Introduction
This manual provides comprehensive instructions for the operation and maintenance of your Sharp EL-122N-BK 12-digit electronic calculator. Please read this manual thoroughly before using the calculator to ensure proper function and longevity.
The Sharp EL-122N-BK is a basic electronic calculator designed for everyday calculations. Its features include:
- 12-digit display for clear readability.
- Easy-to-use key layout for efficient data entry.
- Multiple functions for various calculation needs.
- Construction durable pour des performances fiables.
Produit terminéview

Figure 1 : Angulaire view of the Sharp EL-122N-BK calculator, showing the display and key layout.

Figure 2 : Vue de dessus view of the Sharp EL-122N-BK calculator, highlighting the solar panel and key arrangement.

Figure 3 : Côté view of the Sharp EL-122N-BK calculator, illustrating its compact dimensions (16 cm or 6.3 inches in length).
Installation
Source d'énergie
The Sharp EL-122N-BK calculator is powered by both solar energy and a battery. This dual power system ensures reliable operation in various lighting conditions.
- Énergie solaire: The calculator primarily uses solar power when sufficient light is available. Ensure the solar panel, located above the display, is exposed to light for optimal performance.
- Puissance de la batterie : In low-light conditions, the calculator automatically switches to battery power. The battery is pre-installed and generally does not require user intervention for initial setup.
Première utilisation
- Placez la calculatrice dans un endroit bien éclairé.
- Appuyez sur le MARCHE/C button (or any numeric key) to turn on the calculator. The display should show "0".
- If the display does not appear, ensure adequate lighting for the solar panel or consider potential battery issues (refer to the Troubleshooting section).
Mode d'emploi
This section details the functions of the keys and how to perform various calculations.
Opérations arithmétiques de base
- Ajout (+): Saisissez le premier chiffre, appuyez sur +, saisissez le deuxième numéro, puis appuyez sur =.
- Soustraction (-): Saisissez le premier chiffre, appuyez sur -, saisissez le deuxième numéro, puis appuyez sur =.
- Multiplication (×) : Saisissez le premier chiffre, appuyez sur ×, saisissez le deuxième numéro, puis appuyez sur =.
- Division (÷) : Saisissez le premier chiffre, appuyez sur ÷, saisissez le deuxième numéro, puis appuyez sur =.
Clear Functions
- C (Entrée claire) : Clears the last entered number or the current calculation entry without affecting previous operations or memory.
- CA (Clear All): Clears all entries, operations, and memory, resetting the calculator to its initial state.
- OFF: Turns the calculator off. The calculator also has an auto-power off feature to conserve energy.
Fonctions de mémoire
- M+ (Mémoire Plus) : Ajoute la valeur affichée à la mémoire.
- M- (Mémoire Moins): Soustrait la valeur affichée de la mémoire.
- RM (mémoire de rappel) : Affiche la valeur actuellement stockée en mémoire.
- CM (Clear Memory) : Efface la valeur stockée en mémoire.
Fonctions spéciales
- % (Pourcentagetage) : Utilisé pour le pourcentagetage calculs. Par exempleampPour calculer 10 % de 200 : saisissez 200, appuyez sur ×, entrez 10, appuyez sur %.
- √ (Racine carrée) : Calculates the square root of the displayed number. Enter a number, then press √.
- GT (Grand Total) : Accumulates the results of all calculations performed since the last CA or GT press. Press GT afficher le total général.
- MU (Mark-Up): Used for mark-up calculations. For example, to calculate the selling price with a 20% mark-up on a cost of 100: enter 100, press MU, entrez 20, appuyez sur =.
Entretien
Nettoyage
Pour préserver l'apparence et le fonctionnement de la calculatrice :
- Wipe the calculator's surface with a soft, dry cloth.
- Pour les saletés tenaces, appliquez légèrementampNettoyez le chiffon avec de l'eau et du savon doux, puis essuyez immédiatement.
- N’utilisez pas de nettoyants abrasifs, de solvants ou ne vaporisez pas directement sur la calculatrice.
Stockage
Store the calculator in a cool, dry place away from direct sunlight and extreme temperatures when not in use for extended periods.
Dépannage
If you encounter issues with your Sharp EL-122N-BK calculator, refer to the following common problems and solutions:
| Problème | Cause possible | Solution |
|---|---|---|
| L'écran est vide ou sombre. | Insufficient light for solar panel; low battery. | Move the calculator to a brighter area. If the problem persists, the battery may need replacement (consult a service professional if necessary). |
| Résultats de calcul incorrects. | Incorrect key entry; calculator in an unusual state. | Presse CA to clear all operations and memory, then re-enter the calculation carefully. |
| Les touches ne répondent pas. | Dust or debris under keys; calculator malfunction. | Gently clean around the keys. If the issue persists, the calculator may require service. |
Caractéristiques
The following are the technical specifications for the Sharp EL-122N-BK calculator:
- Modèle: EL-122N-BK
- Type d'affichage : Écran LCD
- Nombre de chiffres: 12
- Source d'alimentation : Battery Powered (Dual power: Solar and Battery)
- Dimensions (paquet) : 17.7 x 10.7 x 3 cm
- Poids de l'article : 140 g
- Type de calculatrice : Fonction standard
Assistance et garantie
For further assistance or inquiries regarding your Sharp EL-122N-BK calculator, please refer to the retailer or manufacturer's official support channels.
Information regarding specific warranty terms and conditions should be provided at the point of purchase or through the official product documentation. Extended warranty options may be available from third-party providers, such as the 2-Year Extended Warranty by Salama Care mentioned in product listings.





