Motorola APX 7000 Detailed Service Manual page 509

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF2/VHF
DC_LIN_1_5V
IN
DC_LIN_1_875V_D
IN
DC_LIN_2_775V
IN
DC_LIN_5V
IN
DC_LIN_2_775V
L720
2.2UH
C715
.1UF
D722
IMN10
C716
4 3
.1UF
A1 K1
5 2
A2 K2
6 1
A3
K3
C717
.1UF
C718
D723
.1UF
IMN10
4 3
A1 K1
5 2
A2 K2
6 1
A3
C719 K3
.1UF
DC_LIN_1_875V_D
R721
10K
DIG_CTRL_RSTB
IN
RF_PRESCALAR
IN
DC_LIN_2_775V DC_LIN_1_875V_D DC_LIN_2_775V
L733 L735
L727
2.2UH 2.2UH
C726 C730 C734 C737
2.2UH
.1UF .1UF .1UF .1UF
C724 C725
10UF .1UF
DIG_DATA_AUX_SPI_MISO
SDM_REF_
VCC
D3
AGC_REF
A6
AGC_FLAG
K6
AUX_DAC
A5
NC RFSTEPA_GPO6
C3
NC AGC_DAC
B5
NC DC_CAL_GPO5
B2
NC BP_I
C1
NC RXI
C2
NC RXIX
B1
NC BP_IX
A10
NC
E1 SDM_VAG
NC BP_Q
D1
NC RXQ
D2
NC
RXQX
E2
NC BP_QX
F5
NC SCAN_IN
B6
NC
RX_EN_OUT
J7
NC ICAP
K7
NC QCAP
J10
NC
CLK_OUT
J11
NC TCLK
L6
NC NTXQ
L7
NC
TXQ
K8
NC NTXI
L8
NC TXI
F8
NC
INCR_DECR
G11
NC PHCLK
A3
NC FBQ
A4
NC
FBI
DC_LIN_2_775V DC_LIN_2_775V_16_8_MHZ_IN
L728
390NH
C731
.1UF
Y701
1XTV16800VDA
C736
R729 16.8MHZ
22K .01UF
1 VCC 3
VCONT OUTPUT
5
NC1 NC
6
NC2
NC
7
NC3 NC
8
C732 NC4 NC
39PF
DC_LIN_2_775V
L738
2.2UH
U702
15H28
R706
D9
SPI_DR 0
D8
CEX
D10
SPI_DW
C11
SPI_CLK
F9
TXFS
F10
TXCLK
F11
TXD
F7
DMCS
D11
RXD NC
E9
RXCLK
NC
E8
RXFS NC
D7
RXACQ R704
J2
ESC_IN
51
L3 NC
ESC_CP
K1
ESCD2_OUT
R703 51
K2
ESCD2_OUTX
H2
ESC_INX
C748
C705
220PF
220PF
C747
L9 220PF
HP_MOD_OUT
G2
MN_ADAPT_CP
H1 C749 .1UF
M_PRSCX
G1 R755
M_PRSC
39K
RF_PRESCALAR
G3
MN_CP
C744
10UF
C742
.1UF
L741
DC_LIN_2_775V_16_8_MHZ_IN
2.2UH
R702
0
R745 C750
22K .1UF
C739
4.7PF
1 U746
BFQ67W C752
180PF
R743
47K
R751 C710 C711
270 560PF 56PF
Figure 8-110. MNUT4004A/C/E Frequency Generation Unit (Synthesizer) Circuit – 1 of 2
DC_LIN_2_775V
DC_LIN_1_5V
DIG_CTRL_LOCK
DIG_DATA_SPI_MISO
DIG_CTRL_SPI_TRIDENT_PE
DIG_DATA_SPI_MOSI
DIG_SPI_CLK
DIG_TX_SSI_FS
DIG_TX_SSI_CLK
DIG_DATA_TX_SSI
DIG_CTRL_SSI_TRIGGER
RF_ESCORT
RF_ESCORT_DIV2_NONINV
RF_HP_MOD_OUT
ANA_ADAPT_CHARGE_PUMP
ANA_CHARGE_PUMP
DC_SUPER_FILTER_5V
DIG_CTRL_R78H
C756 C757
10UF .1UF
DC_LIN_2_775V DIG_CTRL_FEBS
DIG_CTRL_T78H
C758
.047UF
DIG_CTRL_TR
DIG_CTRL_TR
R707
0
U703
DIG_DATA_AUX_SPI_MISO DIG_CTRL_E
MAX7301ATL
DIG_CTRL_TXH1
V_POS
40
32
SCLK DOUT
DIG_CTRL_D
34 30
CS
P4 DIG_CTRL_F
28
33
DIN P5
26
P6
DIG_CTRL_A
36 24
ISET
P7
1
P8
DIG_CTRL_C
29 3
P31 P9
27 5
P30
P10
7
25
P29 P11
23 2
P28 P12
DIG_CTRL_VR
22 4
P27
P13
R754 6
5.6K 21
P26 P14
DIG_CTRL_78T
DNP 19 8
P25 P15
R753 5.6K 18 9
P24
P16
10 DIG_CTRL_VTUR1
DNP 17
P23 P17
R752 5.6K 16 12
P22 P18
DIG_CTRL_7T8R
15 13
P21 P19
14
P20
DIG_CTRL_8T7R
11
NC1 NC
20 DIG_CTRL_UT1
NC2 NC
31
NC3 NC
DIG_CTRL_UT2
DIG_CTRL_RX7H
DIG_CTRL_RX8H
DIG_CTRL_ATTH
DIG_CTRL_I_LIMIT
DIG_CTRL_RMTH
DIG_CTRL_G
DIG_CTRL_B
DIG_CTRL_H
DIG_CTRL_UR2
L753
2.2UH
CLK_16_8_MHZ
C754
C712
56PF
270PF
DNP DNP
8-233
OUT
OUT
OUT
OUT
IN
IN
IN
OUT
OUT
IN
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT