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ÚÚÚ
PROPRIETARY and CONFIDENTIAL
ÚÚÚ
SERVICE
BULLETIN
Instrument:
Humphrey Field Analyzer II-i
No.:
FA2i-046
Subject:
New Edge Detectors for Projection Assembly
Date:
25 Apr 08
Status:
Informational
Pages:
3
General Information
The current edge detector assemblies used with the film and glass wedges and the Y turret motor are
obsolete.
New edge detector assembly part numbers have been created and released. The new edge detector
assemblies are backward compatible on all HFA II-i units.
The new HFA II-i detector assemblies are defined in
Table 1
below.
Edge Detector Usage
Table 1. New Edge Detector Usage
Detector Part
Number
Where Used
P/N 67418
Y Turret assembly
P/N 67417
Film (J) and glass (I) wedge assemblies
Both of the new detector assemblies contain a 0.060 inch thick spacing washer to correctly position the
detector. See
Figure 1
and
Figure 2
for washer placement.
Replacement Procedures
Ensure that you place the spacing washer in the correct position as indicated in
Figure 1
and
Figure 2
during assembly of the detectors.
Note –
Improper spacing washer placement can create motor calibration errors.
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...