Ericsson GH688 User Manual

Ericsson GH688
Mobile Phone for the GSM Network
User’s Manual

Ericsson GH688 Specifications

General

Model	GH688
Network Technology	GSM
2G bands	GSM 900 / 1800
Status	Discontinued
SIM	Mini-SIM
Display Type	Monochrome graphic
Ringtones	Monophonic
Loudspeaker	No
3.5mm jack	No
Messaging	SMS
Clock	Yes
Alarm	Yes
Games	Yes
Languages	Multiple languages

Summary

Preparing Your Phone for Use

The SIM Card Setup

Instructions for inserting and setting up the SIM card.

The Battery Management

Information on attaching, charging, and removing the battery.

Making and Receiving Calls

How to Make a Domestic Call

Step-by-step guide to initiating a local phone call.

How to Make an Emergency Call

Procedure for contacting emergency services.

Managing the Phone Book

How to Store a Phone Number

Guide to saving contact numbers and names in the phone book.

How to Recall a Phone Number

Steps to retrieve stored contact information.

Setting Time, Date, and Alarm

The Alarm Function

Instructions for setting, activating, and deactivating the alarm function.

Diverting Incoming Calls

How to Activate a Call Divert

Setting up call forwarding to another number.

Handling Multiple Calls

Activating Call Waiting Service

Enabling the feature to receive a second call during an active call.

Conference Calls

How to Initiate a Conference Call

Setting up a multi-person conversation on the phone.

The Answering Service

Voice Mail Access

Call Time and Cost Management

How to Set a Credit Limit for Calls

Fixed Dialling Features

How to Activate Fixed Dialling

Troubleshooting Common Problems

The Phone Does Not Come On

Troubleshooting steps for a phone that won't power on.

The SIM Card Has Been Blocked

Procedure for unblocking a SIM card after incorrect PIN entries.