Epson 2180 Service Manual - Page 40
Overview, Troubleshooting Information - lq troubleshooting
UPC - 010343815766
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LQ-2180 Revision A 5.1 Overview This chapter contains flowcharts and checkpoint tables to help you troubleshoot the printer. The checkpoint tables let you identify the faulty part or unit by checking the values or ranges listed for each component. 5.2 Troubleshooting Information This section gives you troubleshooting information to let you test points for replaceable units. 5.2.1 Printhead The information in this section is the same as for the LQ-2170. 5.2.2 Sensors The check method, including test pin number and meter reading, for each sensor is the same as for the LQ-2170. However, be careful of the CN 12 and 16 that are not common to the LQ-2170. The change made for LQ-2180 is as shown below. Table 5-1. Sensor Test Points Sensor Connector Number Test Pin Number Test method Meter reading CN12 (Release sensor 1) 1: Release 1 2: GND Place one lead on Pin 1 and the other lead on Pin 2 and check the voltage while toggling the sensor lever. See the LQ-2170 Service Manual. CN16 (Release sensor 2) 1: Release 2 Same as for CN12 2: GND See the LQ-2170 Service Manual. Other sensors See the LQ-2170 Service Manual. 5.2.3 Motors The motor test points are the same as for the LQ-2170. 5.2.4 Error Codes with Indicators and Buzzer The Error codes with Indicators and buzzer are the same as for the LQ2170. Troubleshooting Overview 40