Seagate ST173404LW Product Manual page 9

Cheetah 73 Product Manual, Rev. D
Figure 1. Cheetah 73 family drive (ST173404LW shown). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Figure 2. Cheetah 73 family drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 3. Typical Cheetah 73 family drive +12 V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 4. Typical Cheetah 73 SCSI SE mode +5 V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 5. Typical Cheetah 73 SCSI LVD mode +5 V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 6. DC current and power vs. input/output operations per second (single-ended mode) . . . . . . 24
Figure 7. DC current and power vs. input/output operations per second (LVD mode) . . . . . . . . . . . . . 24
Figure 8. Locations of PCBA components listed in Table 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 9. Recommended mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 10. ST173404LW mounting configuration dimensions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 11. ST173404LC mounting configuration dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 12. J6 jumper header . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 13. J5 jumper header (on LW and LWV models only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 14. J2 option select header . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Figure 15. Air flow (suggested) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 16. ST173404LW drive physical interface (68-pin J1 SCSI I/O connector) . . . . . . . . . . . . . . . . . 52
Figure 17. ST173404LC drive physical interface (80-pin J1 SCSI I/O connector) . . . . . . . . . . . . . . . . . 52
Figure 18. SCSI daisy chain interface cabling for LW/LWV drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Figure 19. Nonshielded 68 pin SCSI device connector used on LW/LWV drives . . . . . . . . . . . . . . . . . . 56
Figure 20. Nonshielded 80 pin SCSI "SCA-2" connector, used on LC/LCV drives . . . . . . . . . . . . . . . . . 57
Figure 21. LVD output signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Figure 22. Typical SE-LVD alternative transmitter receiver circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
List of Figures
vii