Epson EPL-N1200 Service Manual - Page 117
The LCD Displays Feed Jam for Lower Paper Cassette, The LCD Displays Paper Jam during Paper Feeding
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EPL-N1200 Service Manual Troubleshooting Table 5-9. The LCD Displays Feed Jam for Lower Paper Cassette Cause Step Checkpoint Finding Solution Disconnect connector CN3 on PWB-B board and check the coil resistance The paper take-up solenoid coil of the lower paper cassette may be open or shorted. between pin 1 and pin 2 on the disconnected cable side No of the connector using a 1 multimeter. Is the resistance approximately 220 ohms? Replace the paper take-up solenoid. If the coil is shorted, check that the terminal between emitter and collector of the transistor Q1 is shorted. Replace the paper Yes take-up solenoid and PWB-B board. The paper take-up roller in the lower paper cassette may 2 - be bad. - Replace the paper take-up roller. Table 5-10. The LCD Displays Paper Jam at Power On Cause Step Checkpoint Finding Solution The paper take-up sensor flag position may be incorrect. 1 Is the paper take-up sensor flag position OK? The paper exit sensor flag position may be incorrect. The paper take-up sensor connector may be disconnected. The paper exit sensor connector may be disconnected. The paper exit sensor may be dead. The paper take-up sensor may be dead. 2 Is the paper exit sensor flag position OK? 3 Is the paper take-up sensor connector disconnected? 4 Is the paper exit sensor connector disconnected? 5- 6- Reposition the No paper take-up sensor flag. Reposition the No paper exit sensor flag. Yes Connect it. Yes Connect it. - Replace it. - Replace it. Table 5-11. The LCD Displays Paper Jam during Paper Feeding Cause Step Checkpoint Finding Solution The imaging cartridge may not be installed. 1 Is the imaging cartridge installed? No Install the imaging cartridge. The paper take-up roller may be bad. 2 Does paper always jam in paper take-up roller area? Yes Replace the paper take-up roller. The image transfer roller may be bad. 3 Does paper always jam in the image transfer roller area? Yes Replace the image transfer roller. The fusing unit may be bad. 4 Does paper always jam in the fusing unit? Yes Replace it. Rev. A 5-5