Figure 3-16. Output memory 2A14 test point locations.
b. Preliminary Control Settings.
Prior to
(3) On the control interface unit, set the
testing the circuit card, set the equipment controls as
POWER ON/OFF switch to ON and the MODE SELECT
follows.
switch to MODULE TEST ENC Verify that the
Control
Setting
MODE/POWER MODULE TEST ON green indicator
Control interface
lamp is illuminated.
POWER ON/OFF
OFF
NOTE
MODE SELECT
POWER OFF
The MODE/POWER SHORT red indicator lamp
Digital tester
will be illuminated at this time, but will be
POWER
Down (off)
extinguished when the digital tester UUT
UUT POWER
Down (off)
POWER switch is set to the ON position m the
TEST RATE PER SEC
1M
following step.
NUMBER OF TESTS
2M
(4) On the digital tester, set the POWER
DISPLAY
PASS/FAIL
PROBETHRESHOLD
2V
and UUT POWER switches to the on positions (up).
c. Test Procedure Perform the following steps
Verify that the red indicator lamps for these switches are
in the sequence given. Change equipment control
illuminated and the MODE/POWER SHORT lamp is off.
settings only when instructed in the test procedure
(5) On the digital tester, load the program
(1) Verify that cable W3 is connected as
on the A16 program card no. 1 into the digital tester
shown in figure 3-10 and insert the circuit card to be
memory by pressing the PROGRAM ENTER momentary
tested into the MODULE TEST circuit card rack
switch to the down position
connector J1 on the control interface unit.
NOTE
(2) Insert A16 program card no. 1 (SM-A-
The PROGRAM ENTER red indicator lamp
942450-1) into the card reader slot on the digital tester
3-45
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