What to do if my SATO CG408TT Printer cover is open?
- WWilliam WilkinsonSep 5, 2025
If you receive a 'Cover open' error on your SATO Printer, it indicates that the cover is not closed properly. Make sure to close the cover completely.
 

What to do if my SATO CG408TT Printer cover is open?
If you receive a 'Cover open' error on your SATO Printer, it indicates that the cover is not closed properly. Make sure to close the cover completely.
Why is my SATO CG408TT Printer printing very dark?
If your SATO Printer's print is very dark, set the print darkness.
What to do if my SATO Printer is not turning on?
If your SATO Printer is not turning on: Check the connection of power connector Check the connector connection Check the connection of Main PCB board and KB board SET.
What to do if my SATO CG408TT Printer cutter does not move?
If the cutter on your SATO Printer does not move: Set to Cutter Mode Press the FEED/LINE button to move cutter blade to its home position Clean the cutter blade.
| Print Method | Thermal Transfer / Direct Thermal | 
|---|---|
| Resolution | 203 dpi | 
| Max Print Width | 104 mm | 
| Memory | 8MB Flash ROM, 16MB SDRAM | 
| Print Speed | 4 ips | 
| Media Sensor | Reflective and Transmissive | 
| Interface | USB, RS232C | 
| Optional Interfaces | Ethernet | 
| Media Type | Roll, Fanfold | 
| Media Width | 22 mm to 118 mm | 
| Media Thickness | 0.06 mm - 0.2 mm | 
| Ribbon Width | 40 mm to 110 mm | 
| Power Supply | AC 100-240V, 50/60 Hz | 
Explains pictographic symbols used in the manual and on the printer for safety.
Guidelines for choosing an appropriate and safe location for the printer.
Instructions and considerations for connecting the printer to a power source.
Lists the key features and capabilities of the CG4 Series printer.
Instructions for unpacking the printer and identifying included accessories.
Identifies and labels the main components of the printer's front and back views.
Guidance on selecting an appropriate location and choosing the correct media for the printer.
Step-by-step guides for loading roll media and carbon ribbon into the printer.
Guides on connecting power cables and various interface types for the printer.
Details the buttons and LED indicators on the printer's front panel.
Explains the different operational modes of the printer and how to access them.
Instructions for User and Factory Test Print modes for diagnostics.
Covers Operation Setting, Download, Default, and HEX Dump modes.
Lists various printer settings and their default values or ranges.
Interprets printer error signals (LEDs, buzzer) to diagnose problems.
Provides common printer problems and their potential solutions.
Guides on troubleshooting interface issues and using test prints for diagnostics.
Detailed instructions for cleaning the print head, platen, rollers, and using cleaning kits/sheets.
Information on how to easily replace the print head and platen roller.
How to optimize print quality via darkness and speed settings.
Lists physical, power, environmental, and print specifications for the CG4 Series.
Specifications for optional cutter, dispenser, and linerless kits.
Details the different interface types available for the CG4 Series printers.
Specifications and communication settings for the RS232C serial interface.
Specifications and pin assignments for the IEEE 1284 parallel interface.
Specifications and pin assignments for USB and LAN interfaces.
Details on optional cutter, dispenser, and their installation/usage.
Covers sensor positions, operation modes, reference points, and offset adjustments.
Describes printer behavior when paper or ribbon runs out.
Lists contact information for SATO worldwide operations.