Casio CSF-7950 Specifications

R(without price)JULY. 1995CSF-7950(ZX-859)CSF-7950INDEX

— 8 —How to transfer the data1. The slave unit must be set the date of Feb. 3rd, 1901 into the memory under the calculator mode.Operation : ON

— 9 —PIN FUNCTIONCPU (HD62119A03)Pin No. Pin Name Input / Output Function1~12 KO1~KO12 O Key common signal13~20 KI1~KI8 I Key input signal21 BUFON O C

— 10 —DIAGNOSTIC PROGRAMTo enter the diagnostic program, proceed as follows;1 : Open the battery cover and slide the main switch to the arrow side.2 :

— 11 —STEP OPERATION DISPLAY NOTEMemoryCheck2 /////////// MEMORY ///////////1 WRITE 12 READ 13 WRITE 24 READ 25 DUMP6 CHECK SUM1RAM WRITE 1Wri

— 12 —STEP OPERATION DISPLAY NOTEMemoryCheckOK /////////// MEMORY ///////////1 WRITE 12 READ 13 WRITE 24 READ 25 DUMP6 CHECK SUM6 CHECK SU

— 13 —STEP OPERATION DISPLAY NOTEESC ////////// TEST MENU //////////1 DISPLAY2 MEMORY3 KEY & TIME4 BUZZER5 I / F6 CONTRAST7 RESETInte

— 14 —ERROR MESSAGESTEP OPERATION DISPLAY NOTEOK ////////// TEST MENU //////////1 DISPLAY2 MEMORY3 KEY & TIME4 BUZZER5 I / F6 CONTRAST7 R

— 15 —SCHEMATIC DIAGRAMMAIN PCBRAMLSI4 LSI5R32 IC10C13 C141Mbit2Mbit

— 16 —DISPLAY PCB

— 17 —KEY MATRIX (Keyboard side)

CONTENTSFEATURES ... 1SPEC

— 18 —KEY MATRIX (Display side)

PARTS LIST FOB JapanN Item Code No. Parts Name SpecificationQ'tyM N.R.Yen RAQ BQ Unit PriceCPU BOARD ASS'YD4,52390 0364Schottky diode MA

FOB JapanN Item Code No. Parts Name SpecificationQ'tyM N.R.Yen RAQ BQ Unit PriceR50 Chip resistor MCR10EZHJ184 1 1R51,32,21 Chip resistor MC

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8-11-10, Nishi-ShinjukuShinjuku-ku, Tokyo 160, JapanTelephone: 03-3347-4926

— 1 —FEATURES3-color displayThe display shows data in three colors: orange, blue and green. Different colors can be used to highlightspecific dates in

— 2 —SPECIFICATIONSStorage CapacityThe 128K bytes memory capacity includes a 124,105 bytes user area. The following shows examplesof what this means f

— 3 —Main Modes:Telephone Directory, Business Card Directory, Memo, Schedule Keeper, To Do, Expense Manager,Reminder, Calendar, Home Time, World Time

— 4 —GENERAL GUIDEAbout the desktop...The desktop gives you point-and-select access to the data management features of the CSF-7950.Whenever you want

— 5 —Pointer (currentlyselected color)Adjusting the Display ContrastThe following procedure describes how to adjust the color contrast, which controls

— 6 —CR2025 lithiumbattery(A)RESETBack-up batterycompartmentcoverRESETRESETbuttonBack-up BatteryBefore replacing the back-up battery, note the followi

— 7 —4. Press OK to reset the memory and delete all data or ESC to abort the reset operation without deletinganything.• After the ALL RESET operation