This manual explains how to use the Lenovo M3020 and M3120 All-in-One Printers safely.
About this manual
This manual provides detailed instructions for installing, configuring and using the Lenovo M3020, M3120 and M3220 fax machines. It covers safety warnings, initial setup, paper handling, dialing, sending and receiving faxes, as well as troubleshooting and maintenance procedures.
The document also includes technical specifications such as laser diode characteristics, compliance standards, and recommended accessories. Users will find quick reference guides, password settings, and remote retrieval card information to help operate the device efficiently. This manual is written in Chinese.
What's inside
- Introduction
- Installation and Setup
- Initial Settings
- Sending Fax
- Receiving Fax
- Paper Handling
- Safety Information
- Maintenance and Troubleshooting
- Technical Specifications
Specifications
| Laser diode wavelength | 770‑810 nm |
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| Laser output power | Maximum 5 mW |
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| Laser class | Class 3B |
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| IEC compliance | IEC 60825‑1 Class 1 laser product |
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| Interface cable length (USB/parallel) | Maximum 2.0 m |
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| Recommended paper weight | 75‑90 g/m² ordinary copy paper |
Frequently asked questions
What type of paper should be used with the fax machine?
Use ordinary copy paper weighing 75‑90 g/m², neutral (non‑acidic) paper for best print quality.
What is the maximum output power of the laser diode?
The laser diode outputs a maximum of 5 mW.
What safety steps must be taken before cleaning the device?
Unplug the telephone line and the power cord before cleaning the interior of the device.
How long can the USB or parallel interface cable be?
The cable length must not exceed 2.0 meters.