EFI E-46A, Инструкция по установке и обслуживанию

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114 Installation and Service Guide: Color Controller E-46A
Troubleshooting
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All replaceable parts are:
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Present
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Properly aligned
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Installed securely
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Installed on the appropriate site
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The correct part for the system
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Not visibly damaged
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Chassis and contents have not been tampered with (no unauthorized
additions or changes have been made).
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Chassis does not contain any foreign objects.
Chassis, page 47 .
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Motherboard, including components and traces, appears undamaged and
no foreign objects are evident.
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CPU is present, installed in the correct connector, well-seated, and
appears undamaged.
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CPU cooling unit is well-aligned and firmly attached.
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CPU fan (including fan cable) is well-positioned, installed in the correct
connector, and appears undamaged.
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Boards required on the motherboard are present, well-seated, and in the
correct slots.
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Battery is installed.
Motherboard (with the motherboard
replacement dongle),
page 59 .
Important: When replacing the motherboard,
carefully review the cautions on page 63 .
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Each DIMM is well-seated and installed in the correct slot.
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DIMM connectors are not oxidized (reseating removes oxidation).
DIMMs for E-46A, page 69
Each board required is:
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Present
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Installed in the correct slot
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Well-seated
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Appears undamaged
Required cables (if applicable) are:
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Present
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Firmly connected in the correct connectors
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Not visibly damaged
Printer interface board, page 58
CPU is:
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Present
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Well-seated
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Not visibly damaged
The CPU cooling unit is:
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Ready for efficient thermal transfer
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Well-aligned
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Firmly attached
CPU with cooling assembly, page 70
Conditions to verify Part and additional page references