I. Basic Information

Model: JANCD-GMR22

Brand: Yaskawa (Yaskawa)

Origin: Japan

Type: Graphic Processor Board (Graphic Module)

Compatible System: YASNAC 2000G / 3000G CNC

Main Control Board: GMM11, GMM12 (cannot be GMM22)

Board Form: Full-length industrial board, Slot 2 slot

Original Part Number: DF7000063

II. Hardware Specifications

Power Supply: Backplane direct supply DC5V, approximately 18W

Display Resolution: 640×480 (CRT / Monochrome LCD)

Graphics Capability: 2D Tool Trajectory, Coordinate Display, Simple Machining Simulation

Temperature: Working 0℃~+55℃; Storage -25℃~+85℃

Humidity: 30%~95% RH (No Condensation)

III. Board Interface (CN1~CN4)

CN1: System Bus → Connects to GMM Controller, High-speed Data Interaction

CN2: Display Output → CRT / LCD (VGA Compatible)

CN3: Panel Interface → MDI Keyboard, Operation Panel Signals

CN4: Expansion Interface → Optional Ethernet / DNC Communication

Indicators (Front)

PWR: Power Normal (Always On)

RUN: Graphics Processing (Flashes at approximately 1Hz)

ALM: Display / Communication Alarm (Always On)

DSP: Data Transmission (Flashes)

IV. Pairing Rules (Important)

✅ GMM11 (4 axes / 256KB) → GMR22 (2000G Standard)

✅ GMM12 (6 axes / 512KB) → GMR22 (2000G/3000G Universal)

❌ GMM22 (8 axes / 1MB) → Unavailable GMR22, Must Use GMR24

V. Common Faults

No Display: CN1 Loosening, GMM Not Started, Backplane DC5V Abnormal

Flickering / Mosaic: Graphics Chip Aging, Resolution Mismatch, GMM/GMR Firmware Version Incompatible

Graphics Not Refreshed: CN1 Bus Fault, GMM Memory Insufficient, Processing Program Too Large