Brother International HL-3400CN Service Manual - Page 290
Cleaner, Clutch
UPC - 012502526223
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CHAPTE8RTROUBLESHOOTING Error Code Concerned Part E7 Cleaner Clutch Confirm the connection of a cleaner clutch connector. 1r Is ECN11 of 10D2 properly connected with a connector of the clutch ? Is ECN2 of 10D2 properly connected with DCN10 of IOD1 ? Is ECN1 of IOD1 properly connected with 11CN of MCTL PCB ? OYES Check the voltage (FBCLON-NIP) v 1_ 4 a single voltage between ECN11-3 and ECN2-5 of IOD2 to be a trailing edge 4 1 < Is a single voltage between ECN2-5 and 16 of ECN1 to be a rising edge ? > NO YES YES „I NO4 4 1r OYES Is E7 error cleared ? NO Job is complete. Connect them properly. 4 INO Is E7 error cleared ? YES Job is complete. Replace the cleaner clutch. Replace the 10D2 PCB. Replace the MCTL PCB. M1C1TC1L6NF+BP28CG4LNVO-D1NE1E15-6CCP1NNEO21CDN2131F1+B2C04LVO-1NCle-NanerClutch 8-32