Product Specification – DF8203078-B0

1. General Information

• Manufacturer: Yaskawa Electric Corporation (Yaskawa / Yasnac)

• Part Number: DF8203078-B0

• Alternate Designation: JANCD-HA03 / JANCD-SV02B

• Product Type: CNC Control PCB (Servo/ Axis Control Module)

• Form Factor: Industrial Printed Circuit Board (PCB)

• Product Status: Obsolete / Discontinued; Legacy spare part for CNC maintenance

2. Product Overview

3. Technical Specifications

3.1 Core Features

• Board Function: Servo Axis Control / Motion Control / DSP Processing

• Compatible Systems: Yasnac CNC series (M-64, M-65, i80, i100, MX3, LX3)

• Revision: B0 (Hardware Revision)

• Form Factor: Standard rack-mount PCB for Yasnac control cabinets

• Connectors: Proprietary multi-pin connectors for servo drives, encoder feedback, and system bus

• ESD Sensitivity: High; requires anti-static handling

3.2 Electrical & Environmental

• Power Input: +5V DC (from CNC rack power supply)

• Communication Protocols: PROFIBUS-DP, DeviceNet, Modbus (system-dependent)

• Isolation: Galvanic isolation between servo logic and I/O circuits

• Operating Temperature: 0°C ~ +45°C

• Storage Temperature: -20°C ~ +65°C

• Humidity: 5%–85% RH (non-condensing)

• Vibration Resistance: Industrial-grade (0.5g, 10–60Hz)

3.3 Key Functions

• Multi-axis servo motor control & synchronization

• High-speed encoder feedback signal processing

• Real-time motion trajectory calculation

• Servo drive command output (voltage/pulse signals)

• CNC system bus communication

• Fault detection, over-current/over-voltage protection

• Axis interlock & safety logic execution

4. Compatibility & Applications

• Direct Replacement: For faulty DF8203078-B0, JANCD-HA03, JANCD-SV02B boards

• Target Systems: Yaskawa Yasnac M-64, M-65, i80, i100 CNC controls

• Applications: CNC machining centers, lathes, grinders, automated assembly lines

• Installation: Rack-mounted; plug-and-play into dedicated slots; reconnect all connectors

5. Handling & Maintenance

• ESD Protection: Mandatory anti-static wrist strap & mat during installation

• Safety: Power off CNC system before removal/installation

• Testing: Post-installation system boot-up, axis calibration, and function verification

• Warranty: Typically 6–12 months for refurbished/replacement units

• Storage: Anti-static bag, controlled temperature/humidity environment