Fluke 732a - Page 42

732A
Table
4-3;
Internal
Measurements*
PCB
TEST
POINTS
CORRECT
VOLTAGE
READING
CORRECTIVE
ACTION
A3
TP3,
TP4
^OV dc
AC
line
voltage,
Rectifier,
Power
Transformer
A3
TP6,
TP4
32V
dc
Pre-Regulator
A3
TP2,
TP1
^1V
dc
Battery
Charger^*
A3
TPS,
TP1
33.0V
dc
Battery
Charger**
A4
TP1.
TP3
32V dc
Pre-Regulator,
Motherboard
A4
TP1, TP2
^^18.5V
dc
Regulator
Front
Panel
10V,
COM
10.00000V dc
Oven,
Reference
Supply
Front
Panel
IV, COM
1.000000V dc
Output
Divider***
Front
Panel
1.018V,
COM
1.018000V
dc
Output
Divider***
Rear
Panel
EXT. PWR.
>24V dc
Battery
•Voltage
measurements
taken
with
Multimeter A,
except for
those
marked
with
***
in
corrective
action
column.
••Conditions:
battery
installed,
BATTERY OPR
switch
ON.
‘•^Calibration
of 10V
output affects
calibration
of
this
output.
4-18