Before Carrying Out Troubleshooting; Troubleshooting Tools And Equipment - Epson EMP-1825 Service Manual

EMP-1825/EMP-1815/EMP-1810

3.1 Before Carrying Out Troubleshooting

• If repairs involving the replacement of parts or components have been carried out, always
be sure to re-check whether the replacement parts themselves are operating correctly or not
in order to determine whether the problem is the result of something such as a loose connec-
tor.
• All instructions and procedures listed in troubleshooting flowcharts should be carried out as
given.
• Follow the procedures given in Chapter 4 Disassembly and Assembly when replacing any
of the projector components.
• When checking the operation of the projector, always check that the connectors are con-
nected securely before proceeding to other checks.
• In order to confirm proper operation, use AC power from a normal source and use the cor-
rect cable type.

3.1.1 Troubleshooting Tools and Equipment

• The following tools and equipment will be required in order to carry out troubleshooting,
and so you should check that they are on hand.
Name
Projection screen
Tape measure (3 m)
Host computer
USB mouse
Video equipment
Multi meter
Double-sided tape
General tools
SEIKO EPSON
Table 3-1.
Quantity
1 Projecting images
1 Measuring projection distances
Transmitting audio and image data
1
1 Checking the operation of the mouse
Transmitting audio and image data
1
1 Measuring resistance values and voltages (AC/DC)
Short
Attaching parts
length
1 set
Tools and equipment listed in Section 4.1
3-2
CONFIDENTIAL
Application/Other
Revision:C