Technical data
A3 FRONT PANEL INTERFACE
USB
HUB
DISPLAY
CONTROL
ICRO CONTROLLER
SPEAKER
INVERTER
A2
DISPLAY
TOUCHSCREEN
& CONTROLLER
A1
KEYPAD
RPG
USB
BOARD
M
REAR PANEL
INTERCONNECTS
N5230C PNA-L Overall Block Diagram
4-Port, 300 kHz to 13.5 GHz and 20 GHz
Options 140 and 240
Service Guide: N5230-90024
FRONT PANEL
INTERCONNECTS
EXT REF IN
10 MHz
W26
10 MHz
HIGH STAB
OCXO
100 MHz
A10 FREQUENCY REFERENCE
215
211
10 MHz
J2
n5230cblk_140_240
2 January 2008
DC BIAS 1
A16 TEST SET
MOTHERBOARD
DC BIAS 2
PORT 1
BIAS
INPUT
PORT 2
BIAS
INPUT
200 Hz
RI
L
ALC
ALC
1.5 GHz
B4-17
J106
J101
B0-3
2.4 GHz
3.2 GHz
750 MHz
2
A7 FRACTIONAL-N SYNTHESIZER
414
417415
413 412
1.5 - 3.125 GHz
VCO
2250 MHz
VCO
418
Level
Adjust
B5-17
B4
416
LOCAL
LOCAL
LOCAL
LOCAL
DIGITAL BUS
DIGITAL BUS
DIGITAL BUS
DIGITAL BUS
POWER
POWER
POWER
POWER
BUS
BUS
BUS
BUS
5 MHz REF
J105
FRAC-N
LOGIC
11
2
W1
W2
W3
W6
SLOPE COMP
615
616
618
612
717
TEMP COMP
LOG AMP
R
J204
J206
MASS
TO A19, A20
Bx = ACTIVE SOURCE BAND
SERIAL TEST BUS NODES
LOCAL DIGITAL BUS
POWER BUS
HIGH DENSITY DATA BUS
MIXED POWER AND CONTROL SIGNALS
611
516
517
518
718
-15V REF
+9V REF
+15V REF
POWER DAC
PRELEVEL DAC
TEST SET IO
INTERFACE
AUX OI
INTERFACE
HANDLER O
INTERFACE
I
TEST SET OI
AUX OI
TRIGGER OUT
TRIGGER OUT
TRIGGER IN
HANDLER OI
LOCAL
DIGITAL BUS
POWER
BUS
411
+5V REF
617
716
714
OFFSET
712
BREAKPOINT 2
711
BREAKPOINT 1
817
DRIVE
814
818
+10V REF
DET VOLTAGE OUT
812
813
+1.78V BIAS REF
PHASE LOCK IF DET
811
816
-10V REF
+5V REF
715
815
+10V REF
-1.25V BIAS REF
DAC
W21
W22
W23
W24
W25
20.0 MHz
FROM
FROM
A16
A16
A20 MIXER BRICK (QuintBrick)
ADC
ADC
ADC
ADC
ADC
PCI
BRIDGE
15 MHz
15 MHz
15 MHz
15 MHz
15 MHz
A5 SIGNAL PROCESSING
ADC MODULE (SPAM)
J1
A
A
A
B
B
B
J4
J5
J3
J6
C
C
C
D
R
D
R
D
R
J2
RAM
DSP
X8
DDITHER
NOISE
USB
RS-232
PARALLEL
GPIB
VGA
LAN
LOCAL DIGITAL BUS
MAIN
CPU
EEPROM
ROM RAM
VIDEO RAM
A41 HARD
DISK DRIVE
PCI BUS
PCI BUS
VIDEO PROCESSOR
A15 CPU
A14 SYSTEM MOTHERBOARD
TO A6, A7, A8, A9, A16
USB
INTERFACE
RS-232 PORT
INTERFACE
PARALLEL PORT
INTERFACE
GPIB PORT
INTERFACE
VGA
INTERFACE
10/100 BASE-T
ETHERNET
EXT REF OUT
10 MHz
W27
J3
10 MHz
5 MHz
5 MHz
REF
J12
J11
J10
2
5 MHz
B0-3
ƒ
POWER BUS
FRAC-N
LOGIC
RI
L
ALC
ALC
1.5 GHz
B4-17
J106
J101
B0-3
2.4 GHz
3.2 GHz
750 MHz
2
A9 FRACTIONAL-N SYNTHESIZER
414
417415
413 412
1.5 - 3.125 GHz
VCO
2250 MHz
VCO
418
Level
Adjust
B5-17
B4
416
5 MHz REF J105
FRAC-N
LOGIC
33
W4
W5
411
+5V REF
B0-3
FRAC-N
LOGIC
I
L
R
20.0 MHz
I
L
R
20.0 MHz
7.66 MHz*
7.66 MHz*
7.66 MHz*
7.66 MHz*
7.66 MHz*
I
L
R
20.0 MHz
20.0 MHz
I
I
L
L
R
R
10
44
A22
TEST PORT
TEST PORT
COUPLER
COUPLER
PORT 4
PORT 2
A23
A24
A21
TEST PORT
TEST PORT
COUPLER
COUPLER
PORT 3
PORT 1
B12
B13-15
B16, 17
B0-11
B12-17
A19
20 (MASSQuad)
MULTIPLIER/AMPLIFIER/
SWITCH/SPLITTER
16.67 - 20.00 GHz
10.50 - 12.50 GHz
X2
12.50 - 16.67 GHz
W15
W13
W16
W14
55
50
50
50
50
50
A16 TEST SET MOTHERBOARD
W28
W29
W30
J5
N/C
J4
N/C
P. LOCK
REF
2nd LO HB
W13
W14
W15
W16
W12
W7
W11
W10
W9
W8
W12
J23
R
J26
W31
W32
B0-3
B4-17
B8,11,12
5.25 - 6.25 GHz
B0-5
3.125 - 4.167 GHz
B0-5
B6-17
B7,10,16,17
X2
1.5 GHz
A8 MULTIPLIER
4.167 - 5.25 GHz
X2
6.25 - 8.33 GHz
8.33 - 10.5 GHz
B6,9,13-15
J100
J101
B6-8,12
B0-8,12
B9-11,13-17
B9,13-15
B10,11,16,17
B0-3
B4-17
B8,11,15,16
5.25 - 6.25 GHz
B0-5
3.125 - 4.167 GHz
B0-5
B6-17
B7,10,13,14
X2
1.5 GHz
A6 MULTIPLIER
4.167 - 5.25 GHz
X2
6.25 - 8.33 GHz
8.33 - 10.5 GHz
B6,9,12,17
B9,17
B9-11,17
B10,11
J100
J101
B6-8,12-16
B0-8,12-16
POWER
DAC
111 5
111 3
1111
111 4
GND
+5V REF
111 7
POWER
DAC
1215
1213
1211
1214
GND
+5V REF
1217
* With spur avoidance OFF.
With spur avoidance ON, for
frequencies below 40 MHz, the
IF frequency is set to various
values between 1 and 12 MHz
to avoid generating spurs.
It is recommended that troubleshooting
be done with spur avoidance OFF to
ensure a fixed IF frequency.
S1
USB x 2
A4
POWER
SUPPLY
LINE IN
USB
INTERFACE
USB x 4
* Applies to 13.5 GHz analyzers only.
** Applies to 20 GHz analyzers only.
Band
Mixer
Brick
L.O.
Harmonic
Number
(N)
A7 Frac-N
Synthesizer
Frequency
(GHz)
A6
Multiplier
Frequency
(GHz)
A9/A13 Frac-N
Synthesizer
Frequency
(GHz)
A8/A12
Multiplier
Frequency
(GHz)
A19/A18
MASS
Frequency
(GHz)
0 1 0.008 to 0.009 0.008 to 0.009 .0003 to 0.001 .0003 to 0.001 .0003 to 0.001
1 1 0.009 to 0.018 0.009 to 0.018 0.001 to 0.010 0.001 to 0.010 0.001 to 0.010
2 1 0.018 to 0.048 0.018 to 0.048 0.010 to 0.040 0.010 to 0.040 0.010 to 0.040
3 1 0.048 to 0.756 0.048 to 0.756 0.040 to 0.748 0.040 to 0.748 0.040 to 0.748
4 1 0.756 to 1.508 0.756 to 1.508 0.748 to 1.500 0.748 to 1.500 0.748 to 1.500
5 1 1.508 to 3.133 1.508 to 3.133 1.500 to 3.125 1.500 to 3.125 1.500 to 3.125
6 1 1.566 to 2.087 3.133 to 4.174 1.563 to 2.083 3.125 to 4.167 3.125 to 4.167
7 1 2.087 to 2.629 4.174 to 5.258 2.083 to 2.625 4.167 to 5.250 4.167 to 5.250
8 1 2.629 to 3.129 5.258 to 6.258 2.625 to 3.125 5.250 to 6.250 5.250 to 6.250
9 1 1.564 to 2.085 6.258 to 8.341 1.563 to 2.083 6.250 to 8.333 6.250 to 8.333
10 1 2.085 to 2.452 8.341 to 9.808 2.083 to 2.450 8.333 to 9.800 8.333 to 9.800
11 1 2.452 to 2.627 9.808 to 10.508 2.450 to 2.625 9.800 to 10.500 9.800 to 10.500
12 3 1.751 to 2.085 3.503 to 4.169 2.625 to 3.125 5.250 to 6.250 10.500 to 12.500
13* 3 2.085 to 2.251 4.169 to 4.503 1.563 to 1.687 6.250 to 6.750 12.500 to 13.500
13** 3 2.085 to 2.501 4.169 to 5.003 1.563 to 1.875 6.250 to 7.500 12.500 to 15.000
14** 3 2.501 to 2.626 5.003 to 5.253 1.875 to 1.969 7.500 to 7.875 15.000 to 15.750
15** 3 2.626 to 2.779 5.253 to 5.558 1.969 to 2.083 7.875 to 8.333 15.750 to 16.667
16** 3 2.779 to 3.126 5.558 to 6.253 2.083 to 2.344 8.333 to 9.375 16.667 to 18.750
17** 3 1.563 to 1.667 6.253 to 6.669 2.344 to 2.500 9.375 to 10.000 18.750 to 20.000
33
11
22
44
55