Real Time Clock (RTC) Battery ran down.
Last updated: February 22, 2026
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How to view default password on HP DesignJet and PageWide (New UI)
If you updated your HP DesignJet or PageWide to the latest firmware version (as of 2025) and no username or password was set ...
Real Time Clock (RTC) Battery ran down.
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go to the Support Menu by pressing the Power key continuously for 15 seconds, Go to the Diagnostics Menu check RTC battery status, replace the RTC battery by replacing the Main PCA
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