
Schematic Diagrams, Overlays, and Parts Lists
: UHF Band 2 Circuit Board/Schematic Diagrams and Parts List (8415235H07)
.01uF
C258
2
NC
1
4
VCC
5
U210
TC7ST04FU
GND
3
C230
100pF
1000pF
C229
4.7uF
C228
.01uF
C259
C265
C257
100pF
C296
0.1uF
U211
TC7ST04FU
GND
3
2
NC
1
4
VCC
5
NU
1
K1
K2
2
K3
3
6
A1
5
A2
4
A3
CR201
C283
NU
NU
C282
0.1uF
C292
L202
2.2uH
C298
0.1uF
C219
0.22uF
5V
(SOURCE)
100pF
C210
C212
100pF
C264
100pF
C263
0.75pF
L261
39nH
100pF
C214
MODIN
CLK
DATA
CSX
PRESC
1000pF
C202
4.7uF
C203
100pF
C201
VSF
100pF
C211
R202
100K
R201
82K
2.2uF
C204
21
35
18
27
26
30
17
29
31
32
10
40
39
42
9
8
7
23
XTAL1
24
XTAL2
VBPASS
47
VCP
15
VMULT1
14
VMULT2
VMULT3
12
11
VMULT4
13
VRO
WARP
25
PVREF
REFSEL
SFBASE
SFCAP
SFIN
28
SFOUT
37
TEST1
38
TEST2
NC1
NC2
NC3
44
PD_GND
5
PD_VDD
PREIN
33
PRE_GND
34
PRE_VDD
36
DVDD
19
FREFOUT
45
IADAPT
16
INDMULT
43
IOUT
4
LOCK
MODIN
41
MODOUT
20
AVDD
BIAS1
BIAS2
CCOMP
CEX
CLK
DATA
6
DGND
U201
63A27
46
ADAPTSW
22
AGND
48
AUX1
1
AUX2
2
AUX3
3
AUX4
4.3K
R255
BW_SEL C260
100pF
4
1
3
Q210
2
R5
5V
AUX4
AUX3
16.8MHz
TP201
1
C206
330pF
12uH
L232
CR203
75Z04
FL201
GND
1
4
GND1
3
OUT
6
IN
C213
100pF
R204
47K
470pF
C238
C208
NU
NU
C207
39pF
R281
SH201
LOCK
R232
620
R231
120
C234
0.47uF
C233
0.1uF
R233
560
0.1uF
C231
30
R256
1
TP202
.047uF
C232
VCTRL
MODOUT
C220
100pF
0.1uF
C224
C218
0.1uF
2.2uF
C217
2.2uH
L201
0.1uF
C223
2.2uF
C235
SD
3
U247
ADP3300
ERR
6
GND
1
IN
5
NR
2
OUT
4
2.2uH
L203
C291
0.47uF
C293
0.47uF
5
VOUT
LP2980
U248
2
GND
4
NC
ON_OFF*
3
1
VIN
100pF
C294
Vdda
SWB+
C279
2.2uF
2.2uF
C278
C277
100pF
4V_3.3V
SH202
SHIELD
if
1
SHIELD
1
SYNTHESIZER TOP SHIELD
SYNTHESIZER BOTTOM SHIELD
Figure 4-50:
UHF Band 2 Synthesizer Schematic Diagram (PCB No. 8415235H07)
Содержание PR860
Страница 1: ...PR860 Two Way Portable Radio Detailed Service Manual ...
Страница 2: ......
Страница 5: ...iv Notes ...
Страница 9: ...viii Table of Contents Notes ...
Страница 13: ...Notes xii List of Figures ...
Страница 17: ...1 4 Introduction Radio Model Information Notes ...
Страница 51: ...2 34 Theory of Operation Voltage Control Oscillators VCO Notes ...
Страница 81: ...4 4 Schematic Diagrams Overlays and Parts Lists Flex Layout Notes ...
Страница 193: ...4 116 Schematic Diagrams Overlays and Parts Lists Low Band Section Notes ...
Страница 196: ......