EFI EB-34, Инструкция по установке и обслуживанию

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50 Installation and Service Guide: Printer Controller EB-34
Replacing Parts
Removing the motherboard
To remove motherboard components from the motherboard
1 Access and open the EB-34, as described on page 39 .
2 Remove the following cables attached to the motherboard:
•
Reset button cable
•
Power button cable
•
Front panel USB port cable
•
UIB cable
•
DVD data cable
•
Hard disk drive data cable
•
Motherboard power cable
•
CPU power cable
•
Chassis fan power cable
For the location of each connector on the motherboard, see Figure 19 on page 49.
3 Remove the copier interface board (see page 43 ).
To remove the motherboard
1 Remove the power supply (see page 64 ).
2 Remove the five mounting screws that secure the motherboard to the base of the chassis
(see Figure 19 on page 49 for the screw locations on the motherboard).
To minimize tension on the motherboard, loosen all the screws partially before removing any one screw
completely.
3 Remove the two screws from the coverplate on the unused DVI port on the connector panel (see page 34 ).
Caution: Follow standard ESD precautions while handling the motherboard and all components. For details, see
“Precautions” on page 9.
Caution: Follow ESD and other safety precautions when handling the motherboard. Do not touch the contacts
and avoid using excessive force. Place the motherboard on a grounded, antistatic surface.