Canon iPF8400S Service Manual page 179

Contents
6.1 Troubleshooting .......................................................................................................................................... 6-1
6.1.1 Outline ..................................................................................................................................................................... 6-1
6.1.1.1 Outline of Troubleshooting....................................................................................................................................................... 6-1
6.2 Location of Connectors and Pin Arrangement............................................................................................ 6-2
6.2.1 Main controller PCB................................................................................................................................................. 6-2
6.2.2 Carriage relay PCB................................................................................................................................................. 6-12
6.2.3 Head relay PCB...................................................................................................................................................... 6-21
6.3 Version Up ................................................................................................................................................ 6-29
6.3.1 Firmware Update Tool ............................................................................................................................................ 6-29
6.4 Service Tools ............................................................................................................................................ 6-34
6.4.1 Tool List .................................................................................................................................................................. 6-34
Contents