ATN Mars 2 - Page 6

ii
SECTION III. OPERATIONAL DEFECTS 3-1
3.1. Zeroing Operational Defects 3-2
3.1.1. Shading 3-2
3.1.2. Edge Glow 3-3
3.1.3. Flashing, Flickering, or Intermittent Operation 3-3
3.1.4. Cosmetic Blemishes 3-3
SECTION IV. MAINTENANCE INSTRUCTIONS 4-1
4.1. Preventive Maintenance Checks
and Services (PMCS) 4-2
4.1.1. Purpose of PMCS 4-2
4.1.2. PMCS Procedures 4-2
4.2. Troubleshooting 4-5
4.2.1. General 4-5
4.2.2. Troubleshooting Procedures 4-5
4.3. Maintenance Procedures 4-7
4.3.1. Mars Maintenance 4-7
4.3.2. Cleaning Procedures 4-7
Appendix A. Estimation of Ambient
Illumination Level A-1
Appendix B. Spare Parts List B-1
Appendix C. Tube Maintanance/Replacement C-1
For Technical Information INFO-1