Hologic DISCOVERY A

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Discovery QDR Series Technical Manual

5-44

Table 5-7. Internal Computer Assemblies

Table 5-8. Aperture Assembly FRUs (Figure 5-16)

Table 5-9. Front Drum Assembly FRUs (Figure 5-21)

Table 5-10. Drum Bearings (Figure 5-22)

Part Number Description Used On

120-0208 5.2 GB Magneto-Optical Drive All

120-0135 PCI SCSI Interface Board All

120-0116 Hard Drive, 20GB minimum All

120-0017 3.5”, 1.44MB Floppy Drive All

120-0241 CD-R/W Drive All

120-0154 Network Card, PCI Communication Command Board All

140-0124 PCI Communications Controller PCB All

180-0136 SCSI Cable, Internal All

129-0159 MODEM PCI All

Part Number Description Used On

140-0068 Aperture Motor PCB All

180-0267 Cable, Aperture Motor Signal All

255-0032 Aperture Position Belt All

320-0041 Aperture Stepper Motor All

Part Number Description Used On

010-0627 Filter Drum Stepper Motor Assembly All

140-0089 Drum Encoder Assembly All

255-0030 Drum Wheel Belt 150 Teeth (Inboard) All

255-0031 Drum Wheel Belt 130 Teeth (Outboard) All

Part Number Description Used On

250-0045 Drum Inner Bearing All

250-0046 Drum Outer Bearing All

Hologic DISCOVERY A - Page 210