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MICROPOLIS 4221, 4221AV
Interface: | SCSI-2 Fast |
Size: | 3.5 in. third height |
View: | Bottom |
DRIVE SELECTION | |||
---|---|---|---|
Drive Number | ID0 | ID1 | ID2 |
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open | open | open |
1 | closed | open | open |
2 | open | closed | open |
3 | closed | closed | open |
4 | open | open | closed |
5 | closed | open | closed |
6 | open | closed | closed |
7 | closed | closed | closed |
Note: only one set of ID jumpers should be used at any time. |
CONNECTIONS | |
---|---|
Purpose | Location |
External LED connector | LED1 |
USER CONFIGURABLE SETTINGS | ||
---|---|---|
Function | Location | Setting |
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LED2 | open |
Front LED enabled | LED2 | closed |
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MS & SS | closed |
Spindle sync termination enabled | MS & SS | open |
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PTY | open |
SCSI parity check disabled | PTY | closed |
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RN1 & RN2 | installed |
Drive is not sole drive or at end of chain | RN1 & RN2 | not installed |
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WP | open |
Write protect enabled | WP | closed |
SPINDLE MOTOR CONFIGURATION | ||
---|---|---|
Function | SP0 | SP1 |
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open | open |
Spindle motor starts on command only | closed | open |
Spindle motor delay by 12sec. xSCSI ID | open | closed |
TERMINATION POWER SETTINGS | |||
---|---|---|---|
Setting | W1 | W2 | W3 |
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closed | open | N/A |
TERMPWR supplied by SCSI interface pin 26 | open | closed | N/A |
TRMPWR supplied by drive to bus pin 26 | N/A | N/A | closed |
MICROPOLIS 4525A (VER. 1), 4540A (VER. 1), 4550A (VER. 1)
Device Type | Hard Drive |
Interface | EIDE |
Size | 3.5 in. third height |
View | Bottom |
DRIVE CONFIGURATION | |||
---|---|---|---|
Setting | JP1/C | JP1/D | JP1/E |
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open | closed | open |
Drive is master in two drive system | closed | closed | open |
Drive is slave in two drive system | open | open | open |
Master/Slave determined by Cable Select | open | open | closed |
MISCELLANEOUS TECHNICAL NOTES |
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Function of J1B, JP1/A, and JP1/B is unidentified. |
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