![](/images/backgrounds/287029/hp-cp4520-users-manual-548682218x1.png)
Table
Reason for firmware update failure | Corrective action |
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The upgrade was interrupted. | |
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A flash hardware failure occurred. | Although it is extremely unlikely, the product might have a hardware failure. Call |
| technical support to address the problem (see the flyer that came with the product |
| for a local telephone support list). |
|
|
Three messages appear during a normal update process; a fourth (RESEND UPGRADE) appears only if the update process does not succeed.
Table
Printer message | Explanation | ||
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| ||
RECEIVING UPGRADE | This message appears from the time the product recognizes the beginning of | ||
| an .RFU update until the time the product has verified the validity and integrity of | ||
| the .RFU update. | ||
| NOTE: If the remote firmware update process is interrupted before the firmware | ||
| is downloaded (while RECEIVING UPGRADE appears on the | ||
| display), the firmware file must be sent again. No message appears on the product | ||
| control panel to indicate that the update was interrupted. | ||
|
| ||
PERFORMING UPGRADE | This message appears while the product is actually reprogramming the firmware. | ||
| NOTE: | If power is lost during the flash DIMM update (while PERFORMING | |
| UPGRADE appears on the | ||
| the message RESEND UPGRADE appears on the | ||
|
| ||
INITIALIZING | This message appears from the time the product has finished reprogramming the | ||
| DIMM until the product reinitializes. | ||
|
| ||
RESEND UPGRADE | This message appears (in English only) if the firmware update fails because the | ||
| RFU process is interrupted. It can also occur if firmware for accessories (such as | ||
| the duplex unit or an output device fails to update. Perform another update by any | ||
| means that is supported by the product, regardless of the connection (network, | ||
| parallel, or USB). | ||
|
| ||
RFU LOAD ERROR | This message appears (in English only) if the firmware update fails because the | ||
SEND RFU UPGRADE | |||
NOTE: | When this message appears, the firmware upgrade must be sent twice | ||
ON <X> PORT | |||
to upgrade all firmware components, even though the product returns to ready | |||
where X = Network or USB | after the first upgrade. | ||
|
| ||
|
| ||
DOWNLOAD FILE NOW | The wrong firmware file was sent to the product. Send the correct firmware file. | ||
SEND RFU UPGRADE |
|
|
MISMATCH BETWEEN
PRODUCT AND FILE
NOTE: To verify that the firmware update succeeded, print a new configuration page from the control panel and verify that the firmware date code on the configuration page has changed.
NOTE: If the product exhibits unexpected behavior after correcting a firmware update, turn the power off, and then back on.
200 Chapter 6 Engineering Details | ENWW |