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Parts Removal/Replacement
Humphrey Field Analyzer II - i
Confidential and Proprietary
Field Service Guide
3 - 40
52235C1105
3.29 Brightness Detector (PCB) Replacement
1)
Remove the front cover (3.2).
2)
Rotate the turret to expose two screws securing the Brightness Detector PCB to
the detector assembly (Figure 3-8).
Caution —
Do Not loosen or remove the screws that secure the detector
housing to the turret. If you do, it will be necessary to perform the
detector alignment procedure.
3)
Disconnect the detector from its flex cable.
4)
Remove the two screws exposed in step 2 (see Figure 3-8).
Caution —
Once the Brightness Detector PCB is removed in the next
step, use care to not invert the detector housing, otherwise the small optics
may fall out.
5)
Remove the Brightness Detector PCB.
FIGURE 3-8. Brightness Detector Removal
Summary of Contents for humphrey HFA II-i series
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Page 424: ...Page 4 FA2i 013A PROPRIETARY and CONFIDENTIAL...
Page 502: ...FA2i 041 Page 3 Figure 2 Press rectangle in Top Left corner...
Page 516: ...Page 2 FA2i 046 Figure 1 Glass Film Wedge Detectors P N 67417 Note Spacing Washer Placement...
Page 517: ...FA2i 046 Page 3 Figure 2 Y Motor Turret Detector P N 67418 Note Spacing Washer Placement...