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AJMRTC Projector Detection Sensor Board with Hall Sensor & Optocoupler, Replacement Repair Part for C751ST D741ST DM181 Projector, Fix Color Wheel Position Detect & Signal Abnormal Faults
- - Dedicated projector detection sensor board equipped with hall sensor and optocoupler, fits C751ST, D741ST, DM181 projector models
- - Detects colorwheel rotation position and speed, feeds back position signal for normal projector opticalsystem operation
- - Repairs common faults: color wheel startup failure, no sync signal, color offset, error code trigger and abnormal shutdown
- - Pretested for signal output stability, matches original board electrical parameters for direct replacement installation
- - Practical repair spare for projector maintenance stores, AV technicians and DIY projector refurbishment projects
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AJMRTC projector detection board integrates hall sensor and optocoupler components, designed as replacement spare part for C751ST, D741ST and DM181 projectors. This sensor board is responsible for capturing colorwheel rotational speed and positional signal, and transmits feedback signal to projector mainboard. Defective detection board will cause problems such as color wheel cannot start normally, missing synchronization signal, picture color deviation, projector error alarm and unexpected shutdown. Every unit undergoes signal function testing before delivery. It adopts the same electrical parameters and connector definition as original assembly, supporting direct swapin without extra modification. Ideal costeffective maintenance component for professional repair workshops and personal DIY projector repair. Please confirm your projector model before purchase to avoid mismatch.
- Product Type: Projector Detection Sensor Board
- Compatible Projector Models: C751ST, D741ST, DM181
- Onboard Components: Hall Sensor, Optocoupler
- Core Function: Color Wheel Rotation & Position Signal Detection
- PreShipment Condition: Signal Function Tested
- Installation: Direct Replacement
- Typical Repaired Issues: Color Wheel Startup Failure, Sync Signal Loss, Color Deviation, Projector Error Alarm
- Application: Projector Optical System Repair Spare Part
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by ThermalNest Return Policy
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