Figure 8-3. Antenna Switch Circuit - Motorola APX 3000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Main Board Block: UHF1 (84012513001_A)
PA_OUT
1
IN
IF
IF2601M13
DC_LIN_3V
1
IN
IF
IF2602M13
DIG_VRVS
1
IN
IF
IF2603M13
C2605M13
100PF
R2601M13
0 DNP
U2602M13 2
GND
AT267
C2606M13
100PF
DC_LIN_3V
U2601M13
NC7WZ04
1 6
U2601M13
VCC
NC7WZ04
R2606M13
100K GND
FILT_RAW_B+
ANT_SWI
C2601M13
100PF
D2601M13
MMBD352 D2602M13
UPP9401E3
R2602M13
82
C2602M13
68PF
R2603M13
82
R2604M13
82
C2609M13
.1UF
IF2604M13 UMC5NT2
IF
3 4
1
IN
10K
IF2605M13
IF
47K
1 2
IN
C2603M13
100PF
1 5
Q2601M13
R2605M13
0
L2602M13
180NH
D2603M13
UPP9401E3
C2604M13
L2601M13
100PF
18.9NH
C2608M13
C2607M13
4.3PF
3.6PF
RX_IN
1

Figure 8-3. Antenna Switch Circuit

8-5
IF2607M13
IF
1
OUT
RF_OUT
IF2606M13
IF
OUT