![background image](http://html1.mh-extra.com/html/zeiss/humphrey-hfa-ii-i-series/humphrey-hfa-ii-i-series_field-service-manual_3332218068.webp)
Parts Removal/Replacement
Humphrey Field Analyzer II - i
Confidential and Proprietary
Field Service Guide
3 - 22
52235C1105
3.11 CRT PCB Removal
1)
Remove the operator panel assembly (3.4).
2)
Carefully discharge the CRT high voltage to ground and disconnect the high voltage
lead from the CRT.
3)
Disconnect:
P
the yoke connector from the CRT PCB.
P
the connector on the end of the CRT neck.
4)
Release and remove the CRT PCB from its four plastic standoffs.
Replacement Notes:
P
The CRT anode lead must be routed over the top of the CRT neck. If the lead passes
under the neck of the CRT, it lays next to the bowl and the electrostatic field around
the lead will attract dust to the inside of the bowl.
Follow-up Checks/Adjustments:
See Table 3-1.
Summary of Contents for humphrey HFA II-i series
Page 4: ......
Page 179: ......
Page 235: ......
Page 236: ......
Page 237: ......
Page 238: ......
Page 239: ......
Page 240: ......
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...