User manual SEAGATE ATLAS II DATASHEET
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Manual abstract: user guide SEAGATE ATLAS IIDATASHEET
Detailed instructions for use are in the User's Guide.
[. . . ] Atlas II
50-pin Jumper Settings
Jumper Settings
Jumper Settings The following describes the jumper options and settings available on the Maxtor® AtlasTM II disk drive. [. . . ] The second option jumper block is used to set the Atlas II termination options. This jumper block is found on the printed circuit board at the rear of the drive and is near the SCSI cable connector.
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Atlas II
Jumper Settings
28-Pin Secondary Option Connector
Pin
Signal
Pin
Signal
1 3 5 7 9 11 13 15 17 19
A0 A1 A2 Fault LED Busy LED +5VDC out Delay Spin Stagger Spin Write Protect Spindle Sync
2 4 6 8 10 12 14 16 18 20
logic_gnd logic_gnd logic_gnd key (blank) Spindle Sync unused logic_gnd logic_gnd logic_gnd logic_gn
The drawing above displays the jumper block physical location and pin definitions.
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Atlas II
SCSI ID Settings
Jumper Settings
The following table identifies the various SCSI ID values and the jumper positions required to set them.
Drive ID ID 0 ID 1 ID 2 ID 3 ID 4 ID 5 ID 6 ID 7
A0 OFF ON OFF ON OFF ON OFF ON
A1 OFF OFF ON ON OFF OFF ON ON
A2 OFF OFF OFF OFF ON ON ON ON
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Atlas II
68-pin Jumper Settings
Jumper Settings
Jumper Settings
The following describes the jumper options and settings available on the Maxtor® AtlasTM II disk drive. Maxtor Atlas II was developed by Quantum Corporation prior to its merger with Maxtor.
Termination Enable (TE) Enable termination Disable termination Note: Termination enable available on SE version only. Termination Power (TP) Enable termination power Disable termination power
TE jumper on TE jumper off
TP jumper on TP jumper off
SCSI ID (A3, A2, A1, A0) Set drive SCSI ID Delay Spin (DS) Enable spin delay Disable spin delay SP jumper off SP jumper on See ID settings table below
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Atlas II
Stagger Spin Enable spin stagger Disable spin stagger Write Protect Enable Write Protection Disable Write Protection WP jumper on WP jumper off
Jumper Settings
SS jumper on SS jumper off
Jumper Locations
The Atlas II wide disk drive has two locations where user configurable jumpers are found. The primary jumper block (Front option connector J3) for the Atlas II wide is found on the front edge of the disk drive printed circuit board. Using these jumper pins you can establish the various drive configuration options. [. . . ] The termination power option setting is located on the front edge of the printed circuit board and is adjacent to the J3 connector.
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Atlas II
Jumper Settings
Pin
Signal
Pin
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32
Signal
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31
A3 A2 A1 A0 Key (blank) Delay Spin Logic ground Spindle Sync Busy Led Write Protect Stagger Spin Enable Narrow Mode Disable Sync Negotiation Disable SCSI Parity Disable Unit Attention Customize
logic_gnd logic_gnd logic_gnd logic_gnd Fault LED logic_gnd Enable Active Termination Spindle Sync +5VDC out logic_gnd logic_gnd logic_gnd logic_gnd logic_gnd logic_gnd logic_gnd
Pin
Signal
Pin
Signal
1 3 5 7 9 11
A0 A1 A2 A3 Enable Termination +5VDC out
2 4 6 8 10 12
Fault LED logic_gnd logic_gnd Busy LED logic_gnd (reserved)
Note: Enable Termination setting is not supported on the following differential drives: Atlas II 2. 2GB WD Atlas II 4. 5GB WD
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Atlas II
Jumper Settings
Atlas II 9. 1GB WD SCSI ID SettingsThe following table identifies the various SCSI ID values and the jumper positions required to set them.
Drive ID
A0
A1
A2
A3
ID 0 ID 1 ID 2 ID 3 ID 4 ID 5 ID 6 ID 7 ID 8 ID 9 ID 10 ID 11 ID 12 ID 13 ID 14 ID 15
OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON
OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON
OFF OFF OFF OFF ON ON ON ON OFF OFF OFF OFF ON ON ON ON
OFF OFF OFF OFF OFF OFF OFF OFF ON ON ON ON ON ON ON ON
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