Comprehensive System Inspection - Canon imagePRESS C800 Series Technical & Service Manual

Comprehensive system inspection

If the previous checks did not solve the problem, perform a component inspection.
A comprehensive inspection allows you to verify that each hardware component is properly
installed and configured. It also prevents the unnecessary replacement of expensive components.
Component
External connectors
Internal components
Motherboard
DDR3 modules
PCI boards
Actions
• See Check external connections on page 121
• Cables, cable connectors, and mating connectors are undamaged.
All replaceable parts are:
• Present
• Properly aligned
• Installed securely
• Installed on the appropriate site
• The correct part for the system
• Appear undamaged
Chassis and contents have not been tampered with.
Chassis does not contain any foreign objects.
• Motherboard, including components and traces, appear undamaged,
and no foreign objects are evident
• CPU is present, well-seated, and appears undamaged.
• CPU cooling assembly is well-aligned and firmly attached.
• Each fan (including fan cable) is well-positioned (not upside down),
installed in the correct connector (CPU_FAN1), and appears undam-
aged.
• Boards required on the motherboard are present, well-seated, and in
the correct slots.
• Battery is installed.
• Each DIMM is well-seated.
• Each DIMM is of the same brand and type.
• Each DIMM is seated in the correct port. Pairs DIMM1/DIMM3 and
DIMM2/DIMM4
Each board required is:
• Present
• Installed in the correct slot
• Well-seated
• Appears undamaged
Required cables (if applicable) are
• Present
• Firmly connected in the correct connectors
• Appear undamaged
Comprehensive system inspection
Chapter 10 - Troubleshooting
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