Brother International HL-3400CN Service Manual - Page 285
Brother International HL-3400CN - Color Laser Printer Manual
UPC - 012502526223
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HL-3400CN SERVICE MANUAL Error Code E2 Concerned Part Main Motor(MM) Does a belt cartridge rotate lightly ? I VES Does a fuser unit rotate lightly ? YES Confirm the connection of connector. Is ECN12 of IOD2 properly connected with connector of DM1 ? Is ECN2 of IOD2 properly connected with DCN10 of IOD1 ? Is ECN1 of IOD2 properly connected with 12CN of MCTL ? ES Check the voltage:+24V-1 and +5V-1. 4 +24V-1: Is the voltage +24V between MM1-4 and 5, ECN12-4 and 5, ECN2-5 and 1 ? +5V-1: Is the voltage +5V between MM1-6 and 7, ECN12-6 and 7, ECN2-7 and 1 ? ONO Replace the IOD2. 4 Is E2 error cleared ? NO Tir 44 Replace the IOD1. Is E2 error cleared ? I VES Job is complete. NO Replace the belt cartridge. NO Replace the fuser unit. NO lip Is E2 error cleared ? NO Replace developer gear unit and motor. 4 Is E2 error cleared ? > YES IP Job is complete. YES 101 Job is complete. YES Replace the main motor. Is E2 error cleared ? YES lo. Job is complete. YES p i Job is complete. NO Replace the MCTL PCB. ® MCTL 120 N 7 8 7 1C MMCLK MMON-N MMREV-N MMENC IOD2 8 9 10 ECN1 2 3 ECN12 4 IOD1 DCN10 1 5 ® ECN2 +24V-1 1 PGND 5 5 6 7 MMRDY-N MMON-N MMCLK PGND +24V-1 SGND +5V-1 MMENC M M1 1 2 3 4 5 6 7 MM 7 +5V-1 7 8 MMREV-N 8 9 SGND 9 9 9 8-27