HP LH4r HP Netserver Service Handbook, Volume 1 - Low End - Page 92
Rear View
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Rear View Low-Profile Drives 0 1 2 3 8 9101112131415 Half-Height Drives 0 1 3 8 10 11 13 14 Channel 1 Channel 2 Power Supplies Power Switch Management Board Ultra2 SCSI Host Connector 2 Ultra2 SCSI Host Connector 1 Power Switch The power switch controls AC power to the HP Rack Storage/12. The switch is located behind a hinged cover to prevent accidental power off. NOTE 5 VDC standby power is supplied to the HP Rack Storage/12 even when the power switch is set OFF. To remove standby power, disconnect both power supplies from their AC sources. RS/12 SCSI Card 68-pin Connector Status LED Status LED The Status LED indicates the current operating status of the RS/12 SCSI Card.: • Green: Normal operation. • Flashing Yellow: Firmware revision mismatch between the two installed RS/12 SCSI cards. • Flashing Red: Hardware fault on the RS/12 SCSI card. 86