1. DM - COA Housing

2. DM - COA Housing with mirrors and alignment devices installed Alignment cubes Alignment devices Dummy chopper

3. DM - COA with diplexer box installed Diplexer box

4. Chopper DM - FPU final configuration Alignment cubes COA Alignment devices MSA 5 MSA 1 Thermal straps For “4” and “2 K” Calibration Source IF cabling IF2 Box

5. CQM- COA Housing

6. CQM- COA Housing with dummy mirrors and alignment devices Alignment devices Alignment cubes

7. CQM- COA with Diplexer box installed Diplexer box

8. CQM- FPU with diplexer box, IF2-box and straps Alignment devices Alignment cubes IF2 Box Diplexer box Thermal straps For “4” and “2 K”

9. CQM- FPU final configuration Mirrors IF2 Box Alignment devices Alignment cubes Calibration Source Chopper Thermal straps IF cabling 12 Dummy MSA’s 2 MSA’s (band 3)