Figure 7-34. Uhf2 (435-480 Mhz, Mdc1200 And Qcii) Receiver Schematic Diagram (Part No:e11-000947-00) - Motorola P100 Series Detailed Service Manual

7-54
RX_B+
R320
330R
L304
39nH
L325
220nH(1608)
R302
C357
56K
56pF
C360 C307
C301
18pF
5pF 4pF
L324
L320
Q301
22nH EJPS 22nH EJPS
C303 2SC4226
3pF
C361 C351
CR309 CR310
22pF 10pF
KDS114E KDS114E
R330
100K
R323
100K
CR314 CR307
KDV154E
KDV154E
FROM_HARMONIC_FILTER
Figure 7-34. UHF2 (435–480 MHz, MDC1200 and QCII) Receiver Schematic Diagram (Part No:E11-000947-00)*
(*)
Same part number but with part changed to Agamen IF demodulator IC
C310
C364
0.1uF
33pF
C312 C362 C372 C304 C374 C318
15pF 10pF 33pF 0R 10pF 15pF
L328 L322 L323
C358
L321
C356 22nH EJPS
18nH EJPS 18nH EJPS
C373 15pF
N/A NA
C309 C375
20pF
NA
3pF
C354 C355
10pF
15pF
C363 C379
NA 20pF
CR305
CR313 R333
KDV154E KDV154E
100K
CR304
R334
R332
KDV154E
100K 100K
6
FTV
4
L329
B4F(1667)
L330
C365
33nH
27pF
L331
0R
C327
L310
15pF
18nH EJPS
C326
C325
3pF
24pF
L334
0R
RX_B+
C330
FL301
39pF
45.1MHz(SMF-1) 8.5K
1 4
R309 C331
10R
9pF
RX_B+
R310
1K C332
L306 C329
10pF
10nF
820nH EJPS
C328
2pF
Q306
2SK711
1 4
3 C369 L340
2
820nH(1608)
R335
NA
2 NA
3 6
1 L333 R338
B4F(1664) 100R
R336
Q307
L332
1K 2SK711
820nH (1608)
R337 C370
NA
100R
C368
10nF
C320
RX_B+ KRA305
10uF/16V(A)
+
Q304
C382
C319 0.1uF
10nF
C
B
E
FROM_RX_VCO
C380 Q305
C343
KRC404 C344
47pF
0.1uF 470pF
Circuit Board/Schematic Diagram and Parts List (UHF2: 435–480 MHz)
R314 R316
100R 100K
R315 + CR306
100R KDS160E
C338
C334 R318
C378
47nF
1nF
3K
C376 C377 10uF/16V(A)
NA
0.1uF L327 R317
C339
820nH(1608) 220K
0.1uF(K)
R311 R312
C337
330R 150K
10nF C341
82pF
C347
0.1uF
Q303
KDS160E
2SC4226
CR315
CR312
16 15 14 13 12 11 10
KDS160E
U201
AA32416
1 2 3 4 5 6
C201
FL201
47pF
44.645MHz
R258
8.2K
C203
R203
120pF
22K
+5V
455FW
CF1
C204
0.1uF
R217
3K
R204
CR201 CR202
3K
RX_EN KDS181
KDS181
C208
CF2 0.1uF
455HW
R206 R207
3K
10K
BUSY
RSSI
RX_AF1
DEC1
455 C24(LCP) C342
R319
0.1uF(K)
2.7K
R342 C381
NA NA
N/S_SW
Q201
KRC404
9
C211
0.1uF(K)
20KHZ_SEL
R208
10K
Q202
NA
7 8
R213
C209 RT201
0R
NA
470pF
U202
+3.3V
1 8
VDD U/D EV_U/D
R210
68K R212 2 7
VSS NC
20K
3 6
A B
C210 4 5
CS/ SQ_CS
W
470pF
MCP4011(502)
R230
R211
R220
3.3K
7.5K 3.9K
RT202
R250 1K(TH)
10K
Q207
KRC404
Q206
KRC404
C214
0.1uF