1. Pengenalan
This manual provides instructions for the proper use and maintenance of your Kenko KK-402 Electronic Calculator. This 8-digit calculator is designed for basic arithmetic operations and features an auto power-off function to conserve battery life.
Image 1.1: The Kenko KK-402 Electronic Calculator. This image displays the calculator's front view, showing its 8-digit LCD display, numeric keypad, and function buttons including ON/CE, OFF, square root, percentage, memory functions (M+, M-, MRC), and basic arithmetic operations.
2. Persediaan
2.1. Pemasangan Bateri
The Kenko KK-402 calculator is battery-operated. To install or replace batteries:
- Cari penutup petak bateri di bahagian belakang kalkulator.
- Use a small screwdriver (not included) to open the battery compartment.
- Insert the required batteries (type not specified, typically button cell or AAA) according to the polarity indicators (+/-) inside the compartment.
- Gantikan penutup petak bateri dan selamatkannya.
Caution: Ensure batteries are inserted correctly. Incorrect installation may damage the device.
2.2. Menghidupkan/Mematikan
- Untuk menghidupkan kalkulator, tekan butang ON/CE butang.
- To turn off the calculator, press the DIMATIKAN butang.
- The calculator also features an automatic power-off function to save energy. It will power off after a period of inactivity.
3. Arahan Operasi
3.1. Basic Arithmetic Operations
Use the numeric keypad (0-9) and the decimal point (.) to enter numbers. Press the corresponding operator button for addition (+), penolakan (-), pendaraban (X), or division (÷).
- Tambahan: Enter first number, press +, enter second number, press =.
- Penolakan: Enter first number, press -, enter second number, press =.
- Pendaraban: Enter first number, press X, enter second number, press =.
- Bahagian: Enter first number, press ÷, enter second number, press =.
3.2. Clear Functions
- Tekan ON/CE once to clear the last entry. Press it twice to clear all entries and reset the calculator.
- Tekan DIMATIKAN to turn off the calculator.
3.3. Fungsi Khas
- Punca Kuasa Dua (√): Enter a number, then press the √ button to calculate its square root.
- Peratustage (%): Enter a number, press X (atau ÷), enter the percentage value, then press %. Untuk example, untuk mengira 10% daripada 200, masukkan 200, tekan X, masukkan 10, tekan %.
3.4. Fungsi Memori
The calculator includes memory functions to store and recall values.
- M+: Menambah nilai yang dipaparkan pada memori.
- M-: Menolak nilai yang dipaparkan daripada memori.
- BSMM: Press once to recall the memory value. Press twice to clear the memory.
4. Penyelenggaraan
- Pembersihan: Wipe the calculator with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Storan: Simpan kalkulator di tempat yang sejuk dan kering, jauh daripada cahaya matahari langsung dan suhu yang melampau.
- Penjagaan Bateri: Jika kalkulator tidak akan digunakan untuk tempoh yang lama, keluarkan bateri untuk mengelakkan kebocoran.
5. Penyelesaian masalah
| Masalah | Penyelesaian |
|---|---|
| Paparan kosong atau malap. | Periksa pemasangan bateri. Gantikan bateri jika perlu. |
| Kalkulator tidak boleh dihidupkan. | Ensure batteries are correctly installed and charged. Press the ON/CE button. |
| Keputusan pengiraan yang salah. | Press ON/CE twice to clear all previous operations and memory. Re-enter the calculation. |
6. Spesifikasi
- model: KK-402
- Jenama: Kenko
- paparan: LCD 8 digit
- Fungsi: Basic arithmetic (addition, subtraction, multiplication, division), square root, percentage, memory (M+, M-, MRC).
- Sumber Kuasa: Bateri dikendalikan
- Auto Matikan: ya
- warna: Hitam
- Jenis Bahan: Pelbagai bahan
- Dimensi: Lebih kurang 25.6 x 7.8 x 7.6 cm (Dimensi Pakej)
- Berat: Approximately 196 grams (Item Weight)
7. Waranti dan Sokongan
Untuk maklumat waranti atau sokongan teknikal, sila rujuk dokumentasi yang disertakan dengan pembelian anda atau hubungi peruncit tempat produk itu diperoleh. Simpan bukti pembelian anda untuk tuntutan waranti.