TB 9-6625-2274-40
17. Power Supply
a. Press TIMING MODE MARKERS pushbutton and adjust UNITS/DIV dial to
display .5 s.
b. Set multimeter for dc volts and autorange. Connect positive lead of multimeter to TI
c. Adjust A5R1004 (fig. 1) for a multimeter indication of +5.15 V dc 0.05 V (R).
d. Remove multimeter connections and connect 20k, 2W, 5% resistor to OUTPUT.
e. Connect multimeter positive lead to A5TP1702 (fig. 1) and negative lead to
A5TP1103 (fig. 1).
f. Position controls as listed in (1) through (5)below:
(1) Press AMPLITUDE MODE AMPL MODE VOLT pushbutton.
pushbutton to highlight +DC.
(2) Press AMPLITUDE MODE FREQ
p
(3) Press AMPLITUDE MODE NUMBER OF DIV (MULTIPLIER)
ushbutton to display X 10 DIV.
(4) Adjust UNITS/DIV dial to display 20 V/D.
(5) Press OUTPUT ON pushbutton on.
g. Adjust A5R1106 (fig. 1) for a multimeter indication of +237 V dc 2 V (R).
h. Press OUTPUT ON pushbutton off. Disconnect resistor from OUTPUT.
i. Adjust UNITS/DlV dial to display 1V/D and press AMPLITUDE MODE
pushbutton to display X 1 DIV.
NUMBER OF DIV (MULTIPLIER)
j.
Connect multimeter positive lead to A5TP1102 (fig. 1).
k. Adjust A5R1104 (fig. 1) for a multimeter indication of +15.00 V dc 02 V (R).
l.
Remove multimeter connections from TI.
m. Set cal/normal switch A9S1061 (fig. 1) to the cal position (down). TI display will
indicate DAC 0.
n. Connect multimeter positive lead to A6TP1304 (fig. 1) and negative lead to
A6TP1400 (fig. 1).
o. Adjust A6Rl325 (fig. 1) for a multimeter indication of -3.9809 V dc .0.0003 V.
p. Press CONTINUE pushbutton. Display will indicate DAC 1.
q. Adjust A6R1324 (fig. 1) for a multimeter indication of -6.7114 V dc 0.001 V.
r. Connect multimeter positive lead A7TP1200 (fig. 1) and negative lead to A7TP1302
s. Adjust A7R1202 (fig. 1) for a multimeter indication of -5.25 V dc 0.05 V.