Manual for 991A / 991S

Manual for 991A / 991S

Brand: ALCATEL

Category: Mobile Phone

Document Type:

Language: EN

Uploaded: Aug. 10, 2025, 12:02 a.m.

Manual Publish Date: 2012-06-11

Warranty Information

This limited warranty covers defects in material or workmanship for up to 6 months for accessories and 12 months for the device itself.

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Your Mobile

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This guide covers the basic operation of your ALCATEL ONE TOUCH 991A/991S mobile phone.

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Getting Started

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  • Setup: Learn how to insert SIM card, battery, and microSD card.
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  • Powering On/Off: Hold the Power key to turn the phone on or off. Follow on-screen prompts for initial setup.
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  • Home Screen Navigation: Use the touchscreen for various actions like touching, dragging, and sliding. Access applications, shortcuts, and widgets.
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Key Features

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  • Calls: Make and receive calls, view call history, and manage contacts.
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  • Messaging: Send and receive SMS and MMS messages.
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  • Connectivity: Connect to the internet via GPRS/EDGE/3G or Wi-Fi.
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  • Personalization: Customize your home screen, ringtones, and wallpaper.
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Troubleshooting and error codes

Issue Troubleshooting Steps
My phone cannot charge properly Ensure correct battery and charger usage. Clean battery contacts. Allow up to 20 minutes for charge indicator. Ensure charging under normal conditions (0°C to 40°C). Check voltage compatibility when abroad.
My phone cannot connect to a network or “No service" is displayed Try connecting in another location. Verify network coverage with operator. Check SIM card validity. Select available network manually. Try connecting later if network is overloaded.
My phone cannot connect to the Internet Verify IMEI matches. Ensure SIM card supports internet access. Check phone's internet settings. Ensure network coverage.
Invalid SIM card Ensure correct SIM card insertion. Check for SIM card damage. Verify SIM card service availability.
Unable to make outgoing calls Dial valid number. Check country/area codes for international calls. Ensure network connection and availability. Check subscription status (credit, SIM card). Check call barring settings. Ensure not in flight mode.
Unable to receive incoming calls Ensure phone is on and connected to a network. Check subscription status. Check call forwarding and barring settings. Ensure not in flight mode.
The caller's name/number does not appear when a call is received Check service subscription with operator. Caller may have concealed their information.
I cannot find my contacts Check SIM card integrity and insertion. Import SIM contacts to phone.
The sound quality of the calls is poor Adjust volume. Check network strength. Ensure receiver, connector, and speaker are clean.
I am unable to use the features described in the manual Check operator subscription for service availability. Ensure no specific accessory is required.
When I select a number from my contacts, the number cannot be dialed Verify correct number recording in contact file. Check country prefix for international calls.
I am unable to add a contact in my contacts Check if SIM card contacts are full; delete or save to phone contacts.
My callers are unable to leave messages on my voice mail Contact operator for voice mail service availability.
I cannot access my voice mail Verify operator's voice mail number is correctly entered. Try later if network is busy.
I am unable to send and receive MMS Check phone memory availability. Contact operator for MMS parameters. Verify server center number or MMS profile. Try again later if server is busy.
SIM card PIN locked Contact operator for PUK code.
I am unable to connect my phone to my computer Install ALCATEL ONE TOUCH Android Manager. Check USB driver installation. Ensure Android Manager Agent is activated. Check USB debugging settings. Verify computer meets installation requirements. Use the correct cable.
I am unable to download new files Ensure sufficient phone memory. Select microSD card for downloads. Check subscription status with operator.
The phone cannot be detected by others via Bluetooth Ensure Bluetooth is on and phone is visible. Ensure phones are within detection range.
How to make your battery last longer Follow complete charge time (min 3 hours). Wait after partial charge for exact indication. Switch backlight on request. Extend email auto-check interval. Update news/weather manually or increase interval. Exit background apps. Deactivate Bluetooth, Wi-Fi, GPS when not in use.
The phone becomes warm after prolonged calls, game playing, internet surfing or running other complex applications This is normal due to CPU handling excessive data. Ending these activities will normalize temperature.
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