![Nautel NG1000 Troubleshooting Manual Download Page 134](http://html1.mh-extra.com/html/nautel/ng1000/ng1000_troubleshooting-manual_711195134.webp)
Issue 0.4 2010-10-12
SD-6
Figure SD-6: NAPC157 System Controller PWB (Sheet 3 of 3)
MOSI
C88
0.1
+5V
68.1
R19
SCK
681
R33
0.1
C74
R12
??
R13
392
+5V
+5V
+5V
TP1
TP2
0.1
C20
0.1
C34
TP6
TP7
R97
1.00M
J7
+12V
A14 J11
100pF
C106
A12 J11
100pF
C87
+5V
+5V
0.1
C29
CR35
CR32
CR29
3320
R112
CR28
3
RFIN
2
IREF
6
FLTR
390pF
C11
6
F_IN
12
DATA
10 CE
7
VCC1
3
RFIN
2 IREF
13
LDAC
14
VDD
3
REFB
4
REFC
+5V
R104
15.0K
0.1
C84
10.0K
R99
1000
R89
FWD_PWR_SAMPLE
DIV_RF_OUT
4750
R96
TO SHEET 1
TO SHEET 1
B8
J11
TO SHEET 1
J6
#PLL_LATCH-
68.1
R34
L1
+5V
R107
8250
100pF
C107
A15 J11
R122
8250
100pF
C92
A13 J11
R115
8250
A11 J11
0.1
C12
0.1
C15
56.2
R16
R17
392
R20
??
56.2
R14
68.1
R30
+5V
0.1
C6
CR34
3320
R120
R121
1000
CR30
CR31
CR33
3320
R113
R114
1000
R111
1000
C17
390pF
AD8361ARM
U3
1 VPOS
13
LE
LMX2306TM
U1
5
F_IN
11
CLK
16 VP
C30
390pF
AD8361ARM
U6
1 VPOS
15
VCC2
6 FLTR
7 CLK
6
DATA
8
LOAD
C80
0.1
TLV5620ID
U23
1
GND
2 REFA
5
REFD
0.001
C21
10.0K
R25
0.1
C79
10.0K
R23
0.001
C35
10.0K
R38
10.0K
R40
R39
3320
1000
R92
R98
10.0K
#S
R88
4750
TO SHEET 2
TO SHEET 2
B7
J11
R119
8250
0.1
C26
3320
R117
R118
1000
R24
3320
R91
4750
FWD SAMPLE
FROM SHEET 1
REFLD SAMPLE
ANALOG INPUT 4
ANALOG INPUT 3
ANALOG INPUT 2
8
SREF
4
PWDN
7
VRMS
3
GND
4
GND
8
OSC_IN
2
CPO
7
VRMS
100pF
C28
5
COMM
11
DACB
+5V
C81
1.0
CABINET TEMPERATURE(TO ROAMS)
SYSTEM_RF_OUT_LEVEL(TO ROAMS)
AUX_ANALOG_IN_4
AUX_ANALOG_IN_2
FROM SHEET 1
ANALOG INPUT 1
0.01
C13
1500
R18
100pF
C14
5
COMM
C10
390pF
9
GND
0.1
C9
R31
4750
R32
221
8
SREF
1
FLO
14
FO/LD
R37
475K
4
PWDN
9
DACD
5
4
2
U24:A
10
DACC
12
DACA
3
2
1
U19:A
5
6
7
U19:B
4
VDD
11
GND
U19:E
TLV2374ID
AUX_ANALOG_IN_3
AUX_ANALOG_IN_1
0.01
C27
R22
475K
4 VIN
1
GND1
2
GND2
6
VOUT
U25
LT1790BIS6-2.5
S2160030 SHEET 3 OF 3 V3
3 VCC
12
GND
U24:E
MC3302D
REFLD_PWR_SAMPLE
#ANALOG_OUT_CS-
Summary of Contents for NG1000
Page 2: ......
Page 4: ......
Page 8: ...NG1000 Troubleshooting Manual Table of contents Page viii Issue 0 4 2010 10 12 ...
Page 10: ...NG1000 Troubleshooting Manual Page x Issue 0 4 2010 10 12 ...
Page 14: ...NG1000 Troubleshooting Manual Page xiv Issue 0 4 2010 10 12 ...
Page 22: ...NG1000 Troubleshooting Manual Page xxii Issue 0 4 2010 10 12 ...
Page 56: ...NG1000 Troubleshooting Manual Responding to alarms Page 1 34 Issue 0 4 2010 10 12 ...
Page 122: ...NG1000 Troubleshooting Manual Wiring connector lists Page 3 10 Issue 0 4 2010 10 12 ...
Page 128: ...NG1000 Troubleshooting Manual Reading Electrical Schematics Page 4 6 Issue 0 4 2010 10 12 ...
Page 153: ...Issue 0 4 2010 10 12 MD 6 Figure MD 6 NAPE82 Exciter Control PWB ...
Page 159: ...Issue 0 4 2010 10 12 MD 12 Figure MD 12 NAPA24 PA PWB C1 C2 C8 Q1 ...
Page 162: ...NG1000 Troubleshooting Manual List of terms Page 6 2 Issue 0 4 2010 10 12 ...
Page 163: ......