Zeiss humphrey HFA II-i series Manuals

Manuals and User Guides for Zeiss humphrey HFA II-i series. We have 1 Zeiss humphrey HFA II-i series manual available for free PDF download: Field Service Manual

Zeiss humphrey HFA II-i series Field Service Manual (521 pages)

Field Analyzer

Brand: Zeiss | Category: Measuring Instruments | Size: 10.5 MB

Table of Contents
5
About this Field Service Guide
15
General Information
15
Conventions
16
About Service Bulletins
16
HFA II - I Service Strategy
17
Two-Level Service Strategy
17
Three Steps to Completing an HFA II - I Service Call
17
HFA II - I Field Service Paperwork Requirements
18
Configuration Parameters
20
Precautions
20
Internal Layout
22
Special Topics
22
The Touch Screen
22
Gaze Tracking
23
Head Tracking / Auto Pupil / Vertex Monitoring
26
HFA II - I Light Intensity Fundamentals
27
Comparing HFA II and the HFA II - I
27
Peripherals
32
Specifications
34
Section 2 - PM and System Checkout
37
System Checkout Checklist
39
Preventive Maintenance Procedure
44
Section 3 - Parts Removal/Replacement
47
General Instructions
50
Front Cover Assembly Removal
57
Rear Cover Assembly Removal
58
Operator Panel Assembly Removal
59
Drive Housing Assembly Removal
61
Cpu/Backplane Enclosure Removal
63
CPU and Backplane Removal
64
Motor Drive PCB Removal
65
Separation of the CPU from the Backplane
66
Power Supply Removal
67
CRT PCB Removal
68
CRT Removal
69
Touch Screen Removal
71
CCD Camera Removal
72
Fixation Interconnect PCB Removal
72
Central Fixation Led/Beamsplitter Removal
73
Projection Assembly Removal
74
Projection Interconnect PCB Removal
76
Film Wedge/Motor Removal
76
Glass Wedge/Motor Removal
77
Color Wheel / Aperture Wheel Removal
78
Carriage Motor Removal
79
Shutter Removal
80
Shutter Motor Removal
81
Carriage Motor Belt Removal
81
Horizontal (X-Axis) Turret Motor Removal
82
Horizontal (X-Axis) Turret Motor Belt Removal
83
Vertical (Y-Axis) Turret Belt/Motor Removal
85
Brightness Detector (PCB) Replacement
86
Lower Turret Removal
87
Turret Cable Assembly Removal
88
Chinrest/Headrest Switch Assembly Removal
88
Chinrest Y-Axis Belt/Motor Removal
89
Patient Support Horizontal (X-Axis) Belt/Motor Removal
90
Chinrest Vertical Slide and Lead Screw Removal
93
Chinrest Horizontal Slide Removal
94
Trial Lens Holder Assembly Removal
95
Top Fan Removal
96
Bowl IR LED Assembly Removal
97
Blue-Yellow Module / Bowl Plug Removal
98
Bowl Removal
98
Reflex Gaze LED Removal
100
Bowl Lamp Assembly Removal
100
IR Bowl Plug Removal/Installation
101
Quarter-Turn Fastener Replacement
102
Section 4 - Adjustment / Calibration
103
Introduction
105
Related Procedures
107
HFA II - I Calibration and Service Guidelines
107
Calibration / Diagnostics Access
108
Show Dialog
108
System Log
108
Database
108
Video Test Pattern
108
Calibration
109
Verification
109
Values)
109
Intensity / Spot Ratio
109
Verification (Obtaining before and after Light Intensity Calibration Values)
109
Exerciser
113
QA Tests
114
Mechanical
114
Projector
114
Shutter
115
Aperture
116
Color
117
Right / Left Home
118
Offset
118
Focus
118
Detector
119
Target
120
Intensity
122
Projector
122
White
122
Blue
123
Bowl
125
White
125
Yellow
126
Wedge
127
Blue Correction
128
Print Cal Values
132
Miscellaneous
132
Camera
132
Camera Position / Size
132
Gaze Position / Size
135
Camera Intensity
136
Adjustments
138
Patient Support Horizontal Leadscrew Adjustment
138
Belt Tension
139
Edge Detector
139
Touch Screen
139
CRT Adjustments
140
Trial Lens Holder
144
Camera Focus
147
IR LED Alignments
148
Section 5 - Troubleshooting
151
Introduction
153
General Guidelines for Assembly Level Troubleshooting
153
A Guide to HFA II - I Service Diagnostic Aids
157
Software Module Identifiers
158
HFA II - I Motor Exerciser and QA Test Points
159
Printrex Printer Self Tests and Error Handling
161
Printer Self Test
161
Printrex Printer Errors and Error Handling
161
Power-On Self Tests
163
Motor Driver Board Startup
163
Startup State Errors
165
Hexadecimal Error Codes
171
Common Error Messages/Solutions
173
Introduction
193
Parts Orders - U.S. Domestic Service Operations
193
Parts Orders - International Service Operations
193
Returning Instruments / Defective Parts
194
Equipment Return Authorization
194
Packing the Instrument for Shipment
194
Returning Defective Parts
194
Recommended Spares
195
Level I Parts Lists
196
Accessories/Supplies/Consumables
196
Software
198
Peripherals
198
Illustrated Parts Breakdown
199
Shipping Materials and Repack Instructions
200
Miscellaneous-1
204
Miscellaneous–2
206
Miscellaneous-2
209
Patient Support Assembly
210
Chinrest / Trial Lens Holder Assembly
212
Projection Assembly
214
Projector Assembly
216
Projection Turret Assembly
218
Bowl Assembly
220
Operator Panel Assembly
224
B/Y Lamp Assembly
226
Drive Mounting Assemblies
228
CPU Backplane Enclosure
230
Power Table / Printer Assemblies
234
Appendices
241
Appendix A. Tools, Test Equipment and Service Supplies
245
List of Tools, Test Equipment and Service Supplies
245
Tools, Test Equipment and Service Supplies
245
The Special Tools - What They Are / What They Do
247
Soligor Light Meter Setup
247
Soligor Mount Adaptor
247
Bowl Shroud
247
Trial Lens Alignment Adaptor
247
Fake Eye
249
Tool Stand Assembly
249
Mirror Tool
249
CRT Overlay
249
Spot Positioning Cross Fixture
249
A.2.5 Fake Eye
249
Brightness Detector Alignment Target
250
Projection Mount
251
Operator Panel Extension/Support
252
Hard Drive LED Assembly
253
Service Key
253
Diagnostic Support Tool
253
Loopback Tool
254
Static Protection Kit
254
Communications Terminals
254
A.2.19 How to Set up the P-Factor Diskette
255
Appendix B. the Interface Ports
257
General Information
257
The Interface Ports
257
Interface Hardware and Pin Assignments
259
Appendix C. Data Transfers
261
Serial Transfer Modes
261
Data Transfers
261
Installing the Serial I or the Serial II Transfer Disk
262
HFA I to HFA II - I Serial Data Transfer
263
HFA II to HFA II - I Serial Data Transfer
265
HFA II - I to HFA II - I Serial Data Transfer
267
HFA II - I to Ensemble© Serial Data Transfer
269
HFA II - I to Third Party Programs Serial Data Transfer
271
Appendix D. Approved Parallel Laser Jet Printers
273
Appendix E. Instrument/Bios Configuration
275
Instrument Configuration
275
BIOS Configuration
277
E.2 BIOS Configuration
277
Appendix F. Operating System
281
Appendix G. P Initializing the Cal/Config Data
283
P Setting Serial Number
283
P Setting the Software Options
283
Initializing the Cal/Config Data
285
Setting Serial Number
285
Setting the Model/Hardware Options
286
Setting the Software Options
288
Appendix H. Calibration Printouts
289
Cal / Wedge Printout
289
Automated Light Intensity Printouts
296
Appendix I. Service Forms
301
Appendix J. System Screens and Logs
311
Boot Screen
311
Unit Configuration Screen
311
System Log
314
J.3 System Log
314
Appendix K. Data Loss Recovery
315
Data Loss Prevention Tips
315
Database Structure
315
The Five "Rs" of Database Recovery
316
Database Structure
316
K.2 Database Structure
316
Database Utilities
317
Rebuild Hard Disk Database
317
K.4 Database Utilities
317
Rebuild Floppy Database
318
Delete Hard Disk Database
318
Delete Temporary Database
318
Reconstruct Database
318
Secondary Database Utilities
318
Floppy Diskette - Troubleshooting Dialogue
319
Hard Disk Drive - Troubleshooting Dialogue
320
Magnetic Optical Disks
321
Appendix L. Initializing the Hard Disk
323
Appendix M. Loading Application Software
327
Appendix N. Special Software Options
331
Appendix O. Upgrades
333
Appendix P. Cable Diagrams
335
Appendix Q. Cleaning Optics
337
Appendix R. Optional Software Installation
339

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Zeiss humphrey HFA II-i series Manuals

Zeiss humphrey HFA II-i series Field Service Manual (521 pages)

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