brother Portable Printers User Guide
- June 7, 2024
- Brother
Table of Contents
RJ-4250WB/4230B
For FAQs, Troubleshooting, and to download software, command reference and
manuals, visit support.brother.com
For system developers, refer to Brother Developer Center:
www.brother.com/product/dev/
Power supply
■ With battery
• Before using the printer for the first time, be sure to charge the
battery.
• The LED will turn orange when the battery is charging, and green when fully
charged.
- Use the screws included in the Active Docking Station.
■ With battery charger
■ Without battery
■ With RJ-4250WB-L
Insert a roll
Select your language
Connect your
device
* Android™ only
■ Mobile / Wi-Fi
(RJ-4250WB)
Password: 425
***** is the last five digits of the machine’s serial number, located on its base.
■ Windows
Visit install. brother and download the latest Software/Documentation Installer.
Accessories and options
Refer to User’s Guide how to use these accessories and options. (except for Shoulder Strap)
| Belt Clip
Used for carrying the printer on the belt.
---|---
| Shoulder strap
Use to put the printer on your shoulder
| Roll Holder Stop
Prevents the roll holder from closing completely to make loading paper easier.
LED indicators
| Indicator status | Condition |
|---|---|
| Unlit | • Power off |
• Charging complete (when power is turned off)
Green| • Battery level: Half or more
• Charging complete (when power is turned on)
Orange| Charging
Red| Boot mode
Green(Flashing)| Sleep mode
Orange(Flashing)| Battery level: low
Red(Flashing)| • Any error
• Battery level: empty
Troubleshooting
| Problem | Solution |
|---|---|
| The printer does not print, or there is a printing error. | ■ Is the cable |
loose?
Check that the cable is connected securely.
■ Is the media roll installed correctly?
If not, remove the media roll and reinstall.
■ Is there enough roll remaining?
If not, install a new media roll.
■ Is the media roll compartment cover open?
Check that the media roll compartment cover is closed.
■ Has a print error or transmission error occurred?
Turn off the printer and on again. If the problem still occurs, contact
Brother Customer Service at
1-800-255-0415.
The printer does not feed paper.| ■ Is there dirt or lint on the roller
preventing it from rolling freely?
Clean the roller.
■ Check that the ejection path of the paper is not blocked.
■ Check that the media roll is set correctly by removing the media roll and
installing it again.
■ Ensure that the media roll compartment cover is closed correctly.
The LED indicator or the LCD is not lit.| ■ Is the battery inserted correctly?
Check that the battery is inserted correctly. If it is, check that
the battery has sufficient charge remaining.
■ Is the adapter cord connected properly?
Check that the cord is connected correctly.
■ If the LED indicator or the LCD still does not light up, contact
Brother Customer Service at
1-800-255-0415.
The printed paper contains streaks or poor quality characters, or the paper
is not fed correctly.| ■ Is the print head or roller dirty?
Although the print head generally remains clean under normal use, lint or dirt
from the roller may become stuck on the printer head. If this occurs, clean
the roller.
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>