VERSION 3.3 2016-03-10
SD-19
Figure SD-19: NAPS46 Power Supply Distribution PWB (Sheet 1 of 2)
CR4
CR3
L86
MOSI
L29
100K
R25
475
R87
L48
L47
SCK
TP5
3320
R66
3320
R28
L85
L87
221
R2
221
R3
L66
475
R61
L16
L17
475
R23
475
R24
SCK
CR25
CR26
L20
L21
CR1
CR2
100K
R51
18pF
C26
R162
1000
0.1
C172
R45
100
475
R86
475
R16
L63
L70
L7
R30
3320
R31
3320
R52
100
0.1
C154
+5V-A
22pF
C55
470pF
C56
L93
6 J5
14 J5
475
R208
L94
13 J5
475
R184
L69
7 J2
470pF
C49
22pF
C51
20 J5
L89
L90
L78
VREF
0.1
C87
0.1
C70
0.1
C71
1000
R76
0.1
C65
+5V-A
+5V-A
475
R181
L74
Q4
MMBT4401LT1
10.0K
R42
16
DATA_OUT
13
REF-
19
EOC
20
VCC
475
R204
B8
J3
L84
B7
J3
B6
J3
SHD
(-)
A5
J3
(+)
A4
J3
SHD
A6
J3
(-)
A2
J3
(+)
A1
J3
4
J2
470pF
C183
2
J5
+5V-A
LCD TX (TTL)
LCD RX (RS232)
N/A (GND)
OUT B
AES/EBU
N/A (GND)
AES/EBU
ANALOG
# DIGITAL IN 2 -
N/A (CPLD IN 5)
(CPLD OUT 5)
# SPI UART CS -
N/A (CPLD OUT 2)
EXCTR FAN TACH
# XMTR INTERRUPT -
B4 J3
7 J7
6 J7
CR23
24V
A8 J3
470pF
C175
0.0
R1
20 J4
18 J5
16 J5
12 J5
10 J5
9 J5
L28
1 J8
B9 J3
+5V-A
10.0K
R201
+3.3V
22pF
C1
6
XTAL1
7
XTAL2
5
RESET
8
VDD
21
GPIO3/RIB
+3.3V
28
GPIO7/RIA
R48
0.0
24
RXB
20
GPIO2/CDB
19
GPIO1/DTRB
18
GPIO0/DSRB
15
IRQ
14
SDA^VSS
9
I2C^SPI
1
RTSA
4
RXA
16
CTSB
26
GPIO5/DTRA
12
N/C^SO
LVPS-A
6
V-
8
R2IN
9
R2OUT
7
T2OUT
12
R1OUT
13
R1IN
ADM3202ARN
U3
Q3
MMBT4401LT1
8
VCC
2 RE
1
RO
+3.3V
Q10
MMBT4401LT1
82.5K
R161
22pF
C165
470pF
C167
L43
L44
7
B
5
GND
6
A
+5V-A
22pF
C190
2
J7
B3
J3
3
J2
2
J2
9
J7
8
J7
14
J4
B2
J3
B1
J3
2
J8
3
J8
12
J4
16
J4
L30
475
R65
475
R207
2 J6
470pF
C169
470pF
C185
22pF
C188
CR11
24V
6 J2
L26
475
R62
17 J5
1 J5
L31
R67
3320
10.0K
R68
10.0K
R10
R186
100
L27
0.1
C88
R80
3320
R81
100
1000
R126
0.1
C60
0.1
C76
R69
1000
1000
R70
R79
100
1000
R82
R83
1000
0.1
C66
0.1
C68
1000
R71
R74
4750
1000
R75
R132
10K
R133
10K
0.1
C64
1000
R72
1000
R73
R124
10K
R125
10K
R153
10K
R156
10K
C5
0.1
R6
100
10
9
8
U1:C
C3
0.1
C6
0.1
R4
100
R7
100
4
5
6
U1:B
1
2
3
U1:A
4750
R40
470pF
C164
22pF
C168
+5V-A
10
GND
TLC1543IDW
U5
470pF
C181
0.0
R182
470pF
C179 L83
A9
J3
4
5
6
1
3
1
1
1
T2
CR13
24V
L88
475
R206
18
J4
R64
100
ANALOG
OUT A
# DIGITAL IN 1 -
N/A (GND)
N/A (CPLD OUT 1)
# XMTR SHUTBACK -
CR9
24V
CR19
24V
1 J7
0.0
R90
0.0
R128
470pF
C176
L79
475
R193
475
R194
L80
A7 J3
19 J5
15 J5
470pF
C53
11 J5
8 J5
3 J5
470pF
C156
475
R175
7 J5
5 J5
CR21
24V
B5 J3
L82
R199
0.0
10.0K
R200
+5V-A
L81
+3.3V
+5V-A
L65
R177
0.0
22pF
C14
Y1
14.7456MHz
+3.3V
10.0K
R13
25 GPIO4/DSRA
10.0K
R14
3320
R29
3320
R32
13 SCL^SCLK
11
A1^SI
2
3
1
U12:A
10
A0^CS
27
GPIO6/CDA
1000
R47
R49
100
+3.3V
23
TXB
3320
R39
3320
R38
+3.3V
2
CTSA
3
TXA
22
VSS
10.0K
R164
17
RTSB
5
C2-
10
T2IN
15
GND
3
C1-
1
C1+
4
C2+
11 T1IN
16
VCC
14
T1OUT
R34
3320
2
V+
3
DE
4 DI
LTC1480IS8
U22
FAN ENABLE
R43
100
R50
100
CR14
24V
L75
475
R185
22pF
C19
470pF
C20
470pF
C79
22pF
C81
L8
0.1
C171
56.2
R189
56.2
R190
475
R191
22pF
C29
L14
22pF
C17
L5
L91
1
J2
CR12
24V
8
J2
CR7
24V
L13
L64
L6
L92
4
J5
470pF
C186
22pF
C187
+5V-A
10.0K
R56
R57
3320
0.1
C73
1000
R77
R78
1000
R154
10K
R155
10K
C4
0.1
R5
100
13
12
11
U1:D
475
R202
4
5
6
1
3
1
1
1
T1
CR24
24V
CR20
24V
R198
0.0
0.1
C27
12
11
13
U12:D
3320
R36
3320
R37
IRF9540NSPBF
Q11
22.1K
R157
3320
R195
470pF
C80
22pF
C83
CR18
24V
475
R192
CR8
24V
CR10
24V
100pF
C157
S2190020 SHEET 1 OF 2 V2
ANALOG
AES/EBU
(SC1) (DAC)
ANALOG OUT
L72
22pF
C184
# ADC CS -
(CPLD OUT 4)
15 CS
MOSI
17
ADDRESS
12
A10
EXCTR_PA_CURR_SAMPLE
9
A8
SPARE ADC
8
A7
+5V-B
7
A6
+15V
4 A3
EXCTR_PREAMP_V
3 A2
LVPS-B
2
A1
LVPS-A
N/A (GND)
# EXCITER B
CONTROL SELECT -
# XMTR PA
+3.3V
4750
R11
22pF
C177
ANALOG OUT (SC1)
(CPLD IN 4)
MISO ADC/SPI UART
470pF
C13
0.1
C32
0.1
C30
1
2
U4:A
+3.3V
470pF
C189
LCD RX (TTL)
LCD TX (RS232)
GND (SC1)
RX (SC1)
# DIGITAL OUT (SC1) -
# LED 2B (GREEN) +
# LED 2A (RED) +
# SPI UART IRQ -
RS485 -
RS485 +
EXCTR FAN V -
EXCTR FAN V +
EXCTR FAN TACH
# XMTR INT
(CPLD I/O 1)
Q6
MMBT4401LT1
22pF
C182
22pF
C180
+5V-A
+5V-A
OUT (SRC)
10.0K
R41
22pF
C166
18
I/O_CLK
EXCTR_PRE_AMP_CURR_SAMPLE
0.1
C69
1.0
C86
10.0K
R84
4
VIN
1
GND1
2
GND2
6
VOUT
U13
LT1790BIS6-4.096
5
6
4
U12:B
14
REF+
11
A9
FAN_VOLTS
+5V-A
0.1
C67
5
A4
6
A5
1 A0
VOLTS ENABLE -
18pF
C23
4750
R12
22pF
C178
# INTERLOCK (SC1) -
A3 J3
9
8
10
U12:C
(CPLD I/O 2)
22pF
C52
10.0K
R63
22pF
C155
470pF
C12
13
12
U4:F
11
10
U4:E
0.1
C36
CR16
24V
10.0K
R35
CR15
24V
CR17
24V
SC16IS752IPW
U2
470pF
C28
475
R33
470pF
C18
475
R17
475
R209
TX (SC1)
(CPLD IN 2)
FAN_VOLTS
(CPLD IN 1)
(CPLD IN 3)
# XMTR SH
Q5
MMBT4401LT1
0.1
C31
0.1
C33
3
4
U4:B
0.01
C149
1.0
C160
2.0
R158
RT4
2920L075/60
(DSP OUT)
# XMTR PA VOLTS
(CPLD OUT 3)
INTERLOCK (SC1) +
# EXCITER B CONTROL
Q1
MMBT4401LT1
INTERLOCK (SC1) -
Q2
MMBT4401LT1
Summary of Contents for NV3.5LT
Page 2: ......
Page 4: ......
Page 8: ...NV5LT NV3 5LT TROUBLESHOOTING MANUAL PAGE 4 VIII VERSION 3 3 2016 03 10 ...
Page 294: ...VERSION 3 3 2016 03 10 SD 32 Figure SD 32 NAFP109B Output Power Probe and Sample PWBs ...
Page 307: ...VERSION 3 3 2016 03 10 MD 8 Figure MD 8 NAPA31C Power Amplifier PWB Q1 ...
Page 322: ...NV5LT NV3 5LT TROUBLESHOOTING MANUAL LIST OF TERMS PAGE 4 6 2 VERSION 3 3 2016 03 10 ...
Page 323: ......