+
TX_Q-
C4001 C4003
R4014
FB_Q
C
R4017
C4011
R4012 R4016
C4009
C4010
BVREF
R4013
REF_Q
C4013 T4002
6
Pri_Dot
R4011 R4015
4
Pri Sec_Dot
R4010
C4014
RF_FB
R4029
REF_I
R4030 R4032
C4027 C4028
R4033
B
C4029
R4031
FB_I
TX_I-
TX_I+
BVREF
3V_TX
R4041
R4042
A
TX_LO
1 2
3
PT580 F5 MAIN BOARD SCH(RF_TX)
R4004
C4002 C4004
R4001
R4002
R4003
R4005
R4019
R4018
C4012
C4015
1
A2QO
2
EAQP
3
EAQN
4
EAQO
5
MODQP
6
MODQN
7
VEEQTX U4001
3 41
SEC DIN
2
NC
1 40
DIP
10
VEEITX
11
MODIN
12
MODIP
13
EAIO
14
EAIN
15
EAIP
16
A2IO
R4034
C4030 C4031
R4035
T4003
R4036
R4043
R4044
R4045
L4003
C4038 C4039 C4040 C4041 C4042 C4043
3
4 5
R4009
3V_A
R4007
3V_A
R4008
C4005 C4006 C4007 C4008
R4021
C4016
R4023 R4024
R4020
C4017 C4018 C4019
48
IAI
47
VCCQRX
46
IASIG
45
SOQ
R4022
44
SIQ
43
DOQ
42
VEEQRX
T4001
8 1
MON SEC Pri_Dot
2
SEC_CT
9 3
MOP Sec_Dot Pri
39
VEEIRX
3V_TX
38
DOI
R4037
37 C4036
SII
36
SOI
35
VCCIRX
34
VDREF
33
DCMEAS
3V_TX
R4039
C4033 C4035
R4040
R4038
C4032 C4034
C4046 C4048
R4047
3V_TX
R4048
C4044 C4045 C4047 C4049
4 5
59
6
R4025
C4020 C4021
C4022
L4004 L4005
C4050 C4051
R4051 R4027
6
4 R4050 R4052 R4026 R4028
L4006
C4037
6
7 8
CSN
SPI_DIN
D
SPI_DOUT
SPI_SCK
INSTAB
BVREF
3V_TX
FB_Q
REF_Q
C
DOQ
R4049
3V_TXDRV
L4002
C4023 C4024 C4025
C4026
3 6
U4002
L4007 L4008
C4053 C4055
PA_IN
C4052 C4054 C4056
B
DOI
REF_I
FB_I
TP4001
DCMEAS
TP4002
BVREF
A
7 8