Apple quadra 700.mac iicx.iici 服务手册
![Apple](https://files.manualsbrain.com/attachments/2c022a7d1a76dcd8f02c04aa8d97faf41b63902f/common/fit/150/50/8a691e9df6162751590e2cef93a951cf3a39c94b6949421016232655b22d/brand_logo.png)
Troubleshooting
Symptom Charts/Hard Drive - 9
Hard Drive
Internal hard drive
runs continuously
1 Replace hard drive data cable.
2 Replace internal hard drive.
3 Replace logic board. Retain customer’s SIMMs.
Internal hard drive
does not operate
1 Replace hard drive data cable.
2 Replace hard drive power cable.
3 Replace hard drive.
4 Replace logic board. Retain customer’s SIMMs.
Works with internal
hard drive or
external SCSI device
but not with both
1 Verify that SCSI select switch setting on external device is
not 7 or same number as internal hard drive.
2 Replace terminator on external device.
3 Verify that internal hard drive has a terminator.