Maxcom MM820 Plus User Manual

Warning!
Only use batteries, charger and accessories that have been approved for use with
this particular model. Connecting other accessories may be dangerous and may
invalidate the phone’s type approval and guarantee.
Whenthe battery is running low is displayed and a warning signal is heard.
To charge the battery, connect the mainsadapter to the wall socket and to the
charging socket .
is displayed briefly when the charger is connected to the phone, and
when it is disconnected.
The battery charge indicator will be animated while charging. It takes
approximately 3 hours to fully chargethe battery.
is displayed when charging is completed.
Note!
Full battery capacity will not be reached until the battery has been charged 3–4
times.
The ambient temperature must be in the range 0 °C to +40 °Cwhen charging.
Batteries degrade over time, which means that call time and standby time will
normally decrease with regular use.

Maxcom MM820 Plus Specifications

General

Display Size	2.4 inches
Display Resolution	240 x 320 pixels
Display Type	TFT
Operating System	Proprietary
Network	GSM
Phonebook	Yes
Call Records	Yes
Colors	Black, Red
Battery	1000 mAh
SIM	Dual SIM (Mini-SIM)
Memory Card Slot	microSD
Bluetooth	Yes

Summary

Installation Guide

Installing SIM Card and Battery

Instructions for inserting a SIM card and battery into the phone.

Phone Charging

Phone Operation

Activating the Phone

Steps to turn the phone on and off, and handle PIN/PUK codes.

Phonebook Management

Creating a New Contact

Steps to add new contacts with names and phone numbers.

Managing Existing Contacts

SMS Messaging

Creating and Sending SMS

Steps to compose, send, and manage text messages.

Phone Settings

Time and Date Configuration

Emergency Features

Emergency Call Activation

Configuring the emergency call key activation settings.

Emergency Contact Numbers List

Managing the list of numbers to be called during an emergency.

Call Setup Options

Message Management

SMS Profile Setup

Security Settings

SIM Card Lock

Enabling or disabling the SIM card lock feature.

Phone Lock Activation

Activating or deactivating the phone lock.

Password Management

Changing PIN codes and the phone lock password.

Safety and Usage Precautions

General Safety Instructions

General safety precautions for using the phone and accessories.

Medical Device Interference

Pacemaker Safety Recommendations

Troubleshooting Guide

Phone Won't Turn On

Solutions for issues where the phone does not power on.

Battery Charging Failures

Troubleshooting steps for battery charging problems.

Reduced Standby Time

Call Placement/Reception Issues

Resolving issues with making or receiving phone calls.

Incorrect PIN Entry

Troubleshooting incorrect PIN entry and PUK code usage.

SIM Card Errors