Error Message: 53 Error Unit 1
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| HP Error Code |
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53 Error Unit 1 |
| Printers Affected |
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IIP, IIP+, IIIP |
| Description |
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An error was detected on the optional memory board in the indicated slot. Verify that the correct revision level and memory part # has been installed in the printer.. On the HP LaserJet IIP, IIP+, and IIIP Printers, Unit 1 and Unit 2 refer to the top and bottom slots, respectively. |
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