Overview; Troubleshooting Procedure; Preliminary Checks - Epson AcuLaser C8500 Service Manual

EPSON AcuLaser C8500

5.1 Overview

After confirming the problem and carrying out preliminary checks, you
should take advantage of FIP (Fault Isolation Procedure), and the information
in "Chapter 3: DIAG Operation," "Chapter 9: Wiring Connection Diagram,"
and "Chapter 10: Operating Principle" to troubleshoot efficiently.

5.1.1 Troubleshooting Procedure

The troubleshooting procedure flow is as follows:
Situation/problem confirmation Situation/problem confirmation
Situation/problem confirmation Situation/problem confirmation
Preliminary check Preliminary check Preliminary check Preliminary check
Start Start Start Start
Level 1 FIP Level 1 FIP Level 1 FIP Level 1 FIP
Level 2 FIP Level 2 FIP Level 2 FIP Level 2 FIP
Fault restoration confirmation Fault restoration confirmation Fault restoration confirmation Fault restoration confirmation
Preventative maintenance Preventative maintenance
Preventative maintenance Preventative maintenance
Complete Complete Complete Complete
Troubleshooting

5.1.2 Preliminary Checks

Check the following before troubleshooting:
1. Make sure power source voltage is within specifications. (Measure
2. Make sure the POWER CORD is not damaged, shorted or disconnected.
3. Make sure the printer is properly grounded.
4. Avoid locating the printer in places exposed to high temperatures,
5. Avoid locating the printer near water lines, humidifiers, heat-radiating
6. Avoid locating the printer in places where volatile or inflammable gases
7. Avoid locating the printer in places exposed to direct sunlight.
8. The printer should be located in a well-ventilated area.
9. The printer should be located on a secure, level surface.
Chapter 3: DIAG Chapter 3: DIAG Chapter 3: DIAG Operation Chapter 3: DIAG
10. Paper should be within specifications. (We recommend standard paper.)
Chapter 9: Writing Connection Chapter 9: Writing Connection Chapter 9: Writing Connection Chapter 9: Writing Connection
Diagram Diagram Diagram Diagram
11. The printer handled and operated as described in the manuals.
Chapter 10: Operating Principle Chapter 10: Operating Principle Chapter 10: Operating Principle Chapter 10: Operating Principle
12. Parts to be replaced periodically should be replaced in accordance with
Overview
voltage from the electric outlet.)
Make sure there is not incorrect connection in the POWER CORD.
excessive humidity, low temperatures, low humidity, or radical
temperature variation.
equipment, sources of fire, or in places exposed to excessive dust or
where struck directly by air from air-conditioners.
are produced.
the prescribed printing count for replacement.
Revision C
5-2