YASKAWA JANCD‑CG22（DF8202628）
Description
1. General
1.1 Model
JANCD‑CG22（Rev A0）
Part No: DF8202628
Variants: CG22‑1, CG22‑2
1.2 Application
4‑axis servo motion control board for YASNAC MX3 / i80 CNC systems
Controls up to 4 Σ‑V / Σ‑VII servos via MECHATROLINK‑II/III
1.3 Features
4 independent servo axes（CN1–CN4）
MECHATROLINK‑II/III + Ethernet 10/100 Mbps
Encoder: A/B/Z differential（incr.）+ BiSS absolute
Onboard position loop & interpolation
3U Eurocard, +24 VDC powered, industrial temp range
2. Specifications
| Item | Rating |
|---|---|
| Power | +24 VDC ±10%, 1.2 A |
| Axes | 4（CN1～CN4） |
| Comm | MECHATROLINK‑II/III, Ethernet（RJ45） |
| Encoder | Incremental（A/B/Z, diff）; Absolute（BiSS） |
| Operating Temp | 0～55°C |
| Storage Temp | −20～70°C |
| Dimensions | 100 × 160 × 20 mm（3U） |
| Weight | Approx. 0.4 kg |
| Compatible CNC | YASNAC MX3, i80M / i80L |
3. Board Layout & Connectors
| Connector | Function |
|---|---|
| CN1～CN4 | Servo Axis 1～4（PWR/ENC/I/O） |
| CN5 | +24 VDC Power Input |
| CN6 | Ethernet（RJ45, 10/100 Mbps） |
| CN7 | MECHATROLINK‑II/III |
| CN8 | System Bus（to CNC Mainboard） |
| LED1 | PWR（Green = Power OK） |
| LED2 | RUN（Green blink = Normal） |
| LED3 | ALM（Red = Alarm） |
4. Pinout（CN1～CN4, per axis）
| Pin | Signal | Description |
|---|---|---|
| 1 | +24V | Servo power |
| 2 | GND | Ground |
| 3 | ENC_A+ | Encoder A+（diff） |
| 4 | ENC_A− | Encoder A−（diff） |
| 5 | ENC_B+ | Encoder B+（diff） |
| 6 | ENC_B− | Encoder B−（diff） |
| 7 | ENC_Z+ | Encoder Z+（diff） |
| 8 | ENC_Z− | Encoder Z−（diff） |
| 9 | ALM_IN | Servo alarm input |
| 10 | SRV_ON | Servo enable output |
CN5（Power）
5. Communication
Ethernet（CN6）
Default IP: 192.168.1.101
Subnet: 255.255.255.0
Cable: CAT5e straight‑through
MECHATROLINK（CN7）
Protocol: MECHATROLINK‑II/III
Cable: Yaskawa dedicated shielded bus cable
Termination: 120 Ω ON at last node
Station address: 1～31（set via rotary switch）
6. Installation
Insert into 3U slot of MX3/i80 rack.
Secure with screws; torque 0.8–1.0 N·m.
Keep ≥20 mm clearance for airflow.
Separate signal cables from power cables（≥10 cm）.
7. LED Status
PWR (Green) : ON = 24V OK; OFF = no power/fault
RUN (Green) : Blink（1 Hz）= normal; OFF = stopped/fault
ALM (Red) : ON = alarm; OFF = normal
8. Common Alarms
| Code | Description | Cause |
|---|---|---|
| ALM01 | Overvoltage | +24V > 26.4V |
| ALM02 | Overcurrent | Axis overload/wiring short |
| ALM03 | Encoder error | No signal/wrong type |
| ALM04 | MECHATROLINK error | Cable/termination/address |
| ALM05 | Overtemp | >55°C / blocked ventilation |
9. Compatibility
Servo Drives: Σ‑V (SGDV), Σ‑VII (SGD7S)
CNC: YASNAC MX3, i80M, i80L
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