Agilent Technologies 6634B

Troubleshooting - 3
33
Continued from
sheet 7
CV
_
Pro
g
@
R401
-4.7V
?
Check W7, A2
Interface Board
No
VMon,
U315B-7
~0V
?
Yes
Check Volta
g
e Monito
r
A
m
p
lifier, U315B,
circuit
No
Check Volta
g
e Control,
Circuit U315
A
Yes
Figure 3-1 Sheet 9 No Output Voltage (continued)