TM 11-6625-3081-23
2-17. OPERATOR INSTRUCTION MESSAGES (cont)
2-17
(17) PHOTODETECTOR VOLTAGE = #.###
(IN TOLERANCE) - VERIFICATION IN 8 SEC.
(18) PHOTODETECTOR (LAMP = 1)
VOLTAGE = #.### INPUT VOLTAGE = #.##.
A.
B.
C.
D.
E.
F.
G.
H.
LEAVE SPOTMETER (24) IN FIXTURE
(25).
MOVE FIXTURE (& SPOTMETER) TO SHADING
(CENTER ) PORT (26).
SET SPOTMETER SENSITIVITY AND X1OO
ATTENUATOR KNOB (27) TO VIEW.
FOCUS SPOTMETER ON SURFACE AROUND
RECTANGULAR RED LIGHT.
0BSERVE SPOT THROUGH SPOTMETER
VIEWFINDER (28).
POSITION SPOTMETER
SO SPOT IS INSIDE THE RECTANGULAR RED
LIGHT.
SET SPOTMETER SHUTTER AND X1OO
ATTENUATOR KNOB (27) TO CLOSE.
SET SPOTMETER SENSITIVITY
MULTIPLIER (29) TO 0.
SET SPOTMETER FOCUS TO INFINITY
(SCREW LENS CLOSEST TO METER BODY).
(21) READ SPOTMETER DISPLAY AND ENTER
VALUE:
Enter the value.
If value is between O
and 24, it is within the required range
and will pass.
Change 9
2-142.35