
Brother · Model HL-3170CDW
Blazing Fast Printing - Fast color and black print speeds up to 23ppm to help improve your productivity. Automatic Two-Sided Printing - Automatic duplex for two-sided printing to help save paper. Flexible Connectivity - Easy to install on your wired or wireless network or print locally via USB‡: from your computer. High-Impact Business Printing - Produce crisp black and high-impact color business documents at up to 600 x 2400 dpi resolution using Brother's Digital LED print technology. Versatile Paper Handling - 250-sheet capacity paper tray adjustable for letter or legal and a straight-through paper path via manual feed slot for envelope printing. Mobile Device Printing - Wireless printing from your mobile device via‡: AirPrint™, Google Cloud Print™, Brother™ iPrint&Scan, Cortado Workplace and Wi-Fi Direct®. Deep Sleep Mode - Deep Sleep mode to conserve energy when printer is not being used (uses <1W).
Compiled for this model from its own documentation and established engineering knowledge for this equipment class - not from a verified service record. Confirm against the manufacturer's service manual.
Symptoms: Density too light / dark, banding, streaks, non-uniform image, blotches.
Root cause: Print head / laser optics contamination, film / cartridge issue, or density-calibration drift.
Symptoms: Film jams in the pick-up or transport, mis-feeds, or multi-feeds.
Root cause: Worn pick-up rollers, a transport-roller fault, or a mis-loaded film cartridge.
Symptoms: Prints do not match the reference, calibration fails, densitometer error.
Root cause: Internal densitometer or the calibration routine.
Symptoms: Jobs stuck in the queue, printer offline to modalities, association failures.
Root cause: Network / DICOM configuration or the controller board.
Symptoms: Whole-image defect, print-engine error.
Root cause: Thermal print head or the laser / optics module.
Serviceable items for this model, compiled from its documentation and engineering knowledge for this equipment class. Service class and relative cost are estimates, not manufacturer figures; no part numbers are given. Confirm intervals and pricing against the manufacturer.
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Pick-up / transport rollers | Periodic replacement | $$ | Moderate |
| Thermal print head / laser optics | Periodic replacement | $$$ | Difficult |
| Internal densitometer | Major service part | $$ | Moderate |
| Controller / network board | Major service part | $$ | Moderate |
| Film (media) | Consumable | $$ | Easy |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
A starting sequence for this model, compiled from its documentation and engineering knowledge for this equipment class. Follow the manufacturer's service documentation for the actual procedure.
Describe a symptom or error code. Bio answers from this device's own documented error codes, failure modes, parts, and guides.
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