Epson Perfection 4870 Photo, Руководство по обслуживанию

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Perfection 4870 Photo Revision A
DISASSEMBLY/ASSEMBLY Overview 38
4.1 Overview
This chapter explains the procedures for disassembling the major units and parts of the
product. Unless otherwise explained, reassembly should be carried out in the reverse
order of the disassembly procedure. When you have to remove any units or
components that are not described in this chapter, refer the exploded diagram in the
Appendix.
Before starting disassembly, always read the precautions described in the next section.
4.1.1 Precautions
Before starting the disassembly or reassembly of the product, always read the
following precautions given under the headings "WARNING" and "CAUTION".
The following figure shows the definition of the scanner orientations explained in the
disassembly procedure.
Figure 4-1. Orientation Definition
4.1.2 Recommended Tools
To protect this product from damage, use the specified tools indicated in the following
table.
W A R N I N G
„
Before disassembling or reassembling this product, always
disconnect the Power Cable and Interface Cable. However,
when you have to work with power ON for voltage
measurement, etc., use extreme care not to get an electric shock
and do the work in accordance with the procedure given in this
manual.
„
To prevent your hands from being cut by sharp edges, always
wear gloves before starting disassembly/reassembly.
„
When touching any internal components, use a static electricity
discharger such as anti-static wrist straps, and handle them
carefully to protect the microprocessors and circuits.
C A U T I O N
„
Provide sufficient work space for disassembling and
reassembling.
„
Always use only the recommended tools for disassembly,
reassembly and adjustment.
„
Be sure to tighten the screws to the specified torque.
„
Use the specified grease for lubrication. (Refer to Chapter 6 for
details.)
Table 4-1. Specified Tools
Tool Name Supplier Part Number
Phillips screwdriver No. 2 EPSON 1080532
Flat-blade screwdriver EPSON 1080527
Tweezers EPSON 1080561
Opposite-side 5mm box
screwdriver
EPSON -
Long-nose pliers EPSON 1080561
Single-ended wrench EPSON -
Front
Right
Left
Rear
Inside