Seagate ST19101N/W/WC/WD/DC manual Drive Active indicator, Drive Active LED indicator connections

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50	Cheetah 9 Installation Guide, Rev. B

All drives

Drive Active indicator

The drive Active LED indicator connections are shown below.

Jumper Plug	J2
(enlarged to
show detail)
		Pin 1	J6
		End	J6
	J6	Pin 1
	J6
Reserved
Activity LED
Reserved			CATH
The shaded pins are shipped			CATH
The shaded pins are shipped
with a cover installed. Do not
install jumpers on these pins.
Retain the cover unless you
install a 20-pin plug.

Note: On some LEDs the flat side of indicator is cathode.

Figure 17. Drive Active LED indicator connections

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Contents ST19101N/W/WC/WD/DC Contents Preface Electrostatic discharge protection Important safety information and precautions Cheetah 9 Installation Guide, Rev. B Wichtige Sicherheitshinweise Cheetah 9 Installation Guide, Rev. B Page Electromagnetic susceptibility Regulatory agency complianceElectromagnetic compliance Electromagnetic compliance for the European Union Australian C-TickOnline services Seagate.comSeagate CompuServe forum FAX services SeaFAXDirect-support services Seagate technical supportCustomer service centers Manufacturer’s representativesGeneral description Drive characteristics Additional drive characteristics DC power requirements Amps ST19101 WC models WD, DC models +12V +5V Voltage regulation ± 5%Dimensions of the drive Drive models General informationScsi ID jumpers Drive termination Terminator power Circuits and data path widthsCable characteristics for single-ended circuits Pin I/O connection to drive Multiple drive connection to host adapter Multiple-drive connection to host adapter Scsi I/O Providing adequate cooling Kühlung des Systems Suggested air flow Abbildung 4. Empfohlener LuftstromverlaufMounting the drive and connecting cables Installation des Laufwerkes und Anschluß der KabelPage Pin Power Pin GleichstromHinweis Cheetah 9 Installation Guide, Rev. B Mounting configuration dimensions Formatting the drive Quick reference desktop system notesSetting the Scsi ID jumpers Setting the Scsi ID on model N drivesTerminating the drive Terminating the driveSetting terminator power jumpers Other applicable jumper options Additional jumper optionsWD drives Model W and WD drive alternate ID select and LED connection Terminating the drive W model shown Drive Front Other option jumpers are available as illustrated below WC/DC drives Applicable jumper options Jumper optionsDrive Active indicator Drive Active LED indicator connectionsPage Page