ASIDA LJ101A PCB Character Inkjet Printer
| Brand | ASIDA |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ASIDA·LJ101A |
| Pricing | Available Upon Request |
Overview
The ASIDA LJ101A PCB Character Inkjet Printer is an industrial-grade, non-contact digital marking system engineered for high-precision, solvent-based or UV-curable ink deposition onto rigid and flexible printed circuit boards (PCBs). Unlike traditional screen printing—requiring stencils, manual alignment, and chemical cleaning—the LJ101A employs piezoelectric drop-on-demand (DOD) inkjet technology to directly print silkscreen characters, logos, serial numbers, and 2D data matrix codes onto cured solder mask surfaces. This eliminates process steps associated with stencil preparation, ink mixing, and post-print drying ovens, thereby reducing cycle time, consumable waste, and VOC emissions. Designed for integration into mid-volume PCB assembly lines, the system supports inline or offline operation and complies with IPC-A-600 and IPC-6012 requirements for legibility, adhesion, and thermal stability of marked identifiers under reflow and conformal coating processes.
Key Features
- Piezoelectric DOD printhead architecture enabling consistent droplet placement with ±15 µm positional repeatability across full working area
- Adjustable Z-axis lift mechanism accommodating PCB substrates from 0.1 mm to 6.0 mm in thickness, including FR-4, polyimide (PI), and metal-core boards
- Modular gantry platform supporting board dimensions from 170 × 220 mm up to 660 × 610 mm—compatible with standard SMT tray and conveyor interfaces
- Real-time vision-guided registration using integrated monochrome CMOS camera (1280 × 1024 resolution) and edge-detection algorithms for automatic fiducial alignment
- Dual-ink capability: simultaneous use of white epoxy-based ink (for contrast on green/black solder masks) and black UV-curable ink (for high-resolution barcodes)
- IP54-rated enclosure with optional fume extraction port compliant with OSHA 1910.1200 and EU Directive 2004/42/EC for volatile organic compound handling
Sample Compatibility & Compliance
The LJ101A is validated for direct printing on fully cured solder mask layers (liquid photoimageable or dry film), conformal coatings (acrylic, silicone, urethane), and bare copper traces—provided surface energy exceeds 38 dyn/cm (measured via dyne test solution). It supports both rigid PCBs and flex-rigid hybrids with minimum bend radius ≥ 5 mm during loading/unloading. All ink formulations meet IPC-4552B specifications for ionic contamination (<1.56 µg NaCl/cm²) and pass JEDEC J-STD-020 moisture sensitivity level (MSL) 3 thermal cycling tests (260°C, 10 sec). System documentation includes traceable calibration logs, maintenance records, and IQ/OQ protocols aligned with ISO 9001:2015 and IATF 16949 manufacturing audit requirements.
Software & Data Management
Controlled via ASIDA PrintMaster v3.2—a Windows-based HMI with dual-mode operation (manual jog mode and recipe-driven batch mode). The software features built-in barcode generation engines compliant with ISO/IEC 15415 and AIM DPM-1-2014 standards, supporting Data Matrix ECC200, QR Code, and GS1-128 formats. Each print job generates a timestamped audit trail (.csv/.xml) including board ID, ink lot number, printhead voltage profile, and vision system confidence score—exportable for FDA 21 CFR Part 11-compliant electronic record retention when paired with validated third-party e-signature modules. Firmware updates are delivered via secure HTTPS endpoint with SHA-256 signature verification.
Applications
- Permanent identification marking on automotive ECUs, medical PCBAs, and aerospace avionics modules where traceability per AS9102 or IEC 62443-4-2 is mandated
- Lot/batch serialization for RoHS/REACH compliance reporting and supply chain transparency
- Dynamic marking of firmware revision codes or calibration dates during final test station integration
- Replacement of silk-screened UL/cUL markings with laser-readable 2D codes meeting IPC-A-610 Class 3 acceptability criteria
- Low-volume prototyping support with drag-and-drop graphic import (DXF, Gerber RS-274X, PNG with alpha channel)
FAQ
Does the LJ101A support printing on gold-plated or ENIG-finished PCBs?
Yes—provided the surface is free of oxidation and residual flux; recommended pretreatment includes low-power plasma activation (50–100 W, 30 sec) prior to ink deposition.
What is the maximum print resolution achievable at full-speed production mode?
400 dpi nominal resolution at 30 boards/hour (610 × 660 mm, single-pass mode); 600 dpi available in precision mode (≤15 boards/hour) with dual-pass overlay.
Is offline programming supported without physical hardware connection?
Yes—PrintMaster v3.2 includes offline simulation mode with virtual board import, ink spread modeling, and collision detection for gantry path optimization.
Can the system be integrated into a MES or factory SCADA network?
Standard Modbus TCP and OPC UA (v1.04) interfaces are embedded; RESTful API documentation is provided under NDA for custom ERP linkage.
What maintenance intervals are recommended for printhead longevity?
Daily capping and automated purge cycle; weekly ultrasonic bath cleaning of nozzle plates; biannual replacement of ink filters and pressure regulators per usage log.
