Motorola GP Series Detailed Service Manual page 476

3-14
C244
4 3
A3 K3
5 2 .01µF
A2 K2
6 1
A1 K1
C245
R200
D201 .01µF
100
C246
.01µF
4 3 C247
A3 K3
5 2
.01µF
A2 K2
R218
6 1
A1 K1
33K
D202
C208
0.1µF
C212
0.1µF
CLK
CSX
C219 MODIN
68pF
C221
68pF
PRESC C227
L203
6.8nH
68pF
C228
0.75pF
-20dBm RX VCO
-35dBm Second Harmonic RX VCO
-18.5dBm TX VCO
-33.5dBm Second Harmonic TX VCO
All values above are 'typical'
Measured with HP85024A
High Frequency Probe
800MHz (806-870MHz) Receiver Back End
C206
0.1µF
5V
(SOURCE)
12.8V (Typical)
C203 C204 C205
C209
10µF 10µF 0.1µF .01µF
C243
22pF R222
0
R219 R220
150
150
8
CLK
9
CEX
10
MODIN
7
DATA
DATA
C222 30
SFIN
68pF
35
PVREF
C250
C223 21
VBPASS
0.1µF
68pF
40
NU
BIAS1
39
BIAS2
26
R221
SFCAP
27
1MEG
SFBASE
32
NU
PREIN
18
C242 R208
REFSEL
42
0.1µF
56K CCOMP
R206 C229
C249
NU
0.1µF 30K 17
2.2µF
NC1
29
NU
NC2
31
NC3
VSF
C232 C233 C234
2.2 to 2.7V at room temp
68pF 1000pF 10µF
4.6V
SH201
SH202
SYNTHESIZER BOTTOM SHIELD
SYNTHESIZER TOP SHIELD
LI_ION B503
L200 B504
2.2µH
C207
2.2µF
U247
1
GND
ERR SD
6 3
OUT IN
4 5
NR
2
C200
C201
2.2µF
68pF
R223
0 L202
2.2µH
NU
C213 C214 C215 C216
0.1µF
0.1µF 68pF
2.2µF
23
XTAL1
24
XTAL2
19
16.8MHz
FREFOUT
41
MODOUT
15
VMULT1
Q210
14
VMULT2 AUX4
12
VMULT3
11 1
VMULT4
48
AUX1
2
1
AUX2
2
C224
U201
AUX3
3
AUX4
3
68pF
37
TEST1
38
TEST2 5V
43
IOUT
45
IADAPT
4
LOCK
46
ADAPTSW
28
SFOUT
16 C230 R214
TP201
INDMULT
25
68pF
WARP
47K
R211
47K
For crystal
FL201
GND
IN OUT
C235 C236
CR203
56pF
1.6pF
R212 C237
330pF
NU
C239
R213
.01µF 100
NOTE: REFERENCE OSCILLATOR COMPONENT USAGE DEPENDS ON FREQUENCY STABILITY
SEE REFERENCE OSCILLATOR PARTS PLACEMENT TABLE AND/OR PARTS LIST FOR DETAILS
800MHz PCB 8480641Z02, 8480641Z03, 8480641Z09, 8480641Z10 / Schematics
L505
BATT_CODE BATT_ID
SB3
390nH
VR503
6.8V
SB2
SWB+
C202
2.2µF
U248
1 3
VIN ON_OFF*
2
4V_3.3V
GND
C210 C211
68pF
2.2µF
4 5
C217
2.2µF Vdda
3.3V Steering Line DC Voltage
2 to 9V in RX mode
3 to 11V in TX mode
C218
TP202
R202
3.9K
0.1µF
R203
R204 C220
33
120 0.47µF
R5
C225
.047µF
4 C226
R209
.047µF
1.3K
R216 R217
R210
0 330
0
C231
L204
LOCK
12µH
470pF
Q200
3 4
2
C240
1
.01µF
Y200
16.8MHz
C241
1
68pF
VCON
2 4
Vdda
GND VCC
C238
OUT 0.1µF
3
PB503
VR506
C523
6.8V
.01µF
PB502
C522
VR505
.01µF
6.8V
EMER_1_FN EMER
RTA0_1_FN RTA0
RTA1_1_FN RTA1
RTA2
RTA2_1_FN
RTA3_1_FN RTA3
SB1_1_FN SB1
PTT_1_FN PTT
VOL_1_FN VOL
MECHSWB+_1_FN MECH_SWB+
GREEN_LED
GREEN_LED_1_FN
RED_LED_1_FN RED_LED
LVZIF_SEL
LVZIF_SEL_1_FN
DEMOD_1_FN DEMOD
RSSI_1_FN
RSSI
VCTRL
AUX3_5V
REFERENCE OSCILLATOR PARTS PLACEMENT
REF 1.5 PPM 2.5 PPM
C235 OUT IN
C236 OUT IN
C237 OUT IN
C238 IN OUT
C239 IN OUT
C241 IN OUT
ZMY0130986-O
CR203 OUT IN
FL201 OUT IN
R211 OUT IN
R212 OUT OUT
R213 IN OUT
R214 IN OUT
Y200 IN OUT