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Canon iRC2380i

  • Code: E748
  • Description: Main controller PCB error (Image processing ASIC or memory control/communication control ASIC)
  • Remedy: Disconnect and then connect the main controller PCB (Sub SJA/ PDRM-EF-A/RO-A), Clean the terminal, Replace the main controller PCB (Sub SJ-A/PDRM-EF-A/RO-A), Disconnect and then connect the open interface PCB, Clean the terminal, Replace the open interface PCB, Replace the main controller PCB (main)
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