Figure 7-48. (Mdc/Qcii R&Tte) Transmitter Schematic Diagram - Motorola P100 Series Detailed Service Manual

Circuit Board/Schematic Diagram and Parts List UHF2 - MDC/QCII R&TTE (435–470 MHz)
L410
L409
TAB3 TAB1 45143TL 45143TL
NC
NC NC C431
TAB4 TAB2
1nF(1608)
R416
ANT1 C429 C427
47K(1608)
4pF(1608) 4pF(1608)
C430
C428 C426
NA 7pF(1608) 7pF(1608)
SH105
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TO_RX
Zo = 50
0.8t * 1.4(W)
CR301 CR311
KDS114 KDS114E
L301
45145TL
C418
C422 C452
CR401
L411 15pF(1608)
12pF(1608) 39pF(1608)
MA4P7001F-1072
45143TL
C423
C445
NA(1608)
3pF(1608)
SH104
C446
4pF(1608)
R415
220R(2012)
C466 L413
C468
470pF
35167TL
NA
+
C453
C454
470pF
22uF/16V(B)
R418
220K(0.1%)
R423
BAT+
C433 3.9M
R417
J602
NA
RLC63 0R1 2
R419
060031MA005G500PL 1
220K(0.1%)
BAT+
3
U401-A
KIA358
R422
R420
68K(0.1%)
GND
C432
4.7M
C474 C460 C461 1nF
0.1uF 47pF 0.1uF
R412
1K
Q405
KTC4075
Q404
STB1188
R440
15K
R411
R414 560R
1K
C462
33pF
C411 R406
R409
NA 22R
10R
R410
10R
C408
L403
10nF
C410
33nH(1608)
C405
L405
27pF(1608)
6.8nH(1608) 15pF
Q402
2SK3078
3
Q403
2SK3476
1
C413
R407
27pF(1608)
C409 R408 4.7K
2
NA(1608) 2.2K
SH103
L406
220nH(1608)
TXVB
R430
100R
R428
100R
C435
KIA358 C437
R429
C434 47nF 0.1uF
U401-C
3.6K
470pF
8
R432
27K
R427 4
100K
6
7
5
U401-B
R424
KIA358
12K
R425
3.9K
R426 C436
R431
4.7K 0.1uF 10K
U402
8 U/D 1
VDD
7 2
NC VSS
Q406
6 3
KRC404
B A
5 4
CS/ W
R433
R441
0R MCP4011(502)
0R
C464
47pF
R413
8.2K
SWB+
C406
0.1uF
C463
470pF
C402
C403
10nF
470pF
R436
100R
L401
C440
27nH(1608) L407
470pF
33nH
C404
3pF
Q401
C401
PBR951 C449
R402 R434
3pF 3pF
33K
39R
L402
12nH(1608)
R403 Q409
R401
180R
R405 2SC4226
R404
180R
1.5K
8.2K
C444
NA
C467
470pF
Q407
C448 R435
KRA305
+5V 10nF 150R
C E
B
+
C471 C472
C438
0.1uF 470pF
NA
C439
Q408
1nF
KRC404
TX_EN2
+3.3V
C473
C469 C470
47pF 47pF
0.1uF
TX_PWR_CS
TX_PWR_U/D
TX_PWR_LOW
Figure 7-48. (MDC/QCII R&TTE) Transmitter Schematic Diagram
7-81
TX_VCO_B+
C465
470pF
FROM_VCO
C447
3pF