Advanced Instruments 4C3 - Page 102

80
The Advanced
®
Model 4C3 User’s Guide
Abrupt loss
of power
(no display)
(continued)
4. Measure the AC volt-
age supplied at the
power outlet used
for this instrument.
Compare the measured
voltage with the nom-
inal voltage indicated
beside the two match-
ing arrowheads on the
voltage selector/fuse
holder (see figure 7).
Place the key switch in
the supervisor position
before attempting to
use CALIB, TEST, or
SETUP.
Check the key switch
postion.
“Supervisor
Key Needed;
Press STOP”
or “Supervisor
Key Needed”
“Fluid
Required”
Add heat transfer fluid
(see Chapter 1, Section
G). If the error message
persists, see Chapter 5,
Section C for further assis-
tance.
No response
when the
START or
TEST button
is pressed.
Switch the instrument
off, then on.
If the problem persists,
see Chapter 5, Section C
for further assistance.
Switch the instrument
off, then on.
If the error message
persists, see Chapter 5,
Section C for further
assistance.
Symptom
Check
Suggested Action