(The "X" size won't fit the M601)
Error Message 11.00.YY Internal clock error for HP LaserJet M601, M602, M603 Series Printers.
HP Say:
11.00.YY Internal clock error
Description
The product real time clock has experienced an error.
- 01=dead clock
- 02=dead real time clock
Recommended action
CAUTION: The fuser might be hot. Be careful when removing the fuser
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