Kowa AP-7000, Руководство по обслуживанию

Страница: 44 / 58

GG-11008 Edition 1.2
- 43 -
6-3.3.2.2 Stimulus Position check
Check the stimulus position and focus.
Standards Test procedure Tools
Within ±1° at points B to E
Within ±2° at points F to I
No noise from motor
1) Put the stimulus position examination jig to the
dome internal surface, press buttons A to I
sequentially and check that the projected
stimulus is within the allowable circle of the jig.
Also visually check the projected stimulus for
its focus, vignetting and flare.
2) Press Sensor and visually check that the
stimulus is at the sensor position.
3) Check that there is no noise from the motor
when the stimulus is presented.
Stimulus
position
examination
jig
Visual check
Aural check
Stimulus positions (polar displays)
Points r[°] θ [°]
A 4 90
B 20 135
C 20 225
D 20 315
E 20 45
F 40 135
G 40 225
H 40 315
I 40 45
Figure 66 Stimulus Position check