Interface Connectors; Cd-Rom Drives With J3277A, J3278A - HP J3278B - SureStore CD-ROM Server/Tower 7 NAS Server User Manual

C-2 Technical Specifications

Interface Connectors

RJ-45: 10Base-T and 100Base-TX, with twisted-pair
Network
cabling
SCSI-2, direct plug-in for HP CD-ROM drive module or
CD-ROM Drive
HP C2998A Mounting Hardware for Non-HP Drives
50-pin high density SCSI-2, with latch and thumb
For J3278A:
screw cable attachment
External SCSI

CD-ROM Drives with J3277A, J3278A

Data Transfer Rate
Sustained
Burst
Random Access
Speed
Data Buffer
Eject
Disc Loading
Tray Loading
Rear Panel
Power Supply
Interface Connector
Termination
Jumper Switches
Dimensions
Weight
HP 20X CD-ROM Drive HP 32X CD-ROM Drive
Partial CAV
1.8 MByte/s (12X speed)
3.0 MByte/s (20X speed)
10 MByte/s (synch)
5.0 MByte/s (asynch)
95 ms
512 KByte (256 blocks)
Auto Eject; Manual Emergency Eject
Automatic
50,000 load cycles
+5 Vdc at average 0.5A
(peak 0.8A)
+12 Vdc at average 0.7A
(peak 2.2A)
Fast SCSI Bus, 50-pin header-type connection to
tower through HP module carrier only
Jumper switch.
Termination disabled by default in tower.
SCSI ID configured by the position of the HP
CD-ROM drive in the tower
(upper=ID#0, lower=ID#6)
Parity=On by default
162.00 mm x 41.65 mm x 250.00 mm with carrier
1.2 kg with carrier
Full CAV
2.082MByte/s (12X speed)
4.828MByte/s (32X speed)
10 MByte/s (synch)
5.0 MByte/s (asynch)
85 ms
30,000 load cycles
+5 Vdc at average 320A
+12 Vdc at average 215A