CX1145 - Printer OKI - Free user manual and instructions
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| Product Type | Color LED Printer |
| Brand | OKI |
| Model | CX1145 |
| Print Technology | LED (Light Emitting Diode) |
| Print Speed (Color) | Up to 22 ppm (A4) |
| Print Speed (Monochrome) | Up to 22 ppm (A4) |
| Maximum Print Resolution | 600 x 600 dpi (with enhancement up to 2400 dpi) |
| Paper Size Supported | A4, A5, A6, B5, Letter, Legal, Executive, Envelopes, Custom |
| Standard Input Capacity | 250 sheets (tray 1) + 100 sheets (multi-purpose tray) |
| Recommended Monthly Duty Cycle | 1,500 - 4,000 pages |
| Dimensions (W x D x H) | 410 x 489 x 320 mm |
| Weight | Approx. 21 kg |
| Power Consumption (Operating) | Approx. 1,100 W (max) |
| Power Consumption (Standby) | Approx. 100 W |
| Power Consumption (Sleep) | Approx. 15 W |
| Noise Level (Operating) | Approx. 51 dB(A) |
| Connectivity | USB 2.0, Ethernet 10/100/1000 Base-TX, Wi-Fi (optional) |
| Operating System Support | Windows, macOS, Linux (varies by driver) |
| Maintenance | Replace toner cartridges (CMYK), clean LED head, replace fuser unit after life |
| Safety Features | Automatic sleep mode, overheat protection, safety certifications (CE, UL) |
| Accessories / Spare Parts | Toner cartridges (Cyan, Magenta, Yellow, Black), fuser unit, belt unit, waste toner bottle |
| Warranty | 1 year limited warranty (depending on region) |
Frequently Asked Questions - CX1145 OKI
How do I load paper into the OKI CX1145?
Open the main paper tray (Tray 1) by pulling it out. Adjust the paper guides to the size of the paper, then load a stack of paper (up to 250 sheets) with the print side facing up. Push the tray back in until it clicks. For the multi-purpose tray, pull it down, adjust guides, and load paper (up to 100 sheets). Ensure the paper is not curled or wrinkled.
How do I replace a toner cartridge?
Open the front cover. Pull the toner cartridge of the color you want to replace (Cyan, Magenta, Yellow, or Black) straight out. Unpack the new cartridge, shake it gently side to side to distribute toner, then remove the protective tape. Insert the new cartridge into the corresponding slot until it snaps into place. Close the front cover.
How do I clear a paper jam?
Open the front cover and also the rear cover if needed. Gently pull out any jammed paper from the rollers, taking care not to tear it. Check the paper feed area and the fuser unit. Remove any fragments. Close all covers. If the jam persists, consult the manual for specific jam locations.
How do I connect the printer to Wi-Fi?
The OKI CX1145 may require an optional wireless module. If installed, press the Menu button on the printer, navigate to Network > Wi-Fi > Setup. Select your network SSID, enter the password using the keypad, and confirm. Alternatively, use the printer's built-in web interface via Ethernet to configure Wi-Fi.
What types of paper can I use?
The printer supports plain paper, recycled paper, envelopes, labels, and transparencies. Recommended weight is 60-120 gsm for plain paper, up to 220 gsm for cardstock. Always use paper that is not damaged, curled, or damp. For envelopes, use only envelopes with straight edges and no windows.
How do I clean the LED head?
Turn off the printer and unplug it. Open the top cover to access the LED head. Use a soft, lint-free cloth lightly dampened with water or isopropyl alcohol. Gently wipe the glass surface of the LED head from side to side. Avoid touching the surface with fingers. Close the cover and plug in the printer.
How do I update the printer firmware?
Download the latest firmware from the OKI support website for the CX1145. Access the printer's web interface by entering its IP address in a browser. Go to Maintenance > Firmware Update, browse to the downloaded file, and click Update. Do not turn off the printer during the update.
What do the blinking lights on the control panel mean?
Refer to the user manual for a full list. Common indications: Ready (solid green) means printer is ready; Data (flashing green) means receiving data; Error (flashing red) indicates a jam or toner issue; Attention (flashing amber) means low toner or other service needed.
How do I print a test page?
Press the Menu button on the printer. Navigate to Information > Print Menu Map or Print Configuration. Select it and press OK. A test page will print showing current settings and printer status.
Why are my prints faded or have streaks?
Faded prints may indicate low toner - check and replace the appropriate cartridge. Streaks could be due to dirty LED head - clean it as described above. Also ensure you are using the correct paper type settings. If problems persist, run a cleaning cycle from the printer menu under Maintenance > Image Drum Cleaning.
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