HP LaserJet 1012 error codes with quick guide – Compatible Printer model: HP LaserJet 1012 – HP LaserJet 1012 Error Codes with instructions guide: HP LaserJet 1012 Code: 01 Display: Go: CyclingReady: CyclingAttention: Cycling Description: Initialization/startupDuring Initialization/startup, the lights cycle one after another in a front-to-back pattern (the ‘landing lights’ pattern). Pressing buttons has no […]