Product Manual
Page 9
... Figure 15. Figure 3. Figure 4a. Figure 10. Figure 12. Figure 16. Figure 18. 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 ...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 ...
... Figure 15. Figure 3. Figure 4a. Figure 10. Figure 12. Figure 16. Figure 18. 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 ...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 ...
Product Manual
Page 15
...of this requires special facilities. Refer to eliminate the possibility of Seagate SCSI drives. This drive also operates at the factory. The drive automatically goes to the heads and discs that results from movement ...Barracuda 9 drives combine magnetoresistive (MR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and a SCSI-3 (Fast-20) interface to the drive and the head load process begins. This transfer rate will occur only if your warranty. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC...
...of this requires special facilities. Refer to eliminate the possibility of Seagate SCSI drives. This drive also operates at the factory. The drive automatically goes to the heads and discs that results from movement ...Barracuda 9 drives combine magnetoresistive (MR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and a SCSI-3 (Fast-20) interface to the drive and the head load process begins. This transfer rate will occur only if your warranty. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC...
Product Manual
Page 35
Barracuda 9 Product Manual, Rev. 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. Location of PCB components listed in Table 3
Barracuda 9 Product Manual, Rev. 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. Location of PCB components listed in Table 3
Product Manual
Page 36
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. Location of PCB components listed in Table 3 26 ST19171N Drives 1 4 Barracuda 9 Product Manual, Rev.
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. Location of PCB components listed in Table 3 26 ST19171N Drives 1 4 Barracuda 9 Product Manual, Rev.
Product Manual
Page 48
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 the cover unless you install a 20-pin plug. ST19171WC/DC Delay 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. C Drive Front Jumper Plug (enlarged to show detail) Pin...
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 the cover unless you install a 20-pin plug. ST19171WC/DC Delay 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. C Drive Front Jumper Plug (enlarged to show detail) Pin...
Product Manual
Page 67
...Closed-end (for ST19171WC and ST19171DC models Use a non-shielded 80-conductor connector consisting of two rows of 25 male pins with this connector. The drive device connector is ... carrying conductors on cable ends or in the sections following. 9.6.4.1 Mating connectors for ST19171W and ST19171WD models Use a non-shielded 68-conductor cable connector consisting of two rows...adjacent contacts 0.050 inch (1.27 mm) apart. Barracuda 9 Product Manual, Rev. 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 ...
...Closed-end (for ST19171WC and ST19171DC models Use a non-shielded 80-conductor connector consisting of two rows of 25 male pins with this connector. The drive device connector is ... carrying conductors on cable ends or in the sections following. 9.6.4.1 Mating connectors for ST19171W and ST19171WD models Use a non-shielded 68-conductor cable connector consisting of two rows...adjacent contacts 0.050 inch (1.27 mm) apart. Barracuda 9 Product Manual, Rev. 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 ...
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
.... minimum = Vss - 0.5 V. maximum = Vdd +0.5V. Differential I/O drives are required. Single-ended transmitters and receivers Notes. [1] Part of the total... Flat Cable Pair Line Receiver TP [4] Receiver 110 [1] Ohm [5] [3] [2] [2] Figure 20. Barracuda 9 Product Manual, Rev. ST19171WD models use single-ended interface signals. Vih (high-level input voltage...ST19171WC and ST19171DC models use an ANSI SCSI single-ended receiver with 330 ohms to +5V and 330 ohms to plug directly into a back panel or plane. C 69 9.7 Electrical description ST19171N and ST19171W...
.... minimum = Vss - 0.5 V. maximum = Vdd +0.5V. Differential I/O drives are required. Single-ended transmitters and receivers Notes. [1] Part of the total... Flat Cable Pair Line Receiver TP [4] Receiver 110 [1] Ohm [5] [3] [2] [2] Figure 20. Barracuda 9 Product Manual, Rev. ST19171WD models use single-ended interface signals. Vih (high-level input voltage...ST19171WC and ST19171DC models use an ANSI SCSI single-ended receiver with 330 ohms to +5V and 330 ohms to plug directly into a back panel or plane. C 69 9.7 Electrical description ST19171N and ST19171W...
Product Manual
Page 82
...active circuits contained in an LSI module that is permanently mounted on the PCB. ST19171WC and ST19171DC drives SCA connector drives do not have internal terminators available. Drive supplies power to terminator power. Terminate both ends of the following characteristics: 8-bit...on the chain. Drive accepts terminator power through SCSI bus pins: ST19171N Pin 26 ST19171W Pins 17, 18, 51, and 52 2. Note. 72 Barracuda 9 Product Manual, Rev. C 9.8 Terminator requirements ST19171N and ST19171W drives Internal disc drive I /O Barracuda drives do not have the...
...active circuits contained in an LSI module that is permanently mounted on the PCB. ST19171WC and ST19171DC drives SCA connector drives do not have internal terminators available. Drive supplies power to terminator power. Terminate both ends of the following characteristics: 8-bit...on the chain. Drive accepts terminator power through SCSI bus pins: ST19171N Pin 26 ST19171W Pins 17, 18, 51, and 52 2. Note. 72 Barracuda 9 Product Manual, Rev. C 9.8 Terminator requirements ST19171N and ST19171W drives Internal disc drive I /O Barracuda drives do not have the...
Product Manual
Page 89
... 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... parameters 47 mode select command 45 mode sense command 45, 47, 49 modify data pointer SCSI message 43 motor start option 11 mounting 6, 28, 42 Barracuda 9 Product Manual, Rev.
... 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... parameters 47 mode select command 45 mode sense command 45, 47, 49 modify data pointer SCSI message 43 motor start option 11 mounting 6, 28, 42 Barracuda 9 Product Manual, Rev.