Canon imagePROGRAF IPF8400 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 .............................................................................................................. 6-1
6.2.1 Main controller PCB .................................................................................................................................................................... 6-1
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 ............................................................................................................................................................... 6-33
6.4.1 Tool List ..................................................................................................................................................................................... 6-33
Contents