Item |
Details |
Product Name |
Black Drum Unit Wiring Harness for Canon imagePRESS C700/C750 |
OEM Part Number |
FM1-D272-000 (Drum Unit Signal & Power Cable Harness) |
Applicable Machine |
Canon imagePRESS C700, C710, C750, C800, C810, C850, C910, V700, V800, V900 (Black Drum Unit Only) |
Product Type |
Drum Assembly Power & Signal Integrated Wiring Harness |
Core Material |
Tinned Copper Conductor + High-temperature Flame-retardant PVC Insulation + Reinforced Nylon Outer Sheath |
Rated Lifespan |
1,200,000 Pages (A4, 5% Coverage, ISO Standard, Normal Installation & Routing) |
Function Coverage |
Power Supply, Charging Bias Signal, OPC Drum Temperature Detection, Waste Toner Level Signal, Drum Unit Lock Position Feedback |
Condition Grade |
Genuine OEM New / Original Used (100% Tested, No Repair & No Breakage) |
Origin |
Japan Original / OEM Produced in Guangdong, China |
Core Features
Canon OEM Circuit Specification: Strictly follows factory wire gauge, pin definition and resistance parameters;
fully compatible with original mainboard and black drum unit, plug-and-play without coding modification.
High-temperature Resistant Structure: Special flame-retardant outer sheath resists internal machine heat and
ozone erosion, preventing insulation aging, cracking and short circuit in high-duty production environments.
Integrated Reinforced Connector: Gold-plated pin terminals for anti-oxidation and stable signal transmission;
reinforced locking buckle prevents loose connection caused by equipment vibration.
Anti-interference Shielding Design: Built-in electromagnetic shielding layer filters high-frequency bias
interference, avoiding signal drift that causes uneven charging and black density deviation.
Original Used Strict Screening: Second-hand harnesses are 100% tested for continuity, insulation resistance
and signal stability; eliminate hidden dangers of core wire breakage and internal aging.
Custom Routing Length: Factory standard wire length and reserved bending margin, matching the original
machine routing track without tension or extrusion during drum unit replacement.
Common Failure Symptoms (Need Harness Replacement)
Machine pops up drum unit communication error codes, intermittent offline recognition of black drum assembly
Fluctuating black density and random background fog caused by unstable charging bias signal transmission
False alarm of waste toner full / abnormal temperature detection due to broken sensor signal line
Insulation skin cracking, core wire exposure, intermittent short circuit triggering machine safety protection shutdown
Connector pin oxidation, bending or locking buckle damage leading to poor
contact after repeated disassembly
Aging harness after long-term bending/routing, causing internal wire breakage invisible from outside
Installation & Handling Notes
Power off the machine and discharge high-voltage components before disassembly to avoid electric shock and circuit board burnout
Align the connector foolproof notch during plugging; do not force insertion to prevent pin bending or damage
Route the harness strictly along the original cable groove, avoid sharp edges and rotating parts to prevent sheath abrasion
Reserve reasonable bending radius, do not stretch or squeeze the wire to avoid internal core wire fracture
Test full signal continuity and power conduction after installation; clear historical error codes and perform drum unit initialization
Matching Related Parts
Black Complete Drum Unit
Black Drum Frame
Primary Charging Roller Assembly
Drum Unit High Voltage Board
Main Controller Signal Board
Waste Toner Detection Sensor
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