Mwongozo wa Mtumiaji wa Kikokotoo cha Kompyuta cha Texas Instruments TI-5018

Utangulizi

This manual provides comprehensive instructions for the operation and maintenance of your Texas Instruments TI-5018 Desktop Calculator. Please read this manual thoroughly to ensure proper use and to maximize the lifespan of your device.

Maelezo ya Picha: Mbele view of the Texas Instruments TI-5018 Desktop Calculator. It features a black top panel with the Texas Instruments logo and a large, clear 12-digit LCD display. The main body of the calculator is silver-colored with dark gray rectangular buttons. Key labels visible include numbers 0-9, 00, decimal point, arithmetic operators (+, -, x, /), equals (=), CE (Clear Entry), C/AC (Clear All/All Clear), GT (Grand Total), MU (Markup), M+, M-, MR (Memory Recall), MC (Memory Clear), and an OFF button. A prominent blue '+' button is located at the bottom right.

Sanidi

Chanzo cha Nguvu

The TI-5018 calculator operates using a dual power system: solar power and a battery backup. For optimal performance, ensure the solar panel is exposed to sufficient light. The calculator also includes a pre-installed LR44 alkaline battery for use in low-light conditions or as a backup.

Ufungaji/Ubadilishaji Betri

The calculator comes with one LR44 battery pre-installed. If the display becomes dim or unresponsive in low light, the battery may need replacement.

1. Turn the calculator OFF.
2. Tafuta sehemu ya betri nyuma ya kikokotoo.
3. Kwa kutumia bisibisi ndogo, fungua kifuniko cha sehemu ya betri.
4. Remove the old LR44 battery and insert a new one, ensuring correct polarity (+/-).
5. Badilisha kifuniko cha sehemu ya betri na uilinde.

Kumbuka: Tupa betri zilizotumiwa kulingana na kanuni za ndani.

Maagizo ya Uendeshaji

Shughuli za Msingi

• Washa: The calculator powers on automatically when exposed to light or by pressing any key if already in a low-power state.
• Washa umeme: Bonyeza kwa IMEZIMWA button to turn off the calculator and conserve battery life.
• Ingizo Wazi (CE): Bonyeza CE to clear the last entered number without affecting previous calculations or memory.
• Clear All (C/AC): Bonyeza C/AC once to clear the current entry. Press it twice to clear all calculations and reset the calculator.
• Ingizo la Nambari: Use the number keys 0-9 na 00 to input values.
• Pointi ya decimal: Bonyeza . for decimal calculations.
• Uendeshaji wa Hesabu: Tumia + (nyongeza), - (kutoa), x (kuzidisha), na / (division).
• Sawa: Bonyeza = kuonyesha matokeo ya hesabu.
• Backspace: Tumia ← ufunguo wa kufuta tarakimu ya mwisho iliyoingizwa.

Kazi za Kumbukumbu

• Kumbukumbu Zaidi (M+): Huongeza thamani inayoonyeshwa kwenye kumbukumbu.
• Kumbukumbu ya chini (M-): Huondoa thamani inayoonyeshwa kutoka kwenye kumbukumbu.
• Memory Recall (MR): Huonyesha thamani ya sasa iliyohifadhiwa kwenye kumbukumbu.
• Memory Clear (MC): Hufuta thamani iliyohifadhiwa kwenye kumbukumbu.

Kazi za Juu

• Jumla (GT): Accumulates the results of all calculations performed using the = ufunguo. Bonyeza GT kuonyesha jumla.
• Markup (MU): Used for calculating selling prices based on cost and desired profit margin.

Matengenezo

Kusafisha

Ili kusafisha kikokotoo, tumia kitambaa laini na kikavu. Kwa uchafu mkaidi, tumia kitambaa kidogoampen the cloth with water and a mild detergent, then wipe dry immediately. Do not use abrasive cleaners, solvents, or spray directly onto the calculator.

Hifadhi

Store the calculator in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, ensure the calculator is turned off.

Kutatua matatizo

• Onyesho ni hafifu au tupu:
  • Ensure the solar panel is exposed to sufficient light.
  • The battery may be low or depleted. Replace the LR44 battery as described in the "Battery Installation/Replacement" section.
• Calculator is unresponsive:
  • Bonyeza kwa C/AC button twice to clear all operations.
  • Check the battery. If the issue persists, try replacing the battery.
• Matokeo yasiyo sahihi ya hesabu:
  • Ensure numbers and operations are entered correctly.
  • Clear all previous calculations by pressing C/AC mara mbili.

Vipimo

Udhamini na Msaada

For warranty information and customer support, please refer to the documentation included with your purchase or visit the official Texas Instruments webtovuti. Weka risiti yako ya ununuzi kama uthibitisho wa ununuzi.