Product Manual
Page 9
Figure 4b. Figure 7. Figure 8. Figure 13. Figure 16. List of Figures Barracuda 9 disc drive (ST19171N drive shown 1 Barracuda 9 family drive 6 Typical Barracuda 9 drive +5 V and +12 V current profile 23 Location of PCB components listed in Table 3 25 Location of PCB ..." models 32 ST19171N option select jumper connectors 36 ST19171W/WD option select jumper connectors 37 ST19171WC/DC option select jumper connectors 38 Suggested air flow 41 Physical interface for "N" model drives 53 Physical interface for "W" and "WD" model drives (68-pin J1 SCSI I/O connector 54 Physical ...
Figure 4b. Figure 7. Figure 8. Figure 13. Figure 16. List of Figures Barracuda 9 disc drive (ST19171N drive shown 1 Barracuda 9 family drive 6 Typical Barracuda 9 drive +5 V and +12 V current profile 23 Location of PCB components listed in Table 3 25 Location of PCB ..." models 32 ST19171N option select jumper connectors 36 ST19171W/WD option select jumper connectors 37 ST19171WC/DC option select jumper connectors 38 Suggested air flow 41 Physical interface for "N" model drives 53 Physical interface for "W" and "WD" model drives (68-pin J1 SCSI I/O connector 54 Physical ...
Product Manual
Page 15
...mechanical transducer adjustments and related reliability concerns. The shipping lock automatically disengages when power is a negotiated transfer rate. Barracuda 9 drives decode track 0 location data from the servo data embedded on 3.5-inch (86 mm) non-removeable discs. ...physical characteristics of Seagate SCSI drives. A high-performance actuator assembly with a low-inertia, balanced, patented, straight-arm design provides excellent performance with non-Fast-20 capable SCSI host adapters. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC ST19171DC I/O ...
...mechanical transducer adjustments and related reliability concerns. The shipping lock automatically disengages when power is a negotiated transfer rate. Barracuda 9 drives decode track 0 location data from the servo data embedded on 3.5-inch (86 mm) non-removeable discs. ...physical characteristics of Seagate SCSI drives. A high-performance actuator assembly with a low-inertia, balanced, patented, straight-arm design provides excellent performance with non-Fast-20 capable SCSI host adapters. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC ST19171DC I/O ...
Product Manual
Page 35
Location of PCB components listed in Table 3 C ST19171N Drives 1 4 25 ST19171DC Drives 1 4 2 DYKX 3 ST19171WD Drives 1 4 2 XYJX 3 ST19171WC Drives 1 4 2 2 3 FYJX ST19171W Drives 1 4 3 HYJX 2 GYJX 3 2.00" HDA Temp. 1.00" Check Point Figure 4a. Barracuda 9 Product Manual, Rev.
Location of PCB components listed in Table 3 C ST19171N Drives 1 4 25 ST19171DC Drives 1 4 2 DYKX 3 ST19171WD Drives 1 4 2 XYJX 3 ST19171WC Drives 1 4 2 2 3 FYJX ST19171W Drives 1 4 3 HYJX 2 GYJX 3 2.00" HDA Temp. 1.00" Check Point Figure 4a. Barracuda 9 Product Manual, Rev.
Product Manual
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C ST19171DC Drives 1 4 2 ABAJ 3 ST19171WD Drives 1 4 2 EBAJ 3 ST19171WC Drives 1 4 2 2 3 CBAJ ST19171W Drives 1 4 3 DBAJ 2 BBAJ 3 2.00" HDA Temp. 1.00" Check Point Figure 4b. 26 ST19171N Drives 1 4 Barracuda 9 Product Manual, Rev. Location of PCB components listed in Table 3
C ST19171DC Drives 1 4 2 ABAJ 3 ST19171WD Drives 1 4 2 EBAJ 3 ST19171WC Drives 1 4 2 2 3 CBAJ ST19171W Drives 1 4 3 DBAJ 2 BBAJ 3 2.00" HDA Temp. 1.00" Check Point Figure 4b. 26 ST19171N Drives 1 4 Barracuda 9 Product Manual, Rev. Location of PCB components listed in Table 3
Product Manual
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... Motor Start Enable Motor Start Write Protect Disable SCSI Parity Reserved J2 Jumper (enlarged to show detail) J6 Drive Front +5V (anode) [6] -Active (cathode) Figure 11. 38 Barracuda 9 Product Manual, Rev. ST19171WC/DC option select jumper connectors Pin 1 J2 Pin 2 R RR R E D MW P E E E SSEPDSS S [5] [5] [3] Pin 1 J2 Do not install jumpers on these pins. Retain...
... Motor Start Enable Motor Start Write Protect Disable SCSI Parity Reserved J2 Jumper (enlarged to show detail) J6 Drive Front +5V (anode) [6] -Active (cathode) Figure 11. 38 Barracuda 9 Product Manual, Rev. ST19171WC/DC option select jumper connectors Pin 1 J2 Pin 2 R RR R E D MW P E E E SSEPDSS S [5] [5] [3] Pin 1 J2 Do not install jumpers on these pins. Retain...
Product Manual
Page 67
...housing [1] See Figure 16. C 57 9.6.4 Mating connectors Part numbers for connectors that mate with the various Barracuda 9 I /O connection using a cable is keyed (see Figure 18). 9.6.4.3 Mating connectors for ST19171N model... I /O connectors are given in the sections following. 9.6.4.1 Mating connectors for ST19171WC and ST19171DC models Use a non-shielded 80-conductor connector consisting of two rows... With Center Key Closed-end (for ST19171W and ST19171WD models Use a non-shielded 68-conductor cable connector consisting of two rows of drives. Mating panel mount connector: 3M-CHE...
...housing [1] See Figure 16. C 57 9.6.4 Mating connectors Part numbers for connectors that mate with the various Barracuda 9 I /O connection using a cable is keyed (see Figure 18). 9.6.4.3 Mating connectors for ST19171N model... I /O connectors are given in the sections following. 9.6.4.1 Mating connectors for ST19171WC and ST19171DC models Use a non-shielded 80-conductor connector consisting of two rows... With Center Key Closed-end (for ST19171W and ST19171WD models Use a non-shielded 68-conductor cable connector consisting of two rows of drives. Mating panel mount connector: 3M-CHE...
Product Manual
Page 76
66 Barracuda 9 Product Manual, Rev. C Table 16: Wide, single connector, single-ended signal/contact assignments for ST19171WC drives Signal name [1] +12 V +12 V +12 V +12 V NC [10] NC [10] -DB11 -DB10 -DB9 -DB8 -I/O -REQ -C/D -SEL -MSG -RST -ACK -BSY -ATN -DBP -DB7 -DB6 -DB5 -...
66 Barracuda 9 Product Manual, Rev. C Table 16: Wide, single connector, single-ended signal/contact assignments for ST19171WC drives Signal name [1] +12 V +12 V +12 V +12 V NC [10] NC [10] -DB11 -DB10 -DB9 -DB8 -I/O -REQ -C/D -SEL -MSG -RST -ACK -BSY -ATN -DBP -DB7 -DB6 -DB5 -...
Product Manual
Page 79
ST19171WC and ST19171DC models use single-ended ...+0.5V. These signals must be configured to "N" and "W" models only. [5] Interface signal levels and logical sense at the drive I /O drives are required. Differential I /O connector for adding terminator sockets on the back panel must be terminated with hysteresis gate or equivalent... level output voltage of these must be provided by jumper plug TP. Barracuda 9 Product Manual, Rev. C 69 9.7 Electrical description ST19171N and ST19171W models use the single connection attachment (SCA) connector. No external cables are...
ST19171WC and ST19171DC models use single-ended ...+0.5V. These signals must be configured to "N" and "W" models only. [5] Interface signal levels and logical sense at the drive I /O drives are required. Differential I /O connector for adding terminator sockets on the back panel must be terminated with hysteresis gate or equivalent... level output voltage of these must be provided by jumper plug TP. Barracuda 9 Product Manual, Rev. C 69 9.7 Electrical description ST19171N and ST19171W models use the single connection attachment (SCA) connector. No external cables are...
Product Manual
Page 82
... ST19171N and ST19171W drives Internal disc drive I /O Barracuda drives do not have internal terminators available. Daisy-chain configurations require you to place jumpers for illustrations that show how to place jumpers enabling each end of active circuits contained in an LSI module that show how to terminate the initiator and drive. ST19171WC and ST19171DC drives These drives cannot furnish...
... ST19171N and ST19171W drives Internal disc drive I /O Barracuda drives do not have internal terminators available. Daisy-chain configurations require you to place jumpers for illustrations that show how to place jumpers enabling each end of active circuits contained in an LSI module that show how to terminate the initiator and drive. ST19171WC and ST19171DC drives These drives cannot furnish...
Product Manual
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Barracuda 9 Product Manual, Rev. C head and disc assembly 5, 6, 41 ground 42 head of queue tag SCSI message 43 high level format 35 host 39 host adapter ... interleave 6, 9 intermediate/condition met/good status 51 79 intermediate/good status 51 internal data rate 9 internal drive characteristics 9 IP bit supported 44 J J1-auxiliary 35 jumper 7, 35, 39 jumper connectors 35 ST19171N 36 ST19171W/WD 37 ST19171WC/DC 38 jumper function description 40 jumper header 39 jumper plug 35 jumper settings page 44...
Barracuda 9 Product Manual, Rev. C head and disc assembly 5, 6, 41 ground 42 head of queue tag SCSI message 43 high level format 35 host 39 host adapter ... interleave 6, 9 intermediate/condition met/good status 51 79 intermediate/good status 51 internal data rate 9 internal drive characteristics 9 IP bit supported 44 J J1-auxiliary 35 jumper 7, 35, 39 jumper connectors 35 ST19171N 36 ST19171W/WD 37 ST19171WC/DC 38 jumper function description 40 jumper header 39 jumper plug 35 jumper settings page 44...