Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: 900 MHz (84012478001)
8-347
Figure 8-164. Frequency Generation Unit Circuit – 1 of 2
DC_LIN_2_775V
DC_LIN_5V
DC_LIN_1_5V
DC_LIN_1_875V_D
IN
IN
IN
IN
L720
2.2UH
DC_LIN_2_775V
K2
K3
A1
A2
A3
K1
K2
K3
A1
A2
A3
K1
1
2
3
6
5
4
D723
1
2
3
6
5
4
D722
IMN10
IMN10
C719
C718
C717
C716
.1UF
.1UF
.1UF
.1UF
C715
.1UF
C725
C724
10UF
.1UF
DIG_DATA_AUX_SPI_MISO
GPO5
GPO6
R721
DC_LIN_1_875V_D
10K
RF_PRESCALAR
DIG_CTRL_RSTB
IN
IN
C732
R729
C731
L728
39PF
.1UF
22K
390NH
DC_LIN_2_775V
DC_LIN_2_775V_16_8_MHZ_IN
GND
NC2
NC3
NC4
VCONT
VCC
OUTPUT
NC1
NC
NC
NC
NC
1
4
3
8
7
6
5
2
Y701
C736
.01UF
1XTV16800VDA
16.8MHZ
23
1
U746
R745
R743
C739
BFQ67W
4.7PF
47K
22K
R702
C750
DC_LIN_2_775V_16_8_MHZ_IN
.1UF
0
C744
C742
L741
2.2UH
10UF
.1UF
DC_LIN_5V
C712
C711
C710
C754
L753
C752
R751
180PF
270
390PF
56PF
DNP
DNP
56PF
2.2UH
DNP
270PF
CLK_16_8_MHZ
OUT
R723
R722
C721
.22UF
RF_HP_MOD_OUT
DNP
11K
220
C714
C709
C706
C704
C702
C720
.1UF
.1UF
.1UF
.1UF
.1UF
2200PF
C713
C707
R705
C703
R701
1.2K
430
.033UF
6800PF
.039UF
R708
ANA_CHARGE_PUMP
68
ANA_ADAPT_CHARGE_PUMP
R706
C757
C756
.1UF
0
10UF
DC_LIN_1_5V
DC_LIN_2_775V
VCO_VCTRL
OUT
OUT
OUT
OUT
IN
IN
IN
OUT
OUT
IN
IN
DIG_CTRL_SSI_TRIGGER
DC_SUPER_FILTER_5V
DIG_SPI_CLK
DIG_CTRL_LOCK
ANA_ADAPT_CHARGE_PUMP
RF_HP_MOD_OUT
DIG_DATA_SPI_MISO
DIG_CTRL_SPI_TRIDENT_PE
DIG_DATA_SPI_MOSI
DIG_TX_SSI_FS
DIG_TX_SSI_CLK
DIG_DATA_TX_SSI
ANA_CHARGE_PUMP
1
TP701
TEST_POINT
GPO7
GPO1
GPO2
GPO4
GPO5
GPO8
GPO6
GPO3
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
C726
C730
C734
C737
.1UF
.1UF
.1UF
.1UF
NC
L727
L733
L735
L738
2.2UH
2.2UH
2.2UH
2.2UH
DC_LIN_2_775V
DC_LIN_2_775V
DC_LIN_1_875V_D
DC_LIN_2_775V
NC
NC
NC
NC
NC
H7
G7
H6
G6
E7
C4
B4
E11
E10
J4
C8
C9
A9
B9
B11
C7
A2
D4
B3
E4
J6
F1
F2
G4
G5
G8
G9
H3
H4
J1
L2
J3
K3
H9
J9
A8
B8
NC
NC
NC
NC
NC
NC
NC
NC
C749
F9
F11
F10
D10
D9
C11
E8
D11
E9
D7
G3
G2
H1
G1
L9
K2
K1
H2
J2
L3
F7
D8
U702
15H28
.1UF
RF_PRESCALAR
H10
H11
F4
F6
K9
K4
J5
L4
H5
B10
C10
L5
K5
F3
E3
L11
L1
A11
A1
C5
E6
D5
E5
J8
H8
G10
L10
K10
K11
A7
B7
D6
C6
NC
NC
NC
NC
NC
NC
NC
NC
NC
GPO3
GPO8
GPO4
GPO2
GPO1
GPO7
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
L7
L8
J11
A10
F5
D2
D1
C2
C1
B6
A5
K7
G11
L6
K8
F8
J7
A3
A4
B5
J10
E2
E1
B1
B2
K6
D3
A6
C3
NC3
ESC_CPBIAS
ESC_CP
SF_BYP
REF_OSC_OUT
TXQ
NTXI
PHCLK
DEEPSLEEP
NC4
LVCC1
SDM_CLK_GEN_GND
RX_AGND2
SSI_GND
MAIN_GND
LGND1
VMULTI2
VMULTI1
SUB2
DMCS
TXFS
TXCLK
TXD
ESC_IN
MN_CP
SF_OUT
CLK_OUT
CLK_EMIT
M_PRSC
RXD
ESC_TEST
BP_Q
BP_QX
BP_I
QCAP
RSTB
SF_SPLY
EF_OUTP
EF_OUTM
INCR_DECR
NC5
REF_VCC
GPO2_TEST2
RX_EN_OUT
TM
SUB3
AGC_DAC
FBQ
SDM_VREFP
SDM_VAG
REF_IN
NTXQ
TXI
HP_MOD_OUT
MN_CP_GND
SUB1
NC6
ASPI_CLK
SPI_CLK
RXQ
RXQX
SCAN_EN
ICAP
ACE2_GPO8
TEST1_LCKDET
CEX
SPI_DW
SPI_DR
RXACQ
RXCLK
RXFS
BP_IX
SCAN_IN
GPO4_TEST4
GPO1_TEST1
RX_AVCC2
ASPI_VCC
SDM_CLK_GEN_VCC
RX_AVCC1
SF_GND
SDM_REF_VCC
SSI_VCC
TCLK
CLK_CP
CLK_BASE
MN_ADAPT_CP
M_PRSCX
SENS
AUX_DAC
ESC_CP_GND
MN_CP_VCC
MAIN_VCC
ESC_CP_VCC
TX_VCC
CLK_VCC
ESC_VCC
TX_DAC_VCC
SDM_REF_GND
RX_AGND1
CLK_GND
NC1
DC_CAL_GPO5
RFSTEPA_GPO6
ESC_INX
ACE1_GPO7
SDM_VREFM
NC2
ASPI_GND
TX_GND
ESC_GND
TX_DAC_GND
ESCD2_OUT
ESCD2_OUTX
GPO3_TEST3
ASPI_DATA
RXIX
RXI
AGC_FLAG
AGC_REF
FBI
TEST2
Summary of Contents for APX 2000
Page 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Page 4: ......
Page 6: ...iv Document History Notes ...
Page 8: ...Notes vi Commercial Warranty ...
Page 10: ...Notes ...
Page 22: ...xiv List of Figures Notes ...
Page 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 688: ...Index 4 Index Notes ...
Page 690: ...ii Notes ...
Page 700: ...xvi List of Figures Notes ...
Page 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Page 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Page 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Page 1064: ...ii Notes ...
Page 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Page 1090: ...Glossary 10 Glossary Notes ...
Page 1094: ...Index 4 Index Notes ...
Page 1095: ......