Epson 1240U - Overview; Precautions; Tools; Screws

EPSON Perfection 1240U Revision A
Assembly and Disassembly Overview 26
4.1 Overview
This chapter describes procedures for disassembling the EPSON
Perfection 1240U. Unless otherwise specified, the scanner can be
disassembled by reversing the disassembly procedures.
4.1.1 Precautions
The directions used in this chapter are defined as shown in Figure 4-1.
Figure 4-1. Directions
4.1.2 Tools
Use the tools specified in Table 4-1.
4.1.3 Screws
The screws used in the scanner are as shown in Table 4-2. Make sure
you always use the correct type and number of screws for the
assembling part. See Table 4-3 for the screw appearances.
Table 4-3. Screw Appearances
W A R N I N G
 Disconnect the power cable before disassembling or
assembling the scanner.
 Wear a pair at gloves to protect your hand from the
sharp edge in the scanner mechanism.
C A U T I O N
When servicing, note the points below:
 Consider the size of the scanner and make enough
room for servicing.
 Since this scanner is a precision equipment,
service it on a flat, level, heavy-duty table.
R e a r ( B a c k )
F r o n t
R i g h t
L e f t
E P S O N
I n s i d e
Table 4-1. Tools
Names Availability Part Number
Phillips screw driver (#2)
{
B743800200
Standard screw driver
{
B743000100
Pliers
{
B740400100
Tweezers
{
B641000100
Table 4-2. Screw Specifications
Abbreviation Description
CP Cross-recessed Pan Head screw
CBP Cross-recessed Binding Head P-tite screw
CCP Cross-recessed Cup Head P-tite screw
Head appearance
Type Washer
Top Side
Cross-
recessed
Binding
Pan
Cup
Standard
- - - -
B-tite
P-tite
With Outside Toothed
lock washer
With Spring lock
washer