Hytera MD78X Service Manual

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
IF
GJR
IF
MD780 U1
98_DOUTB1
98_DOUTB1
98_CLKOUT1
98_PC1
98_PD1
98_FS1
98_DOUTA1
98_CLKOUT1
98_FS1
98_DOUTA1
98_PE1
98_PD1
98_PC1
98_PE1
9V3A
3V3D_RX
3V3A_RX
3V3A_RX
5VA_RX
3V3D_RX
98_PE
98_PD
98_PC
IF-out
19.2_AD9864
98_FS
98_DOUTA
98_CLKOUT
98_DOUTB
Model Name:
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Hytera Communications Co.Ltd.
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Sunday, April 10, 2016
Model Name:
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Part Name:
Hytera Communications Co.Ltd.
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13 14
Sunday, April 10, 2016
Model Name:
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File No.:
Rev:
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Part Name:
Hytera Communications Co.Ltd.
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13 14
Sunday, April 10, 2016
+
C726
4.7u/16v
+
C726
4.7u/16v
12
+
C755
4.7u/16v
+
C755
4.7u/16v
12
TP705
CV2
TP705
CV2
1
L706
601S
L706
601S
1 2
L714
601S
L714
601S
1 2
L718
470n
L718
470n
C729
0.1u
C729
0.1u
TP710
3V3A_RX
TP710
3V3A_RX
1
L713
0.56u
L713
0.56u
C741
0.1u
C741
0.1u
C743
NC
C743
NC
R721 33R721 33
U701U701
MXOP
1
MXON
2
GNDF
3
IF2N
4
IF2P
5
VDDF
6
GCP
7
GCN
8
VDDA
9
GNDA
10
VREFP
11
VREFN
12
RREF
13
VDDQ
14
IOUTC
15
GNDQ
16
VDDC
17
GNDC
18
CLKP
19
CLKN
20
GNDS
21
GNDD
22
PC
23
PD
24
PE
25
VDDD
26
VDDH
27
CLKOUT
28
DOUTA
29
DOUTB
30
FS
31
GNDH
32
SYNCB
33
GNDS
34
FREF
35
GNDL
36
GNDP
37
IOUTL
38
VDDP
39
VDDL
40
CXVM
41
LON
42
LOP
43
CXVL
44
GNDI
45
CXIF
46
IFIN
47
VDDI
48
PowerPAD
49
L709
601S
L709
601S
1 2
C734
30p
C734
30p
L712
601S
L712
601S
12
C711
NC
C711
NC
C744
0.1uF
C744
0.1uF
R718
510
R718
510
R713
100k
R713
100k
R724 0R724 0
C750
1uF
C750
1uF
C765
100p
C765
100p
L716
330n
L716
330n
U703U703
Vin
4
Vss
2
CE
3
Nc
1
Vout
5
R709
10k
R709
10k
R727
47k
R727
47k
C746
470p
C746
470p
C737
0.1u
C737
0.1u
C754
1u
C754
1u
Q701Q701
2
31
D702
HVC376B
D702
HVC376B
2 1
L705
10u
L705
10u
C739
100p
C739
100p
C701
NC
C701
NC
C728
1000p
C728
1000p
C733
0.1u
C733
0.1u
R704
560
R704
560
C769
100p
C769
100p
C767
100p
C767
100p
TP709
5VA_RX
TP709
5VA_RX
1
C742
1u
C742
1u
L704
10u
L704
10u
C727
470p
C727
470p
C712
0.1u
C712
0.1u
C747
NC
C747
NC
C716
180p
C716
180p
C719
1u
C719
1u
R715 33R715 33
C714
10p
C714
10p
C730
22p
C730
22p
C707
0.1u
C707
0.1u
C732
22p
C732
22p
R720 33R720 33
R703
2.2k
R703
2.2k
C706
470p
C706
470p
L711
601S
L711
601S
1 2
C713
3900p
C713
3900p
TP704
2FLO
TP704
2FLO
1
R719 33R719 33
C748
0.1u
C748
0.1u
C764
100p
C764
100p
C756
0.1u
C756
0.1u
C708
0.1u
C708
0.1u
C718
1u
C718
1u
R725 33R725 33
C705
0.1u
C705
0.1u
C766
100p
C766
100p
L703
601S
L703
601S
1 2
C731
6p
C731
6p
L710
601S
L710
601S
1 2
TP707
18M
TP707
18M
1
C721
100p
C721
100p
D701D701
2 1
R707
180
R707
180
C724
18p
C724
18p
Q702Q702
2
31
C740
0.1u
C740
0.1u
R705
10K
R705
10K
TP702
GND
TP702
GND
1
TP703
IF
TP703
IF
1
C704
220P
C704
220P
C722
100p
C722
100p
R728
47k
R728
47k
C703
3P
C703
3P
R708
4.7k
R708
4.7k
C717
470p
C717
470p
C735
0.1u
C735
0.1u
L707
601S
L707
601S
1 2
L717
6.8uH
L717
6.8uH
R701
51
R701
51
C745
56p
C745
56p
L708
220n(HQ)
L708
220n(HQ)
L702 601SL702 601S
1 2
C738
100p
C738
100p
R716 5.6kR716 5.6k
+
C752
4.7u/16v
+
C752
4.7u/16v
12
TP701
TEST POINT
TP701
TEST POINT
1
C715
0.47u
C715
0.47u
R712
270
R712
270
C709
NC
C709
NC
R710
8.2k
R710
8.2k
C751
10p
C751
10p
C736
0.01u
C736
0.01u
C710 1000pC710 1000p
C763
100p
C763
100p
U702
RP102N331D
U702
RP102N331D
VDD
1
GND
2
CE
3
NC
4
VOUT
5
C768
NC
C768
NC
C720 0.1uC720 0.1u
C702
0.01u
C702
0.01u
L701
601S
L701
601S
1 2
L715 3.3uL715 3.3u
R717 33R717 33
C749
39P
C749
39P
C725
0.01u
C725
0.01u
R711 33R711 33
R714
1.8k
R714
1.8k
C723
15p
C723
15p
MD78X/MD78XG Schematic Diagram (IF Circuit)
73

Hytera MD78X Specifications

General

Brand	Hytera
Model	MD78X
Category	Radio
Language	English