Seagate ST318418N Product Manual
Seagate ST318418N - Barracuda 18.4 GB Hard Drive Manual
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Seagate ST318418N manual content summary:
- Seagate ST318418N | Product Manual - Page 1
Barracuda 36ES2 Family: ST336918N ST336938LW ST318418N ST318438LW Product Manual, Volume 1 - Seagate ST318418N | Product Manual - Page 2
- Seagate ST318418N | Product Manual - Page 3
Barracuda 36ES2 Family: ST336918N ST336938LW ST318418N ST318438LW Product Manual, Volume 1 - Seagate ST318418N | Product Manual - Page 4
LLC. Barracuda, SeaFAX, SeaFONE, SeaBOARD, and SeaTDD are either registered trademarks or trademarks of Seagate Technology LLC. Other product names are registered trademarks or trademarks of their owners. Seagate reserves the right to change, without notice, product offerings or specifications. No - Seagate ST318418N | Product Manual - Page 5
and 46. Notice. Product Manual 100182971 is Volume 1 of a two-volume document with the SCSI interface information in the SCSI Interface Product Manual, Volume 2, part number 75789509. If you need the SCSI interface information, order the SCSI Interface Product Manual, Volume 2, part number 75789509 - Seagate ST318418N | Product Manual - Page 6
- Seagate ST318418N | Product Manual - Page 7
Service life 14 5.2.4 Service philosophy 14 5.2.5 Service tools 14 5.2.6 Hot plugging Barracuda 36ES2 disc drives 15 5.2.7 S.M.A.R.T 15 5.2.8 Drive Self Test (DST 16 5.2.8.1 DST Failure Definition 17 5.2.8.2 Implementation 17 5.2.9 Product warranty 18 6.0 Physical/electrical specifications - Seagate ST318418N | Product Manual - Page 8
-ended drivers/receivers for LW models 70 9.7.1.3 Low voltage differential I/O circuits 71 9.7.1.4 General cable characteristics 71 9.8 Terminator requirements 72 9.9 Terminator power 72 9.10 Disc drive SCSI timing 73 9.11 Drive activity LED 74 10.0 Seagate Technology support services 75 - Seagate ST318418N | Product Manual - Page 9
for LW models 36 J6 jumper header for N model 37 J5 jumper header (on LW models only 38 J2 option select header (for LW models 39 J2 option select header (for N models 39 Air flow (suggested 42 N model drive physical interface (50-pin SCSI I/O connector 58 LW model drive physical interface - Seagate ST318418N | Product Manual - Page 10
- Seagate ST318418N | Product Manual - Page 11
Scope This manual describes Seagate Technology® LLC Barracuda® 36ES2 disc drives. Barracuda 36ES2 drives support the Small Computer System Interface (SCSI) as described in the ANSI SCSI interface specifications to the extent described in this manual. The SCSI Interface Product Manual, part number - Seagate ST318418N | Product Manual - Page 12
2 Barracuda 36ES2 Product Manual, Rev. B - Seagate ST318418N | Product Manual - Page 13
sections of this Manual and the Seagate SCSI Interface Product Manual, part number 75789509. The Barracuda 36ES2 disc drive is a UL recognized component per UL1950, CSA certified to CSA C22.2 No. 950-95, and VDE certified to VDE 0805 and EN60950. 2.1.1 Electromagnetic compatibility The drive, as - Seagate ST318418N | Product Manual - Page 14
Compatibility (EMC) Framework requirements of the Taiwanese Bureau of Standards, Metrology, and Inspection (BSMI). 2.3 Reference documents Barracuda 36ES2 Installation Guide Seagate P/N 100182976 Safety and Regulatory Agency Specifications Seagate P/N 75789512 SCSI Interface Product Manual - Seagate ST318418N | Product Manual - Page 15
discs. The drive supports the Small Computer System Interface (SCSI) as described in the ANSI SCSI interface specifications to the extent described in this manual (Volume 1), which defines the product performance characteristics of the Barracuda 36ES2 family of drives, and the SCSI Interface Product - Seagate ST318418N | Product Manual - Page 16
36ES2 Product Manual, Rev. B 3.1 Standard features The Barracuda 36ES2 family has the following standard features: • Integrated Ultra160 SCSI controller • Multimode SCSI drivers and receivers-single-ended (SE) and low voltage differential (LVD) • 16 bit I/O data bus on LW models. 8 bit I/O data - Seagate ST318418N | Product Manual - Page 17
installed accessories OEM Standard drives are shipped with the Barracuda 36ES2 Installation Guide, part number 100182976, and the Safety and Regulatory Agency Specifications, part number 75789512, unless otherwise specified. The factory also ships with the drive a small bag of jumper plugs used for - Seagate ST318418N | Product Manual - Page 18
all models of the Barracuda 36ES2 family unless otherwise specified. Refer to Section 9.10 and to the SCSI Interface Product Manual, controller overhead (without disconnect) [1] [3] Drive level Read 8.5 0.6 14.9 Write msec 9.3 1.0 15.6 18 Gbyte Model Average-Typical [2] 7.1 7.7 Single Track - Seagate ST318418N | Product Manual - Page 19
Ultra2 SCSI 5.0 to 40 Mbytes/sec 5.0 to 80 Mbytes/sec Ultra160 SCSI 5.0 to 80 Mbytes/sec 5.0 to 160 Mbytes/ drive to stop the spindle (see SCSI Interface Product Manual, part number 75789509). There is no power control switch on the drive. 4.4 Prefetch/multi-segmented cache control The drive - Seagate ST318418N | Product Manual - Page 20
number specification. The new segment size is set up by the drive, and if the STRICT bit in Mode page 00h (byte 2, bit 1) is set to one, the drive responds as it does for any attempt to change unchangeable parameters (see SCSI Interface Product Manual, part number 75789509). The drive supports - Seagate ST318418N | Product Manual - Page 21
Barracuda 36ES2 Product Manual, Rev. B 11 that was written there at the beginning of the operation. However, the drive does not overwrite data that has not yet been written to the medium. If write caching is enabled (WCE=1), then the drive show Mode default settings for the drives. 4.5.2 Prefetch - Seagate ST318418N | Product Manual - Page 22
12 Barracuda 36ES2 Product Manual, Rev. B - Seagate ST318418N | Product Manual - Page 23
. 5.1 Error rates The error rates stated in this specification assume the following: • The drive is operated per this specification using DC power as defined in this manual (see Section 6.2). • The drive has been formatted with the SCSI Format command. • Errors caused by media defects or - Seagate ST318418N | Product Manual - Page 24
for MTBF calculations. Refer to the SCSI Interface Product Manual, part number 75789509, for Request Sense information. 5.2 Reliability and service You can enhance the reliability of Barracuda 36ES2 disc drives by ensuring that the drive receives adequate cooling. Section 6.0 provides temperature - Seagate ST318418N | Product Manual - Page 25
or removal, except on the device being changed Seagate Barracuda 36ES2 disc drives support all four hot plugging cases. Provision shall be specific attributes for degradation over time but cannot predict instantaneous drive failures. Each attribute has been selected to monitor a specific set - Seagate ST318418N | Product Manual - Page 26
Barracuda 36ES2 Product Manual, Rev. B The process of measuring off-line attributes and saving data can be forced by the RTZ command. Forcing S.M.A.R.T. will reset the timer so that the next scheduled interrupt will be two hours. The drive rates of error is to set thresholds for the number of - Seagate ST318418N | Product Manual - Page 27
. If the drive fails the test, remove it from service and return it to Seagate for service. 5.2.8.1 DST Failure Definition The drive will present ) in bytes 1, bits 5, 6, and 7. Refer to the SCSI Interface Product Manual, part number 75789509, for additional information about invoking DST. 5.2.8.2.3 - Seagate ST318418N | Product Manual - Page 28
new parameter block will be initialized as follows: 1. The Function Code field is set to the same value as sent in the DST command 2. The Self-Test Results Value field is set to Fh 3. The drive nonconformance to the applicable specifications will be repaired or replaced, at Seagate's option and at no - Seagate ST318418N | Product Manual - Page 29
an air-ride carrier experienced in handling computer equipment. Product repair and return information Seagate customer service centers are the only facilities authorized to service Seagate drives. Seagate does not sanction any third-party repair facilities. Any unauthorized repair or tampering with - Seagate ST318418N | Product Manual - Page 30
20 Barracuda 36ES2 Product Manual, Rev. B - Seagate ST318418N | Product Manual - Page 31
Manual, Rev. B 21 6.0 Physical/electrical specifications This section provides information relating to the physical and electrical characteristics of the Barracuda 36ES2 drive. 6.1 AC power requirements None. 6.2 DC power requirements The voltage and current requirements for a single drive - Seagate ST318418N | Product Manual - Page 32
Barracuda 36ES2 Product Manual, Rev. B 6.2.1 Conducted noise immunity Noise is specified as a periodic and random distribution of frequencies covering a band from DC to 10 MHz. Maximum allowed noise values given below are peak to peak measurements and apply at the drive target ID (SCSI ID) enable - Seagate ST318418N | Product Manual - Page 33
Barracuda 36ES2 Product Manual, Rev. B 23 +5 Volt Current during spindle start - Typical Amperes 1.5 Amps 1.0 Nominal (average) DC curve 0.5 AC Envelope 0.0 T0 T1 T2 T3 T4 T5 0.0 4 8 12 16 20 24 28 32 Seconds Figure 3. Typical ST336938/ST336918/ST318438/ST318418 drive +5 V - Seagate ST318418N | Product Manual - Page 34
24 Barracuda 36ES2 Product Manual, Rev. B 6.3 Power dissipation ST336938/ST318438 The drives typical power dissipation under idle following I/O rate curve (see Figure 4). Locate the typical I/O rate for a drive in your system on the horizontal axis and read the corresponding +5 volt current, - Seagate ST318418N | Product Manual - Page 35
Barracuda 36ES2 Product Manual, Rev. B 25 ST336918/ST318418 The drives typical power dissipation under idle conditions is 8.0 watts (27.3 BTUs per hour). To obtain operating power for typical random read operations, refer to the following - Seagate ST318418N | Product Manual - Page 36
26 Barracuda 36ES2 Product Manual, Rev. B 6.4 Environmental limits Temperature and humidity values experienced by the drive must be such that condensation does not occur on any drive part. Altitude and atmospheric pressure specifications are referenced to a standard day at 58.7°F (14.8°C). - Seagate ST318418N | Product Manual - Page 37
may be applied in the X, Y, or Z axis. c. Packaged Disc drives shipped as loose load (not palletized) general freight will be packaged to withstand drops from heights as defined in the table below. For additional details refer to Seagate specifications 30190-001 (under 100 lbs/45 kg) or 30191-001 - Seagate ST318418N | Product Manual - Page 38
28 Barracuda 36ES2 Product Manual, Rev. B Z Y X X Z Y Figure 7. Recommended mounting - Seagate ST318418N | Product Manual - Page 39
Barracuda 36ES2 Product Manual, Rev. B 29 6.4.4.2 Vibration a. Operating-Normal The drive as installed for normal to ISO 7779 specification. There will not be any discrete tones more than 10 dB above the masking noise on typical drives when measured according to Seagate specification 30553-001. - Seagate ST318418N | Product Manual - Page 40
30 Barracuda 36ES2 Product Manual, Rev. B 6.5 Mechanical specifications The following nominal holes are 6-32 UNC 2B, three on each side and four on the bottom. Max screw penetration into side of drive is 0.15 in. (3.81 mm). Max screw tightening torque is 6.0 in-lb (3.32 nm) with minimum full - Seagate ST318418N | Product Manual - Page 41
Barracuda 36ES2 Product Manual, Rev. B 31 S T -Z- [1] H A -ZU -X- P F [1] L B C -Z- J Notes: [1] Mounting holes are 6-32 UNC 2B, three on each side and four on the bottom. Max screw penetration into side of drive is 0.15 in. (3.81 mm). Max screw tightening torque is 6.0 in-lb (3.32 nm) with - Seagate ST318418N | Product Manual - Page 42
32 Barracuda 36ES2 Product Manual, Rev. B - Seagate ST318418N | Product Manual - Page 43
Barracuda 36ES2 Product Manual, Rev. B 33 7.0 Defect and error management The drive, as delivered, complies with this specification. The read SCSI Interface Product Manual, which describes the Mode Select/Mode Sense Error Recovery parameters. The error recovery scheme supported by the drive - Seagate ST318418N | Product Manual - Page 44
error rate which may exceed the value given in this product manual. A setting of zero (0) will result in the drive not performing error recovery. For example, suppose the Read/Write Recovery page has the RC bit set to 0, read retry count set to 4, and the recovery time limit field (Mode Sense page - Seagate ST318418N | Product Manual - Page 45
jumpers are changed after power has been applied, recycle the drive power to make the new settings effective. • Installation instructions are provided by host system documentation or with any additionally purchased drive installation software. If necessary see Section 10 for Seagate support services - Seagate ST318418N | Product Manual - Page 46
36 Barracuda 36ES2 Product Manual, Rev. B Drive Front Jumper Plug (enlarged to show detail) J6 [1] [5] Pin 1 Reserved LR E D E S A3 A2 A1A0 SCSI ID = 0 (default) SCSI ID = 1 SCSI ID = 2 SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6 SCSI ID = 7 [2] SCSI ID = 8 SCSI ID = 9 SCSI - Seagate ST318418N | Product Manual - Page 47
Barracuda 36ES2 Product Manual, Rev. B 37 Drive Front Jumper Plug (enlarged to show detail) J6 [1][5] Pin 1 SCSI ID = 0 L RR Reserved E D E S E S A2 A1 A0 (default) SCSI ID = 1 SCSI ID = 2 SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6 SCSI ID = 7 [4] Host Alternate Usage Plug - Seagate ST318418N | Product Manual - Page 48
38 Barracuda 36ES2 Product Manual, Rev. B Drive HDA (rear view, PCB facing downward) Pin 1 +5V Ground J5 Pin 1 [1] [2] 4P 3P 2P 1P [2] J1-DC Power 68 Pin SCSI I/O Connector J1 SCSI ID = 0 SCSI ID = 1 SCSI ID = 2 (default) PCB SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6 SCSI ID - Seagate ST318418N | Product Manual - Page 49
Figure 13. J2 option select header (for LW models) J2 Pin 1 RT T [1] Jumper Positions T D MW P E P P ESEPDS2 1 Terminator Enable Delay Motor Start Enable Motor Start Write Protect Parity Disable Term. Power from Drive Term. Power to SCSI Bus [3] *Additional notes on these functions in - Seagate ST318418N | Product Manual - Page 50
40 Barracuda 36ES2 Product Manual, Rev. B 8.1.1 Notes for Figures 14 through 18 [1] Notes explaining the functions of the various jumpers on jumper header connectors J2, J5, and J6 are given here and in Section 8.1.2. The term "default" means as standard OEM units are configured with a jumper on - Seagate ST318418N | Product Manual - Page 51
parity checking to host. Default is PD jumper not installed. TP1 (Applies only to the LW and N models) Off No terminator power is connected to SCSI bus I/O cable [1]. No jumpers on is factory default. On Drive supplies power to SCSI bus I/O cable [1]. A jumper on the TP1 position may be needed - Seagate ST318418N | Product Manual - Page 52
42 Barracuda 36ES2 Product Manual, Rev. B 8.1.3 Drive orientation The balanced rotary arm actuator design of the drive allows it to be mounted in any orientation. All drive performance characterization, however, has been done with the drive in horizontal (discs level) and vertical (drive on its - Seagate ST318418N | Product Manual - Page 53
known force (F) is applied to the fourth point. Note. Before mounting the drive in any kind of 3.5-inch to 5.25-inch adapter frame, verify with Seagate Technology that the drive can meet the shock and vibration specifications given herein while mounted in such an adapter frame. Adapter frames that - Seagate ST318418N | Product Manual - Page 54
44 Barracuda 36ES2 Product Manual, Rev. B - Seagate ST318418N | Product Manual - Page 55
or in the Seagate SCSI Interface Product Manual, part number 75789509. 9.2 SCSI interface messages supported Table 4 lists the messages supported by the SCSI-2 and SCSI-3 modes of the Barracuda 36ES2 family drives. Table 4: SCSI messages supported by Barracuda 36ES2 family drives Message name - Seagate ST318418N | Product Manual - Page 56
except qas_req and iu_req. 9.3 SCSI interface commands supported Table 5 following lists the SCSI interface commands that are supported by the drive. OEM standard drives are shipped set to operate in Ultra160 mode. Table 5: Commands supported by Barracuda 36ES2 family drives Command name Change - Seagate ST318418N | Product Manual - Page 57
36ES2 Product Manual, Rev. B 47 Table 5: Commands supported by Barracuda 36ES2 family drives (Continued) Command name Write error 55h 1Ah 5Ah 34h 08h 3Ch 25h 37h B7h 28h 3Eh 07h 81h 1Ch 82h 17h 57h 03h 16h 56h Supported by SCSI-2/3 Y Y [2] Y Y Y [2] Y Y Y Y Y Y N Y Y Y Y N Y N Y Y Y Y Y Y Y Y - Seagate ST318418N | Product Manual - Page 58
Table 5: Commands supported by Barracuda 36ES2 family drives (Continued) Command name Rezero unit Search data equal Search data high Search data low Seek Seek extended Send diagnostics Supported diagnostics pages (00h) Translate page (40h) DST (logical unit self-test diagnostics) Set limits Start - Seagate ST318418N | Product Manual - Page 59
B 49 Table 6 lists the Standard Inquiry command data that the drive should return to the initiator per the format given in the SCSI Interface Product Manual, part number 75789509, Inquiry command section. Table 6: Barracuda 36ES2 family drive Standard Inquiry data Bytes Data (HEX) 0-15 16-31 00 - Seagate ST318418N | Product Manual - Page 60
setting the Inquiry command EVPD bit to one. The SCSI Interface Product Manual, part number 75789509, lists the Vital Product Data pages and describes their formats. A separate Inquiry command must be sent to the drive definition Y 6 SAVIMP=0, supported operating definition Y Firmware numbers - Seagate ST318418N | Product Manual - Page 61
Barracuda 36ES2 Product Manual, Rev. B 51 Table 7: Vital product data pages (Continued) Byte Page Jumper settings page C2h 0 Peripheral qualifier/peripheral device type 1 Page code number 2 Reserved 3 Page length 4 SCSI ID, delayed motor start, motor start, write protect, parity - Seagate ST318418N | Product Manual - Page 62
values, Current values and Changeable values. Default values are hard coded in the drive firmware that is stored in flash EPROM nonvolatile memory on the drive PCBA. Default values can be changed only by downloading a complete set of new firmware into the flash EPROM. An initiator can request and - Seagate ST318418N | Product Manual - Page 63
Barracuda 36ES2 Product Manual, Rev. B 53 The following tables list the values of the data bytes returned by the drive in response to the Mode Sense command pages for SCSI-2/SCSI-3 implementation (see the SCSI Interface Product Manual, part number 75789509). Definitions: DEF = Default value. - Seagate ST318418N | Product Manual - Page 64
54 Barracuda 36ES2 Product Manual, Rev. B Table 9: Mode sense data, ST318438 and ST318418 values (SCSI-2/3 implementation) Bytes 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 byte 12, bit 7 (A0) is shown as changeable, the FSW function governed by that bit is not implemented by this drive. - Seagate ST318418N | Product Manual - Page 65
Barracuda 36ES2 Product Manual, Rev. B 55 9.4 SCSI bus conditions and miscellaneous features supported Asynchronous SCSI bus conditions supported by the drive are listed below. These conditions cause the SCSI device to perform certain actions and can alter the SCSI bus phase sequence. Other - Seagate ST318418N | Product Manual - Page 66
56 Supported Y Y Y Y N Y Y Y Y SCA-2 Y Y Y Y Y N N N Y Y Y N N Y Y Y N Y Y Y Y Y N Supported Y Y Y Y Y Y Y Y N Barracuda 36ES2 Product Manual, Rev. B Conditions or feature Parameter rounding Power management, SCSI-3 Queue tagging (up to 64 Que tags supported) Read look ahead crossing cylinder - Seagate ST318418N | Product Manual - Page 67
. 9.5.2 REQ/ACK offset The maximum value supported by the Barracuda 36ES2 family drives for REQ/ACK offset is 63 (3Fh). SCSI operational aspects of Seagate drive interfaces are given in the SCSI Interface Product Manual, part number 75789509. 9.6.1 DC cable and connector N and LW model drives - Seagate ST318418N | Product Manual - Page 68
58 Barracuda 36ES2 Product Manual, Rev. B Pin Power 1P +12V 2P +12V ret 3P + 5V ret 4P + 5V J1 4P 3P 2P 1P Pin 1 J1 Pin 1 DC Power Connector SCSI I/O Connector J6 Figure 16. N model drive physical interface (50-pin SCSI I/O connector) - Seagate ST318418N | Product Manual - Page 69
Barracuda 36ES2 Product Manual, Rev. B 59 J1 Pin 1 Pin Power 1P +12V 2P +12V ret 3P + 5V ret 4P + 5V J5 Pin 1 J1-DC Power 4P 3P 2P 1P PCBA J5 Pin 1 J1 Pin 1 J1-DC Power Pin 1P 68 Pin SCSI I/O Connector J2 J6 Figure 17. LW model drive physical interface (68-pin J1 SCSI I/O - Seagate ST318418N | Product Manual - Page 70
60 Barracuda 36ES2 Product Manual, Rev. B 9.6.2 SCSI interface physical description The drive models described by this product manual support the physical interface requirements of the Ultra160 SCSI Parallel Interface-3 (SPI-3) standards as defined in American National Standard document X3T10/ - Seagate ST318418N | Product Manual - Page 71
36ES2 Product Manual, Rev. B 61 9.6.4 Mating connectors Part numbers for the different type connectors that mate with the various Barracuda 36ES2 I/O connectors are given in the sections following. 9.6.4.1 Mating connectors for N model drives N model drives require a nonshielded cable - Seagate ST318418N | Product Manual - Page 72
62 Barracuda 36ES2 Product Manual, Rev. B 'N' Model Drive [6] [1] 2 through X SCSI devices [4] SCSI ID 7 [5] Pin 1 (check your adapter for Pin 1 location) [1] SCSI ID 1 Host Adapter PCB [3] SCSI ID 0 [2] [1] Closed end type 50-pin connector used. Terminators enabled. [2] Open end type (in- - Seagate ST318418N | Product Manual - Page 73
Barracuda 36ES2 Product Manual, Rev. B 63 9.6.4.2 Mating connectors for LW model drives The nonshielded cable connector shall be a 68 conductor connector 767 (19.48) +.001 .083 dia Ð.002 (2.1) Trifurcated Pins (4 places) Figure 20. Nonshielded 68 pin SCSI device connector used on LW drives - Seagate ST318418N | Product Manual - Page 74
64 Barracuda 36ES2 Product Manual, Rev. B Note. Do not mix drives operating single-ended with drives operating differential on the daisy chain. 'LW' Model Drive [6] [1] 2 through X SCSI devices [4] SCSI ID 7 [5] Pin 1 (check your adapter for Pin 1 location) [1] SCSI ID 1 Host Adapter PCB [3] - Seagate ST318418N | Product Manual - Page 75
Barracuda 36ES2 Product Manual, Rev. B 65 Table 13: "N" model, single-ended I/O, 50 conductor, signal/ -I/O *CAUTION: Connector contact 25 must not be connected to ground at the host end or the drive end of the cable. If the I/O cable should accidently be plugged in upside down, terminator power - Seagate ST318418N | Product Manual - Page 76
66 Barracuda 36ES2 Product Manual, Rev. B Table 14: LW 68-conductor single-ended (SE) P cable signal/pin assignments [11] Note. A minus sign preceding a signal name indicates that signal is active - Seagate ST318418N | Product Manual - Page 77
Barracuda 36ES2 Product Manual, Rev. B Table 15: LW 68-conductor LVD P cable signal/pin assignments [11] Note. A minus sign preceding a signal name indicates that signal is active low. Signal - Seagate ST318418N | Product Manual - Page 78
indicates drive activity for host front panel hard drive activity indicator. [5] Asserted by host to enable Motor Start option (enables starting motor via SCSI bus inch (2.54 mm) centers. 9.7 Electrical description Barracuda 36ES2 LW model drives are multimode devices. That is, their I/O circuits - Seagate ST318418N | Product Manual - Page 79
Barracuda 36ES2 Product Manual, Rev. B 69 Output characteristics Each signal (Vs) driven by LVD interface drivers shall have the following output characteristics when measured at the disc drive when measured at the disk drive connector: Steady state Low terminal and the SCSI device's logic - Seagate ST318418N | Product Manual - Page 80
Notes. [1] Part of active terminator circuits. Non-removable LSI terminators, enabled in the drive (model N only) with jumper plug TE when it is first of last in the daisy-chain. [2] ANSI SCSI compatible circuits. [3] Total interface cable length should not exceed that specified in ANSI Standard T10 - Seagate ST318418N | Product Manual - Page 81
Barracuda 36ES2 Product Manual, Rev. B 71 Table 16: Cable characteristics for single-ended circuits I/O transfer rate - Seagate ST318418N | Product Manual - Page 82
8.1 for illustrations that show how to place jumpers enabling each of the following terminator power configurations: 1. Drive accepts terminator power through SCSI bus pin 26 on N models. 2. Drive supplies power to the SCSI bus. 3. Drive provides terminator power for optional internal terminator - Seagate ST318418N | Product Manual - Page 83
Barracuda 36ES2 Product Manual, Rev. B 9.10 Disc drive SCSI timing Table 17: Disc drive SCSI timing Description Target Select Time (no Arbitration) Target Select Time (with Arbitration) Target Select to Command Target Select to MSG Out Identify MSG to Command - Seagate ST318418N | Product Manual - Page 84
74 Barracuda 36ES2 Product Manual, Rev. B Table 17: Disc drive SCSI timing (Continued) Description Data In Drive. The Drive is capable of setting periods as given in Section 9.5. See also the Synchronous data transfer section and the Extended messages section of the SCSI Interface Product Manual - Seagate ST318418N | Product Manual - Page 85
troubleshooting tips and specifications for disc drives and tape drives 24 hours daily. International callers can reach this service by dialing +1-405-936-1234. SeaFAX® (1-800-SEAGATE) is Seagate's automated FAX delivery system. Using a touch-tone phone, you can obtain technical support information - Seagate ST318418N | Product Manual - Page 86
76 Barracuda 36ES2 Product Manual, Rev. B Customer Service (CSO) Warranty Service Seagate offers worldwide customer support for Seagate drives. Seagate direct OEM, Distribution and System Integrator customers should contact their Seagate service center representative for warranty information. - Seagate ST318418N | Product Manual - Page 87
Barracuda 36ES2 Product Manual, Rev. B 77 Spain Sweden Switzerland Turkey United Kingdom 900-98 31 24 0 207 90 073 0 800-83 84 11 00 800-31 92 91 40 0 800-783 5177 FAX Services-All European Countries Presales/Technical Support/Warranty Service 31-20-653-3513 Africa/Middle East Support Services - Seagate ST318418N | Product Manual - Page 88
78 Barracuda 36ES2 Product Manual, Rev. B - Seagate ST318418N | Product Manual - Page 89
Barracuda 36ES2 Product Manual, Rev. B SCSI documents 4 arbitration priority 62, 64 asynchronous interface transfer rate 74 audible noise 3 Australia/New data 10 Canadian Department of Communications 3 capacities 7 capacity, drive, programmable 7 case temperature 26 CE Marking 3 changeable bit - Seagate ST318418N | Product Manual - Page 90
/reconnect 10 control 10 specification 10 discontinuity (DISC) bit 11 DRA bit 11 drive 29 drive activity 68 drive activity LED 74 drive capacity 8 programmable 7 drive default mode parameter 35 drive failure 14 drive firmware 52 drive ID 35 drive ID select jumper connector 35 drive ID/option select - Seagate ST318418N | Product Manual - Page 91
Barracuda 36ES2 Product Manual, Rev. B 81 host/drive operational interface 13 hot plug 15 humidity 26, 27 I I/O cable 65 identified defect 33 idle condition 24 initiator termination 72 Input characteristics 69 inquiry command 49 inquiry vital product data 50 installation 35 installation guide 4, 7 - Seagate ST318418N | Product Manual - Page 92
SCSI bus cable 35 SCSI bus condition 55 SCSI bus I/O cable 41 SCSI bus ID 68 SCSI bus phase sequence 55 SCSI command 33 SCSI ID 35, 41 SCSI interface 9, 13, 60 SCSI interface cable 60 SCSI interface commands supported 46 SCSI interface connector 57 SCSI interface data 9 SCSI Interface Product Manual - Seagate ST318418N | Product Manual - Page 93
Barracuda 36ES2 Product Manual, Rev. B 83 SCSI Ultra160 interface 5 SCSI-2/SCSI-3 53 SE 68 Seagate support service 35 sector 10 sector drive 72 initiator 72 terminator 70 active 72 terminator circuit 70 terminator enable jumper TE 62, 64, 72 terminator power 41, 65, 70, 72 source selection jumper - Seagate ST318418N | Product Manual - Page 94
84 write error 13 unrecoverable 13 write operation 10 write protect 41 write retry count 33 X X3T10/1143D 72 Z zoned bit recording (ZBR) 6 Barracuda 36ES2 Product Manual, Rev. B - Seagate ST318418N | Product Manual - Page 95
- Seagate ST318418N | Product Manual - Page 96
Seagate Technology LLC. 920 Disc Drive, Scotts Valley, California 95066-4544, USA Publication Number: 100182971, Rev. B, Printed in USA
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Barracuda 36ES2 Family:
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ST336918N
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ST336938LW
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ST318418N
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ST318438LW
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Product Manual, Volume 1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .