
Roland DG · Servo Boards · Part No. 6702028100
Original Roland SOLJET PRO4 XR-640 Servo Board Assembly – 6702028100
Servo board assembly 6702028100 for the Roland SOLJET PRO4 XR-640 eco-solvent printer/cutter. It controls the carriage and media feed motors and resolves motor errors, jerky movement and unstable feeding.
- 100% genuine Roland DG part
- Brand new
- Worldwide shipping by DHL / FedEx
Price · USD
Per piece
$706
- 6702028100part number
- 1compatible model
- Newcondition
- Roland DGbrand
Roland 6702028100 Overview
This is the servo board assembly for the Roland SOLJET PRO4 XR-640 64-inch printer/cutter, Roland part number 6702028100 (ASSY,SERVO BOARD XR-640). This is a genuine, original Roland part – not a copy or compatible replacement.
The XR-640 servo board supplies and controls the drive current for the carriage and feed motors, closing the loop with the encoder readings so that printing and contour cutting stay accurately aligned. Common symptoms of a bad servo board are motor errors on the panel, the carriage refusing to move during initialization, jerky or noisy motion, unstable media feed and sudden shutdowns under load.
Key features
- Genuine original Roland part
- Servo board made for the SOLJET PRO4 XR-640
- Part no. 6702028100
- Fixes motor control faults without replacing the motors
- Packed securely for international delivery
Compatible model: Roland XR-640. We recommend checking the motor and encoder cables at the same time, since a damaged cable can produce the same errors as a failed board.
Please check the part number on your existing part, or contact us with your machine model and serial number if you are not sure about compatibility.
Specifications
| Item | Specification |
|---|---|
| Brand | Roland DG |
| Authenticity | Genuine original Roland part |
| Part Number | 6702028100 |
| Part Name | ASSY,SERVO BOARD XR-640 |
| Compatible Models | XR-640 |
| Condition | New |
Not sure this is the right part for your machine?
Send Ewan your machine model and serial number, or a photo of the old part and its label, on WhatsApp – he’ll confirm compatibility and reply with a quote, usually within a few hours.





