Compaq AP550 Compaq Professional Workstation AP550 Maintenance & Service G - Page 155

Ultra3 SCSI, Drive Size, Model

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6-4 Compaq Professional Workstation AP550 Maintenance and Service Guide 18-GB Ultra3 SCSI Hard Drive Drive Size: 18-GB Model: Ultra3 SCSI Bit 3 Bit 1 S Bit 2 Bit 0 Pin 1 J2 J2 P SCSI ID Settings SCSI ID 0 1 2 3 4 5 6 Bit 2 Bit 1 Key Jumper NOT Installed Jumper Installed Bit 0 Pin 1 Printed Circuit Board J2 Default Settings Signal Description Jumper S Start Unit Command Enabled P Parity Enabled W Write Protect Disabled n/a X Synch Data Transfer Enabled n/a Key Jumper NOT Installed Jumper Installed Pin 1 J1B SCSI NOTE: This drive is intended for non-pluggable applications only. Migration to a Hot-Pluggable Drive Tray is not supported. NOTES: POWER 1. All jumper and switch settings are shown in the factory default setting, including those not labeled. 2. Termination is disabled/removed. Figure 6-3. Locating the jumper positions for the 18-GB hard drive (Ultra3 SCSI)

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6-4
Compaq Professional Workstation AP550 Maintenance and Service Guide
18-GB Ultra3 SCSI Hard Drive
Printed
Circuit
Board
Pin 1
J2
SCSI ID
0
1
2
3
4
5
6
Bit 0
Bit 1
Bit 2
Jumper NOT Installed
Jumper Installed
SCSI ID Settings
Key
18-GB
Drive Size:
Ultra3 SCSI
Model:
J2
Default Settings
Jumper NOT Installed
Jumper Installed
Key
Signal
S
P
W
X
Description
Start Unit Command Enabled
Parity Enabled
Write Protect Disabled
Synch Data Transfer Enabled
Jumper
n/a
Pin 1
J2
Bit 2
Bit 0
Bit 3
Bit 1
S
P
SCSI
POWER
Pin 1
J1B
1. All jumper and switch settings are shown in the
factory default setting, including those not labeled.
2. Termination is disabled/removed.
NOTES:
n/a
This
drive is intended for non-pluggable
applications only.
Migration to a
Hot-Pluggable Drive Tray is not supported.
NOTE:
Figure 6-3.
Locating the jumper positions for the 18-GB hard drive (Ultra3 SCSI)