Figure 7-132.Huf4017A Controller Power Supply Schematic - Motorola ASTRO Digital XTL 5000 Detailed Service Manual

Schematics, Component Location Diagrams, and Parts Lists: HUF4017A (700-800 MHz) Main Board
TP0950
9.3V REGULATOR
SW_A+
A+ 9.3V
BATTERY CONNECTOR
U0950
LM2941T
4 5
J0950-1 VIN VOUT
1
2 1
VR0950
ON_OFF ADJ
24V C0950 C0951 C0953
R0951
0.1uF 1uF 22uF
7.5K
J0950-2
1%
2
R0952
1.2K
1%
DA_EN
SCKA
MOSIA
EEPOT_PC_U_D*
EEPOT_PC_INC*
*R0936*
VGBIAS_1
0
VCC5 U0962 9.3V_TX
LP3985 VCC3
3
U0960-1
VEN
1 5 MC33204 4
VIN VOUT
4 1
BYPASS TP0936
1
11
C0940 C0941
0.1uF 1uF
C0942
1uF
C0943
.01uF
*R0938*
VGBIAS_2
0
9.3V_TX
U0960-2
4 6
MC33204
7
TP0938
1 5
11
R0930 R0931
RX_FILT_1
20K 10K
9.3V_TX
*R0940* *R0941*
VGBIAS_3
0
9.3V_TX
C0937
0.1uF
U0960-3
MC33204 4 9
U0960-4 8
C0935
TP0940
4 13 1 10 100pF
MC33204
14 11
C0930
TP0930
1 12 100pF
TP0931
11
C0985
0.1uF
6881096C74-B
Q0952
8
K9.1V
SW_A+ 9.3V_TX_ REGULATOR 9.3V_TX
TP0951 7
U0951
6
LM2941T
4 5
3
VIN VOUT
5 2
2 1 1
ON_OFF ADJ
C0954 C0955 C0982
R0907 R0954 R0955
0.1uF 0.1uF 22uF
0 7.5K 100K
1%
C0956
R0993
10uF
1.2K
1%
47K
K9.1V_EN
Q0951
47K
*R0937*
30K
Part Series
2
C0933
3 100pF
900-2
TP0937
C0984
0.1uF
*R0939*
30K
*R0947*
0
1%
C0934
100pF
TP0939
C0987
0.1uF
30K
VCC3
C0981
0.1uF
U0959
MAX5259
PWR_SET*
2 OUTA
CURR_LIM_SET*
1 OUTB
TP0941
VGBIAS_1* VCC3
16 OUTC
VGBIAS_2*
15 OUTD
VGBIAS_3* 7 OUTE 5
REF
RX_FILT_1*
8 OUTF 11
CS
TEMP_1* 9 OUTG 6
LDAC NC
TEMP_2*
10 OUTH 12
SCLK
VTEMP
C0986 14 DOUT 13
DIN
NC
0.1uF
VCURRENT
VCC3
*R0980*
1
C0959
TP0952
0 R0984
U0952
0.1uF
MAX5452
0
1 4
EEPOT_4_CS* CS1 W1
10 7
EEPOT_5_CS* CS2 W2
2 5
U_D L1 R0985
9 6
INC L2
0
*R0986* R0963
0 24K
9.3V_TX
R0964
24K U0956-1
2 4
LMC6484
1
*C0962*
100pF 3
11
VREVERSE
VCC3
VCC3
C0979 U0955-2
0.1uF
6 4 MC33204
C0963 7
100pF 5
11
VCC3
U0955-3
9 4 MC33204
*R0969*
C0964 8
100pF
10 47K
10K
11 PWR_RANGE
*Q0953*
47K
*R0973*
30K
6
*C0967*
TP0960 100pF 5
TP0961
VFORWARD
R0981 R0982 R0983
*C0952*
0.1uF
9.3V_TX
2.7K 100K 2K
1
TP0959
9.3V_TX
9 4
R0960
8
U0957-1
2 4 MC33204 10
11 20K
1
C0975 U0957-3
100pF 3 MC33204
11
VCC3
R0998 R0997
10K 1.2K
1% 1%
R0999
10K
1%
TP0962
TP0963
TP0964
U0954-1
TC7S00FU
1
4
2
AD_EN
R0965
VCC3
0
R0987
U0955-4
13 4 MC33204
R0966
C0965 14 0
100pF
12
0
11
VCC3
A+
R0967
2 4 MC33204
R0950
C0966
100K
100pF
3
1%
0
11
R0968
10K
1%
TP0953
R0991
10K
R0953
C0969
0
100pF D0950
*R0970* *R0971*
24K 10K
1%
*R0972*
10K
9.3V_TX VCC3
1% C0968 C0970
100pF
100pF D0951
U0956-2
4 LMC6484
7 R0974
1
TP0958
TP0956 10K
1
1%
11
R0978
10K
R0975
10K
1%
C0957
0.1uF
S C0983
D0952 100pF
G
Q0955
D
R0996
PA_EN
10K
*R0946*
9.3V_TX
100K 1%
U0957-2
R0992
100K 6 4 MC33204
1% C0976
7
R0994
100pF
3.9K 5
11
R0995
VCC3
1.2K
1%
R0988 R0989
VCC
10K 56K
GND
9.3V_TX
U0957-4
13 4
MC33204
R0990
14 1
C0978
TP0957
100pF 12
11 5.1K
Figure 7-132. HUF4017A Controller Power Supply Schematic
7-189
VCC3
C0961 0.1uF
C0945 4.7uF
18
SCLK
U0963-1
19 NC7SZ125
CONVST
17 16 2 4
DIN DOUT MISOA
15
RFS
14 1
C0960
TFS
2
CREF
1
VREF
0.1uF
VCC3
U0953
12 AD7812
A0
REVERSE_POWER 3
VIN1
FORWARD_POWER 5
VIN2
VTEMP 6
VIN3
VCURRENT 7
VIN4
A+ 8 9.3V_TX
VIN5
VCONTROL 9
VIN6
10
VIN7
R0979
11
VIN8
*R0942*
0 8.2K
R0961
R0962 A+
100K
*R0943*
N/P
100K
U0955-1
R0948
20K
1
10K
R0944
10K
5.6V VR0951
N/P
*R0945*
33K
TP0954
9.3V_TX 9.3V_TX
4 13
1
TP0955
14 C0980
C0972
0.1uF
12
11
0.1uF
U0956-4
R0976
LMC6484
9.3V_TX 1K
U0956-3
RFPA_CNTRL
9 4 LMC6484
R0977
8
*C0971*
100pF 10
100
11
C0973
1uF
1
TP0942
U0958-1
TC7S00FU
D
1
Q0954
G
4
2 S
VCC3 VCC2.85
C0974 C0936
0.1uF 0.1uF
VCC VCC
U0958-2 U0954-2 U0963-2
PWR_GND PWR_GND C0944 PWR_GND
GND 0.1uF GND
MAEPF-27920-O
May 25, 2005