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Casio fx-7400GIII, Hardware User'S Manual

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Casio fx-7400GIII Hardware User'S Manual Download Page 1

fx-9860GIII
fx-9750GIII
fx-7400GIII

Hardware

User’s Guide

CASIO Worldwide Education Website

https://edu.casio.com

Manuals are available in multi languages at

https://world.casio.com/manual/calc/

EN

Summary of Contents for fx-7400GIII

Page 1: ...fx 9860GIII fx 9750GIII fx 7400GIII Hardware User s Guide CASIO Worldwide Education Website https edu casio com Manuals are available in multi languages at https world casio com manual calc EN ...

Page 2: ...et on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help FCC CAUTION Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Proper connectors must be used for connection to host computer and or peripherals in order to meet FCC emi...

Page 3: ...lide the case onto the calculator and then turn the calculator over Remove the battery cover from the calculator by pulling with your finger at the point marked 1 1 2 Load the four batteries that come with the calculator Make sure that the positive and negative ends of the batteries are facing correctly 3 Replace the battery cover making sure that its tabs enter the holes marked 2 and turn the cal...

Page 4: ...e screens of other models may be slightly different 4 Use the cursor keys f c d e to select the SYSTEM icon and press w then press 1 to display the contrast adjustment screen 5 Adjust the contrast The e cursor key makes display contrast darker The d cursor key makes display contrast lighter 1 INIT returns display contrast to its initial default 6 To exit display contrast adjustment press m ...

Page 5: ...ts to be lost and can cause malfunction of the calculator fx 9860GIII fx 9750GIII users The calculator is equipped with flash memory for data storage It is recommended that you always backup your data to flash memory For details about the backup procedure see Using the Memory Manager in the separate Software User s Guide You can also transfer backup files to a computer by establishing a USB connec...

Page 6: ...been moistened with a solution of water and a neutral detergent and wrung out Always be gentle when wiping dust off the display to avoid scratching it In no event will the manufacturer and its suppliers be liable to you or any other person for any damages expenses lost profits lost savings or any other damages arising out of loss of data and or formulas arising out of malfunction repairs or batter...

Page 7: ...ly Stored data can also be affected by strong electrostatic charge or strong impact It is up to you to keep back up copies of data to protect against its loss Since this calculator employs unused memory as a work area when performing its internal calculations an error may occur when there is not enough memory available to perform calculations To avoid such problems it is a good idea to leave 1 or ...

Page 8: ...EN 4 Contents 1 Key Layout 2 Specifications 3 Restart and Reset 4 Power Supply ...

Page 9: ...EN 5 1 Key Layout fx 9860GIII fx 9750GIII fx 7400GIII ...

Page 10: ...n 55 minutes display 1 year unused with power off Any of the following can shorten battery life Sequential program calculation execution Manufacturer and type of battery used differences between individual batteries Operating conditions applications used Examination Mode operation Auto power off Power is automatically turned off approximately 10 minutes or approximately 60 minutes after last opera...

Page 11: ...Receive 1 bit Includes parity None 1 bit X ON X OFF Control None 38400 bits second Parity None Bit length 8 bits Stop bit Send 3 bits Receive 2 bits Includes parity None 1 bit X ON X OFF Control None USB port All models except fx 7400GIII In accordance with USB 2 0 standards ...

Page 12: ...the calculator restarts and loads backed up data This means that if you press the RESTART button after you edit a program graph function or other data any data that has not been backed up will be lost u Reset Use reset when you want to delete all data currently in calculator memory and return all mode settings to their initial defaults Before performing the reset operation first make a written cop...

Page 13: ...e facing in the proper directions Never mix batteries of different types Never mix old batteries and new ones Never leave dead batteries in the battery compartment Remove the batteries if you do not plan to use the calculator for long periods Never try to recharge the batteries supplied with the calculator Do not expose batteries to direct heat let them become shorted or try to take them apart Sho...

Page 14: ...alculator by pulling with your finger at the point marked 1 4 Remove the four old batteries 5 Load a new set of four batteries making sure that their positive and negative ends are facing in the proper directions 6 Replace the battery cover 1 7 Turn the calculator front side up and slide off its case Next press o to turn on power If the figures on the display appear too light and hard to see after...

Page 15: ...complies with Canadian ICES 003 Cet appareil numérique de la classe B est conforme à la norme NMB 003 du Canada Manufacturer CASIO COMPUTER CO LTD 6 2 Hon machi 1 chome Shibuya ku Tokyo 151 8543 Japan Responsible within the European Union Casio Europe GmbH Casio Platz 1 22848 Norderstedt Germany www casio europe com ...

Page 16: ...ASIO COMPUTER CO LTD 6 2 Hon machi 1 chome Shibuya ku Tokyo 151 8543 Japan One or more of the following patents may be used in the product U S Pats 7 927 221 8 214 413 SA2001 A 2020 CASIO COMPUTER CO LTD ...

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