T
able
7-1.
A50
P
o
w
er
Supplies
Supply
Connector
Pin
GND
Connector
Pin
Range
+5
VD
A50J3
Pin
1,
2,
and
3
A50J3
Pin
4,
5,
and
6
+4.6
V
to
+5.7
V
-18
V
A50J2
Pin
1
A50J2
Pin
3
and
4
-14.0
V
to
-27.0
V
+18
V
A50J2
Pin
2
A50J2
Pin
3
and
4
14.0
V
to
27.0
V
+7.8
V
A50J2
Pin
5
A50J2
Pin
3
and
4
7.0
V
to
9.0
V
-7.8
V
A50J2
Pin
6
A50J2
Pin
3
and
4
-6.0
V
to
-12.0
V
+24
V
A50J2
Pin
8
A50J2
Pin
10
22.0
V
to
27.0
V
If
an
y
of
the
p o
w
er
supply
v
oltages
are
out
of
the
limits,
replace
the
A50
DC-DC
Con
v
erter.
If
all
A50
p o
w
er
supply
v
oltages
are
go
o d,
the
A50
pre-regulator
is
v
eried.
7-14
P
o
w
er
Supply
Troubleshooting
Summary of Contents for 4395A
Page 10: ......
Page 26: ......
Page 34: ......
Page 77: ...Figure 2 17 B R Magnitude Ratio Phase Dynamic Accuracy Test Setup 2 Performance Tests 2 43 ...
Page 167: ...Figure 5 1 Adjustment Hardware Setup Adjustments 5 5 ...
Page 186: ...Figure 5 13 Receiver Gain Adjustment Location 5 24 Adjustments ...
Page 190: ...Figure 5 16 Receiver Flatness Adjustment Setup 1 MHz 5 28 Adjustments ...
Page 194: ...Figure 5 20 DC Bias Adjustment Setup 2 5 32 Adjustments ...
Page 196: ...Figure 6 1 Troubleshooting Organization 6 2 Troubleshooting ...
Page 206: ...Figure 7 1 Power Supply Lines Simplified Block Diagram 7 2 Power Supply Troubleshooting ...
Page 212: ...Figure 7 5 A1 CPU Connector Locations 7 8 Power Supply Troubleshooting ...
Page 220: ...Figure 8 1 Digital Control Group Simplified Block Diagram 8 2 Digital Control Troubleshooting ...
Page 240: ...Figure 10 1 Top View Major Assemblies 10 4 Replaceable Parts ...
Page 292: ...Table A 2 Manual Changes by Firmware Version Version Make Manual Changes A 2 Manual Changes ...
Page 308: ......
Page 311: ...Figure B 1 Power Cable Supplied Power Requirement B 3 ...
Page 312: ......
Page 342: ......