Installation
4.4 Mounting
4.4.1 Checks before mounting the drive
Setting switch
CNH1
Before mounting the optical disk drive in the system cabinet, check whether the setting switches and terminals are set correctly.
Table 4.8 shows the checklist.
Table 4.8 Setting checklist
| Setting item | Setting on: | Default | Check | |||
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1 | SCSI ID |
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| (SCSI ID= ) | |||
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| OFF | o OFF | o ON | |||
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| OFF | o OFF | o ON | |||
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| OFF | o OFF | o ON | |||
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2 | SCSI data bus parity check | ON | o OFF | o ON | |||
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3 | Write cache mode | OFF | o OFF | o ON | |||
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4 | Device type mode | ON | o OFF | o ON | |||
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5 | Spindle automatic stop mode | ON | o OFF | o ON | |||
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6 | Factory test mode | OFF | o OFF | o ON | |||
| (user setting inhibited) |
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| Setting item | Setting on: | Default | Check | |||
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1 | Supplied from both ODD and | CNH1 | Short | o Short | o Open | ||
| TERMPWR pin. | CNH1 | Short | o Short | o Open | ||
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2 | Supplied from ODD | CNH1 | Short | o Short | o Open | ||
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| CNH1 | Short | o Short | o Open | ||
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3 | Supplied from TERMPWR pin. | CNH1 | Short | o Short | o Open | ||
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| CNH1 | Short | o Short | o Open | ||
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Terminating | resistor |
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| Check item |
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| Check | ||
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1 | Drive location on SCSI bus | o | Other | o Either | ||
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| than end | end | ||
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2 | SCSI terminating resistor mode (CNH1 |
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o Open | o Short | |||||
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