Figure 9.1-5. Pmld4303A/ Pmld4303D/ Pmld4264B/ Pmld4264E Side Connector Schematic - Motorola XTS 2500 Service Manual

9.1-6
V2.9
U601
OPT_SEL2_IN LM7301
5
1
2
V2.9 V2.9
C621
0.1uF
R613
20K
U602
LM7301
5 4
1
OPT_SEL1
3
2
R614
20K
VCC5
R677
10K

Figure 9.1-5. PMLD4303A/ PMLD4303D/ PMLD4264B/ PMLD4264E Side Connector Schematic

February 14, 2012
D603
V2.9 V2.9 1
VPP_EN
R673
R656
10K
10K
C638
0.1uF
OPT_SEL2_OUT
4
V2.9
3
R615
100K
R672
C620
10K
0.1uF
R658
150K
SPKR+
SPKR-
R667
EXT_SPKR+
L651 270nH
EXT_MIC
C614
330pF
ONE_WIRE_OPT
EXT_SPKR-
R669 100
RTS
R670 100
LH_BUSY
CTS
R675 560
RS232_DO_USB+
RS232_DI_USB-
R674
LHDATA_KEYFAIL
100
L652
270nH
INT_MIC
C607
VR678
0.1uF
VR659 6 4 3 1
5.6V
5 2
VPP
2
SW_B+
Q698
10K
10K
R668
68
10K
10K
OPT_B+_VPP
D662
VR663
9.1V
Band Specific
Band Specific Band Specific
*C658* *C652* *C653* *C654* *C655* *C656* *C657*
470pF 470pF 470pF 470pF 470pF 470pF 470pF
Band Specific Band Specific
Band Specific Band Specific
390
R666 510
R671 390
C674
C671 C680 C673
33pF
33pF 33pF 910pF
VR651 VR652
5.6V 5.6V
BAND SPECIFIC CAPACITOR VALUES
R697
BAND CAP VALUE
100
700/800 MHz 39 pF 2113944A32
UHF 100 pF 2113944A40
VHF 910 pF 2113945A58
VR658
13V
2
1 3 4 6
VR662
5.6V
2 5
VHF Schematics, Board Overlays, and Parts Lists
V2.9
C866
.011uF
Q804
10K
R654
10K
10K
10K
10K
R634
VR650 R635
12.6V
EXT_SP GND
EXTMIC EXTSP+
20 PIN CONN
J650-1
J650-2
J650-3
J650-4
100
R608
J650-5
J650-6
R678 100
J650-7
J650-8
J650-9
J650-10
J650-11
J650-12
J650-13
R837
J650-14
33
R838
J650-15
33
J650-16
J650-17
J650-18
J650-19
VR657
*C675* 6.8V
*C672*
J650-20
910pF 910pF
Band Specific
USB_D+
BUSY BUS
C868
C867
.011uF
.011uF
DNP
DNP
RTS1 CTS1 USB_D
PART #
V2.9
NP
R633
10K
0
MOD
NP
HAB_MOD
0
V2.9
NP R636
10K
J650
GND
INT_SPK+
INT_SPKR-
OPT_SEL1
EXT_SPK+
EXT_MIC
OPT_B+_VPP
OPT_SEL2
SPKR_COM
RTS_USB_PWR
GND
LH_BUSY
CTS
RS232_TX_USB+
RS232_RX_USB-
LH_DATA_KEYFAIL
NC
INT_MIC
GND
GND
6816985H01-F