Motorola CP040 Detailed Service Manual page 448

3-58
C241
100pF
FN_PRESC
C240
1.3pF
7.7%
FN_MOD
FN_SYNTH_CS
FN_CLK
C207
470pF
Reference Oscillator
Crystal TCXO
C201 220pF NU
C202 62pF NU
C203 2.7pF NU
C206 NU 0.01uF
R202 150k 47k
R206 NU 100
D201 1SV232 NU
Y201 14R06 NU
Y202 NU 45J68
SH200
SHIELD
1
UHF3 (490-527 MHz) Synthesizer Schematic Diagram PCB No. 8416846H01-A/-B
R230 R247
20K 18K
31 25
NC NC3 WARP
29 16
NC NC2 INDMULT NC
17 28
NC NC1 SFOUT
46
ADAPTSW NC
42 4
NC CCOMP LOCK
18 45
NC REFSEL IADAPT
43
IOUT
32
PREIN
27 38
NC SFBASE TEST2
26 37
SFCAP TEST1 NC
39 3
BIAS2 AUX4 NC
40 2
BIAS1 AUX3
1
AUX2 NC
C230
21 48
NC VBPASS AUX1 NC
2.2uF
35
NC PVREF
11
VMULT4 NC
30 12
SFIN VMULT3 NC
7 14
DATA VMULT2
10 15
MODIN VMULT1
9 41
CEX MODOUT
8 19
CLK FREFOUT
24
XTAL2
23
XTAL1
C202
62pF
1%
C208 C210
470pF 470pF
L211
390nH
C213
.01uF
3
$V
FN_5V
R212
0
C216
C215 C217
2.2uF 0.1uF 1000pF
SH201
SHIELD
1
4.5V
FN_V_SF
C232 C233
0.1uF 4.7uF
LOCK: 3V
UNLOCK: 0V
FN_LOCK
C204
470pF
TX: 3V
RX: 0V
FN_TRB
FN_VCO_MOD
R205
TP200
100
C201 C293
1
220pF 470pF
R246
100K
FN_16_8
C205
NU
4
3 1
OUT VCON
16.8MHz
C206 R206
NU NU
Y202
2
45J68
NU
16.8MHz
1
OUT IN
4 2 Y201
14R06 D201
UHF3 PCB 8416846H01-A/-B Schematic Diagrams
R245
3.2V to 4.5V
1.5K
R243
820
C243
0.1uF
R244
51
TP240
1
C245
1uF
R220 R221
91 91
C221
.01uF
3V
0V 3
C222
K3
2
.01uF
3V
0V
C223
.01uF
C224
.01uF
3 4
K3 A3 NC
2 5
K2 A2
1 6
K1 A1
D221
C228 C227 C226 C225
0.1uF 1000pF 10uF 10uF
FN_V_STEER
C244
.01uF
0888600M25
C218 C219
2.2uF 0.1uF