Hytera MD78X Service Manual

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
REF OSC
VCO Power Filter
PLL
MD780 U1
ZXY
3V3A_FGU
5VA_FGU 4V3A
3V3A_FGU
5VA_FGU
5VA_FGU
5VA_FGU
19.2_OMAP
MOD_L_RFCS
PLL_LD
FL_Control
PLL_CLK
PLL_STB
PLL_DATA
Fin
LP_control
19.2_AD9864
CV
Model Name:
Prepare:
File No.:
Rev:
Date:
Page:
of
Part Name:
Hytera Communications Co.Ltd.
Check:
Approve:
L
914
Sunday, April 10, 2016
Model Name:
Prepare:
File No.:
Rev:
Date:
Page:
of
Part Name:
Hytera Communications Co.Ltd.
Check:
Approve:
L
914
Sunday, April 10, 2016
Model Name:
Prepare:
File No.:
Rev:
Date:
Page:
of
Part Name:
Hytera Communications Co.Ltd.
Check:
Approve:
L
914
Sunday, April 10, 2016
C88
0.1U
C88
0.1U
R1110 33R1110 33
C94
0.1U
C94
0.1U
C64
0.1U
C64
0.1U
R177
10K
R177
10K
R187
82
R187
82
C1002
1000p
C1002
1000p
VCC
OUT
VCONT
GND
X100
VCC
OUT
VCONT
GND
X100
1
23
4
R182
nc
R182
nc
C124
nc
C124
nc
R171
0
R171
0
L8
601SN1
L8
601SN1
12
U100U100
VCCecl/cml
1
Fvco_main
2
Fvco_main
3
LD/PS_main
4
VCCcp_main
5
CPout_main
6
NC7
7
Xtalacgnd/OSC
8
Xtalin/OSC
9
Xtalout/NC
10
VCCxtal
11
GNDXtal
12
NC13
13
NC14
14
NC15
15
NC16
16
NC17
17
VCCdigital
19
Data
20
CS
21
Clock
22
NC23
23
Mux_out
24
NC18
18
PowerPAD
25
C96
1000p
C96
1000p
R180
10k
R180
10k
R181
1K
R181
1K
C72
0.1U
C72
0.1U
C1005
0.1U
C1005
0.1U
C86
0.1u
C86
0.1u
C98
0.1u
C98
0.1u
C95
0.01u
C95
0.01u
L1
3.3UH
L1
3.3UH
C90
100p
C90
100p
+
C1009
1u/16V
+
C1009
1u/16V
12
C74
0.1U
C74
0.1U
R175
10
R175
10
C1015
470p
C1015
470p
C87
0.1u
C87
0.1u
L150
NC
L150
NC
TP118
PLLSTB
TP118
PLLSTB
1
C65
NC
C65
NC
R166
NC
R166
NC
R167 33R167 33
C77
100p
C77
100p
C82
1000p
C82
1000p
C92
NC
C92
NC
R114
56
R114
56
U102U102
Vin
1
OUT
2
GND
3
Vcc
5
ON/OFF
4
C67
0.1U
C67
0.1U
+
C71
1u/16V
+
C71
1u/16V
12
C97
0.01U
C97
0.01U
C85
0.1u
C85
0.1u
C1004
33P
C1004
33P
C80
0.01U
C80
0.01U
C104
nc
C104
nc
R3
0
R3
0
TP116
PLLDATA
TP116
PLLDATA
1
C1016
0.1uF
C1016
0.1uF
C99
270p
C99
270p
TP124
CV
TP124
CV
1
TP121
PLLLD
TP121
PLLLD
1
R183
1K
R183
1K
C1006
0.1uF
C1006
0.1uF
R188
0
R188
0
L154
0.56u
L154
0.56u
C91
0.1U
C91
0.1U
L152
601SN1
L152
601SN1
12
C69
0.1U
C69
0.1U
C121
100p
C121
100p
L6
601SN1
L6
601SN1
12
+
C1013
10u/16V
+
C1013
10u/16V
12
C89
0.1u
C89
0.1u
L7
601SN1
L7
601SN1
1 2
TP119
MOD_L
TP119
MOD_L
1
TP120
PLLCLK
TP120
PLLCLK
1
D100
BA277
D100
BA277
12
C84
0.1U
C84
0.1U
+
C73
NC
+
C73
NC
12
Q104Q104
2
3 1
C132
0.1uF
C132
0.1uF
U101U101
Vin
1
OUT
2
GND
3
Vcc
5
ON/OFF
4
R2
0
R2
0
R5
0
R5
0
R168
NC
R168
NC
R184
NC
R184
NC
TP110
REF
TP110
REF
1
C1010
1000p
C1010
1000p
C1000
220p
C1000
220p
C68
0.1U
C68
0.1U
L156
3.3UH
L156
3.3UH
C75
1000P
C75
1000P
C76
100p
C76
100p
C93
100p
C93
100p
C70
0.1U
C70
0.1U
C83
0.1u
C83
0.1u
R178 33R178 33
L149
NC
L149
NC
R111
100
R111
100
C122
0.056uF
C122
0.056uF
C123
0.1uF
C123
0.1uF
C1007
0.1U
C1007
0.1U
C79
1000P
C79
1000P
C1017
NC
C1017
NC
C105
nc
C105
nc
C66
0.1U
C66
0.1U
R4
100
R4
100
C81
NC
C81
NC
C1001
470p
C1001
470p
R176
4.7K
R176
4.7K
R6
0
R6
0
C103
nc
C103
nc
R174
0
R174
0
C1003
470p
C1003
470p
R109
10
R109
10
C78
0.1U
C78
0.1U
C1320
100p
C1320
100p
MD78X/MD78XG Schematic Diagram (PLL Circuit)
70

Hytera MD78X Specifications

General

Brand	Hytera
Model	MD78X
Category	Radio
Language	English