Lexmark C750 Service Manual - Page 84
Lexmark C750 Manual
View all Lexmark C750 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 84 highlights
5060-00x 130 Error code Hot roll did not reach the correct standby temperature Step 1 Action and questions Measure the voltage on connector J10-11 on the engine board. The voltage should measure approximately +0.13 V dc to +0.64 V dc as the hot roll lamp turn on and off. Yes Replace the fuser assembly. See "Fuser assembly removal" on page 4-31 No Go to step 2 Is the voltage correct? 2 Remove the fuser from the printer. Check continuity of the hot roll lamp by measuring between pins 1 and 2 on the AC fuser connector on the fuser assembly. Is there continuity? 3 Make sure the hot roll lamp is installed correctly. Is the lamp installed correctly? 4 Carefully remove the lamp from the fuser assembly, being careful to only handle the lamp by the ceramic end pieces and not by the glass envelope. Warning: Use caution when handling the lamp as it is easily broken. Check continuity of the lamp. Is there continuity? 5 Reinstall the fuser assembly. Watch to see if the lamps turn on and off as the lap heats up. Do the lamps turn on and off? Go to step 6 Replace the LVPS assembly. See "Low voltage power supply (LVPS) removal" on page 4-38. Replace the engine board. See "Engine board removal" on page 4-29. Replace the fuser assembly. See "Fuser assembly removal" on page 4-31. Go to step 4 Install the lamp correctly. Replace the lamp. Go to step 3 Go to step 4 6 Turn the printer on and off and allow it to reach Ready. Note: The printer may not complete POR and continue to display a 130 error. Remove the fuser assembly from the printer and measure the voltage on connector J10-6 on the engine board. The voltage should measure approximately +3.3 V dc. Is the voltage correct? Go to step 7 7 Measure the voltage on pin 6 of the fuser DC control connector. The voltage should measure approximately +3.3 V dc. Is the voltage correct? Replace the fuser assembly. See "Fuser assembly removal" on page 4-31. Replace the LVPS assembly. See "Low voltage power supply (LVPS) removal" on page 4-38. 2-50 Service Manual