Removal; Replacement - NEC Express5800/R320g-M4 Maintenance Manual

Chapter 2 Configuring and Upgrading the System
13. Confirm that no error message appears with POST.
→If any error message is appearing, write it down and refer to Chapter 1 (6.2 POST error
message).

5.8.2 Removal

To remove the Internal USB cable, execute the procedure for adding the cable in reverse order.

5.8.3 Replacement

Replace a faulty Internal USB cable as follows:
1. Remove the CPU/IO module (see Chapter 2 (5.4.1 Removing CPU/IO module).
2. Replace the Internal USB cable.
3. Install the CPU/IO module (see Chapter 2 (5.4.2 .Installing CPU/IO module).
4. Reboot the CPU/IO module from NEC ESMPRO Manager or ft server utility.
Express5800/R310g-E4, R320g-E4, R320g-M4 Maintenance Guide (Windows)
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5. Installing Optional Devices