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Chapter 2 Operation of Diagnostic
11. Execute a setup using the "FEED / SELECT" key again. During the execution, [Setup In progress]
is shown.
• When the execution has been completed normally, the [Setup Completed] screen is shown.
• When the execution has been completed abnormally, the [Setup Completed abnormally] screen
is shown.
12. Press the "MENU" key to return to the common menu screen [Diag. Menu Fault Diag.].
<Fault diagnosis>
Procedure:
1. Enter the Diag (C/E) mode, and select [Diag. Menu Fault Diag.] in the same hierarchical level using
the " ↓ " key.
2. Select the [Fault Diag. DC140 Monitor] screen in a lower level using the " → " key.
3. Select [Fault Diag. DC355 HDD DIAG] in the same hierarchical level using the " ↓ " key.
4. Select the [DC355 HDD DIAG Read Verify Test] screen using the " → " key.
5. Select [DC355 HDD DIAG Fault Diag.] in the same hierarchical level using the " ↓ " key.
6. Show the execution instruction screen [Fault Diag. If OK press SEL] using the " → " key.
7. Execute a fault diagnosis using the "FEED / SELECT" key. During the execution, [Fault Diag. In
progress] is shown.
• When the execution has been completed normally, the [Fault Diag. Completed] screen is shown.
• When the execution has been completed abnormally, the [Fault Diag. Completed abnormally]
screen is shown.
If the process is completed abnormally, this means that HDD is defective. In this
case, replace the HDD PWB with a new one (PL5.4). If the process is completed
abnormally even though HDD PWB has been replaced, replace the HDD Assy
(PL5.4) with a new one.
8. Press the "MENU" key to return to the common menu screen [Diag. Menu Fault Diag.].
<Fault Prediction>
Procedure:
1. Enter the Diag (C/E) mode, and select [Diag. Menu Fault Diag.] in the same hierarchical level using
the " ↓ " key.
2. Select the [Fault Diag. DC140 Monitor] screen in a lower level using the " → " key.
3. Select [Fault Diag. DC355 HDD DIAG] in the same hierarchical level using the " ↓ " key.
4. Select the [DC355 HDD DIAG Read Verify Test] screen using the " → " key.
5. Select [DC355 HDD DIAG Fault Diag.] in the same hierarchical level using the " ↓ " key.
6. Show the execution instruction screen [Fault Diag. If OK press SEL] using the " → " key.
7. Execute a failure prediction using the "FEED / SELECT" key. During the execution, [Fault Diag. In
progress] is shown.
• When the execution has been completed normally, the [Fault Diag. Completed] screen is shown.
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