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