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Konica c252 error c3452, sub lamp
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all codes here code C3452 Description Fusing Warm-Up Failure (Sub) - The Fusing Roller Sub Thermistor does not detect the required temperature within 30 sec. after a warm-up cycle has begun; therefore, the copier does not complete the warm-up cycle. - The temperature of the Fusing Rollers does not reach the required level even after the set period of time has elapsed during a warm-up cycle. Remedy 1 Check that the H1 comes on when the Main Power Switch is set to ON, and correct or replace as necessary. 2 Check that the H2 comes on when the Main Power Switch is set to ON, and correct or replace as necessary. 3 Check the installation of the TH1 and the TH2, and correct or clean as necessary. 4 Check the operation of the TH1. Remove CN80 (4P), and then check that the resistance across CN80-2 and -3 on the Thermistor is infinity. 5 Check the operation of the TH2. Remove CN81 (4P), and then check that the resistance across CN81-2 and -3 on the Thermistor is infinity. 6 Check the continuity of the H1. Correct or replace as necessary. 7 Check the continuity of the H2. Correct or replace as necessary. 8 Change PU1. 9 Change PWB-A. 2018-06-26
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