Réamhrá
Thank you for choosing the Irfora Multifunction Bamboo 12-Digit Calculator. This eco-friendly calculator combines classic design with modern functionality, featuring a durable bamboo casing and dual power source. This manual provides essential information for setting up, operating, and maintaining your calculator to ensure optimal performance.
Fíor 1: Tosaigh view of the Irfora Bamboo Calculator, showcasing its natural bamboo finish and large LCD display.
1. Socrú
1.1 Díphacáil
Carefully remove the calculator from its packaging. Inspect the device for any signs of damage. Retain the packaging for future storage or transport.
1.2 Cumhachtú ar siúl
The calculator features a dual power system: solar and button battery. It automatically switches between power sources for efficient operation.
- Cumhacht na Gréine: Place the calculator in a well-lit area. The solar panel will convert light into energy, powering the device.
- Cumhacht Battery: In low-light conditions, the calculator will automatically switch to button battery power.
- Chun an t-áireamhán a chasadh air, brúigh an ON/C/CE or AC eochair.
Fíor 2: Uilleach view of the Irfora Bamboo Calculator, showing the solar panel and LCD display.
2. Treoracha Oibriúcháin
The calculator features 29 large, comfortable keys with carved numbers that are designed not to fade over time.
Fíor 3: Gar-suas view highlighting the large, carved bamboo keys for comfortable and durable use.
2.1 Oibríochtaí Bunúsacha Uimhríochta
Perform standard calculations using the following keys:
- + (Suimniú)
- - (Dealadh)
- × (Iolrú)
- ÷ (Rannán)
- = (Cothrom le)
2.2 Feidhmeanna Cuimhne
The calculator includes memory functions for complex calculations:
- M+: Cuireann sé an luach taispeánta leis an gcuimhne.
- M-: Baintear an luach taispeánta ón gcuimhne.
- MRC: Recalls the memory value. Pressing twice clears the memory.
2.3 Feidhmeanna Speisialta
- % (Péatadántage): Calculates percentagtá.
- √ (Square Root): Calculates the square root of the displayed number.
- +/- (Sign Change): Changes the sign of the displayed number (positive to negative, or vice versa).
- AC (All Clear): Clears all entries and memory.
- ON/C/CE (On/Clear Entry): Turns on the calculator. When on, clears the last entry. Pressing twice clears all entries.
Figure 4: A hand demonstrating the use of the calculator for daily tasks.
2.4 Cumhacht Uathoibríoch Off
To conserve energy, the calculator will automatically power off after approximately 12 minutes of inactivity. Press ON/C/CE or AC chun é a chasadh ar ais.
3. Cothabháil
3.1 Glanadh
To clean the calculator, gently wipe the surface with a soft, dry cloth. For stubborn dirt, a slightly damp cloth can be used, but ensure no moisture enters the device. Avoid using harsh chemicals or abrasive cleaners.
3.2 Stóráil
Store the calculator in a cool, dry place away from direct sunlight and extreme temperatures. Prolonged exposure to direct sunlight can affect the bamboo finish.
3.3 Athsholáthar Ceallra
The calculator uses a button battery (type not specified, typically AG10 or LR1130). If the display becomes dim or unresponsive in low light, the battery may need replacement. Consult a qualified technician or refer to the product packaging for specific battery type and replacement instructions. Improper battery replacement can damage the device.
4. Fabhtcheartú
| Fadhb | Cúis Féideartha | Réiteach |
|---|---|---|
| Tá an taispeáint bán nó doiléir. | Solas neamhleor le haghaidh cumhacht na gréine, nó ceallraí íseal. | Move the calculator to a brighter area. If the problem persists, the button battery may need replacement. |
| Ní chasann an t-áireamhán air. | No power, or device is in auto-off mode. | Ensure adequate light for solar power. Press ON/C/CE or AC. If still unresponsive, replace the button battery. |
| Torthaí ríomha míchearta. | Incorrect key input, or temporary internal error. | Brúigh AC to clear all entries and restart the calculation. Double-check your input. |
5. Sonraíochtaí
- Branda: Irfora
- Múnla: LAKJPOS0867
- Taispeáin: 12-Digit Large LCD
- Foinse Cumhachta: Dual Power (Solar & Button Battery)
- Eochracha: 29 Bamboo Keys with Carved Numbers
- Feidhmeanna: Basic Arithmetic, Square Root, Percentage, Memory (M+, M-, MRC), Sign Change
- Uathchumhacht múchta: Approximately 12 minutes of inactivity
- Toisí Táirge: 19 x 14 x 4 cm (thart ar 7.5 x 5.5 x 1.6 orlach)
- Meáchan Táirge: 295 g (thart ar 0.65 lb)
6. Barántas agus Tacaíocht
For warranty information and customer support, please refer to the documentation included with your purchase or contact your retailer. Keep your proof of purchase for any warranty claims.
Le haghaidh tuilleadh cúnaimh, tabhair cuairt ar Irfora brand page on Amazon.co.jp.