Service Manuals, User Guides, Schematic Diagrams or docs for : epson printer InkJet EPSON Stylus Color 400 SM 400CH5
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>> Download 400CH5 documenatation <<Text preview - extract from the document Chapter 5
Troubleshooting
5.1 Troubleshooting....................................................................................................5-1
5.2 Unit Level Troubleshooting .................................................................................5-3
5.2.1 Printer does not operate at power on................................................................................... 5-4
5.2.2 Error is detected ..................................................................................................................... 5-5
5.2.3 Failure occurs during printing .............................................................................................. 5-6
5.2.4 Printer does not feed the paper correctly ............................................................................ 5-7
5.2.5 Control panel operation is abnormal.................................................................................... 5-8
5.3 Unit Repair C206 PSB/PSE Board .......................................................................5-9
5.3.1 Unit Repair - C206 Main Board ............................................................................................ 5-11
5.4 Repair of the Printer Mechanism.......................................................................5-13
EPSON Stylus Color 400 Service Manual
5.1 Troubleshooting
The printer may exhibit different symptoms for the same problem, which makes troubleshooting more
difficult. This section, however, provides simple and effective ways to facilitate troubleshooting.
The following flowchart illustrates the main steps of the trouble shooting process.
START
Unit Level Troubleshooting
Unit Repair Unit Repair Unit Repair
(C206 PSB/PSE) (C206 Main) Printer Mechanism
Disassemble and Adjustment
END
Figure 5-1. Troubleshooting Process Flowchart
Table 5-1. Motor Resistance and Measurement Procedure
Motor Name Location Check Point Resistance
CR Motor CN6(C206 MAIN) 1-pin & 3-pin, 7.8 Ohms
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