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Casio CFX-9800G, Руководство по обслуживанию и список запасных частей

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— 22 —

12-2. ROM (MB834000CPF-G-4EP)

Pin No.

Pin Name

Input / Output

Function

1

NC

I

Power supply

2~12,23,25~31,

A0~A18

I

Address input

13~15,17~21

D0~D7

O

Data output

16

VSS

I

Ground 

22

CE

I

Chip enable input from CPU

24

OE

I

Output enable input from CPU

32

VCC

I

Power supply 

Pin No.

Pin Name

Input / Output

Function

1~10,21,23~26,

A0~A14

I

Address input

11~13,15~19

IO1~IO8

I/O

Data input/output

14

GND

I

Ground 

20

CS

I

Chip select signal 

22

OE

I

Output enable input from CPU

27

WE

I

Write enable input

28

VCC

I

Power supply 

12-3. RAM (256SRAM/3V)

Содержание CFX-9800G

Страница 1: ...R CFX 9800G LX 392AA MAR 1995 without price INDEX ...

Страница 2: ...ELDING CONDITION FOR THE CERAMIC OSCILLATOR CSTC4 30MG TC 10 7 ERROR MESSAGE 10 8 OPERATION CHECK 12 9 COLOR ADJUSTMENT ON OPERATION CHECK 14 10 DATA TRANSFER CHECK 16 11 DATA COMMUNICATIONS 17 11 1 Connecting Two CFX 9800G Units 17 11 2 Before Starting Data Communications 17 11 3 Setting Communications Parameters 18 11 4 Using ALL Range and Factor 19 11 5 Data Communications Precautions 20 12 PIN...

Страница 3: ...1 SCHEMATIC DIAGRAM 1 1 Main PCB NOTES 1 The terminals with mark are the checking points for the power supply 2 The terminals with mark are the checking points for the function 3 LSI5 and C14 are not used ...

Страница 4: ... 2 1 2 Power Supply and Key Block ...

Страница 5: ...th battery type LR03 AM4 Approximately 80 hours continuous display of initial screen with battery type R03 UM 4 Approximately 2 years power switch off with LR03 AM4 R03 UM 4 Memory protection Approximately 2 years The batteries that have been installed in this unit when user purchased it had been used in the factory test so it will be impossible to fully satisfy this specifications when these batt...

Страница 6: ...ure you may end up in a mode that is different than the one you thought you selected The following explains the meaning of each icon in the Main Menu COMP Mode Use this mode for arithmetic calculations and function calculations for drawing graphs and for executing programs BASE Mode Use this mode for binary octal decimal and hexadecimal calculations and conver sions This mode is also used for logi...

Страница 7: ...calculator to its initial settings 3 2 About Display Colors The calculator can display data in three colors orange blue and green The default color for graph drawing and comment text accompanying a graph or program execution operation is blue but you can use the following procedure to change the color to orange or green if you want 1 Display the Graph Color Menu SHIFT COLOR F1 Orn Orange graph and...

Страница 8: ...ke the figures on the display darker or to make them lighter 3 Press MENU to return to the Main Menu To adjust the tint 1 Use and to move the pointer to the color you want to adjust ORANGE BLUE GREEN 2 Use to move the setting toward the G green side or to move it to the O orange side 3 Press MENU to return to the Main Menu When adjusting the color contrast first adjust overall display contrast and...

Страница 9: ...re facing in the proper directions 5 Insert the tabs of the main battery compartment cover into the slots in the back of the calculator and replace the cover Secure it in place with the screw Power will not switch on if you press AC ON while the main power supply battery compartment cover is open 6 Remove the calculator from its hard case and press AC ON to switch power on Power supplied by memory...

Страница 10: ...e old battery 4 Wipe off the surfaces of a new battery with a soft dry cloth Load it into the calculator so that its positive side is facing up 5 Insert the tabs of the back up battery compartment cover into the slots in the back of the calculator and replace the cover Secure it in place with the screw 6 Switch the power of the calculator on and check for proper operation Screw B 5 RESET OPERATION...

Страница 11: ...ializes the unit to the following settings Item Mode Unit of Angular Measurement Norm BASE N Value Memories Expanded Memory Function Memory Ans Memory Graphic Display Text Display Equation Memory Statistical Data Memory Matrix Memory Graphic Function Memory Dynamic Graph Functions Table Graph Data Input Buffer Program File Memory Initial Setting COMP Deg Norm 1 Dec Clear Clear Clear Clear Clear Cl...

Страница 12: ...onding Lbl n for Goto n 2 No program stored in program area Prog n Countermeasure 1 Use or to display the point where the error was generated and correct it 2 Use or to display the point where the error was generated and then correct the program 1234 Check the input numeric value and correct it When using memories check that the numeric values stored in memories are correct 5 Try using a smaller v...

Страница 13: ...e Incorrect argument specification for a command that requires an argument Illegal dimension used during matrix calculations Countermeasure Ensure that Prog n is not used to return from subroutines to main routine If used delete any unnecessary Prog n Trace the subroutine jump destinations and ensure that no jumps are made back to the original program area Ensure that returns are made correctly Si...

Страница 14: ... and receiving unit are identical Delete some data stored in the receiv ing unit and try again DISPLAY OFF Frame is displayed No color no display Red dots are displayed Green dots are displayed NOTE Reset TEST mode menu Check for display Check for display Check for display Check for display 8 OPERATION CHECK RESET ALL MEMORIES RUN COMP ZM PLT LIN CLS G type Angle Display M D Cpy REC CON Deg Nrm1 M...

Страница 15: ...do not appear accurately please take the adjustment men tioned in the section 9 Color check TEST mode menu Check for keys Check for keys To push the key sequentially that is being appeared in the display TEST mode menu ROM check TEST mode menu RAM check Four colors are displayed Blue No color Orange Green LX392 TEST MODE 1 LCD 2 KEY 3 RAM 4 ROM 5 DET 6 TRS 7 Cnt 0 Rst LX392 TEST MODE 1 LCD 2 KEY 3...

Страница 16: ... 4 5 NOTE Reset TEST mode menu DISPLAY OFF RESET ALL MEMORIES RUN COMP ZM PLT LIN CLS G type Angle Display M D Cpy REC CON Deg Nrm1 M Disp LX392 TEST MODE 1 LCD 2 KEY 3 RAM 4 ROM 5 DET 6 TRS 7 Cnt 0 Rst OPERATION Use thin and pointed object to press the RESET button on the back of the unit F1 SHIFT AC ON Press F6 ab c AC ON keys at same time RESET RESET ALL MEMORIES RESET ALL YES NO RESET RESET AL...

Страница 17: ...CHECK to end this adjustment STEP 6 7 8 9 10 DISPLAY NOTE Color adjustment mode Aim at the CONTRAST Adjust the color until the primary colors appear accurately TEST mode menu End ORANGE BLUE GREEN CONTRAST COLOR IN A INIT O B G CONTRAST COLOR IN A INIT O B G LX392 TEST MODE 1 LCD 2 KEY 3 RAM 4 ROM 5 DET 6 TRS 7 Cnt 0 Rst ...

Страница 18: ...NG COM OK 0 Self 1 Send 2 Receive SENDING COM END 0 Self 1 Send 2 Receive LX392 TEST MODE 1 LCD 5 DET 2 KEY 6 TRS 3 RAM 7 Cnt 4 ROM 0 Rst LX392 TEST MODE 1 LCD 5 DET 2 KEY 6 TRS 3 RAM 7 Cnt 4 ROM 0 Rst TRANSMIT Check 1 COM Check 2 Random Data Out 0 Self 1 Send 2 Receive SENDING COM END 0 Self 1 Send 2 Receive WAITING WAITING COM OK 0 Self 1 Send 2 Receive LX392 TEST MODE 1 LCD 5 DET 2 KEY 6 TRS 3 ...

Страница 19: ...11 DATA COMMUNICATIONS Though you can transfer programs between the CFX 9800G and another CFX 9800G an fx 7700GB an fx 7700GE an fx 7700GH an fx 9700GE an fx 9700GH an OH 7700GE an OH 9700GE or an fx 8700GB all of the examples in this manual cover data transfer with another CFX 9800G only 11 1 Connecting Two CFX 9800G Units The following procedure describes how to connect two Power Graphic units w...

Страница 20: ...nications you must first set up certain hardware parameters to make sure that the two units are able to understand each other The parameters of the sender and the receiver must be identical for them to be able to communicate correctly There are two hardware parameters that you can set Selection Meaning ALL All data from Program to Equation Program Program data Editor File names and file data Funct...

Страница 21: ...6 100 F4 EVN ODD NON PARITY EVEN BPS 9600 M D Cpy M Disp F1 F2 F3 RECEIVE DATA ALL Program Editor Function Memory Matrix Statistics Variable Memory RECEIVE ALL DATA YES NO F1 F6 Receive Unit Starting from the LINK Mode press the function key to enter the receive mode F2 RCV Make sure that the pointer is located at ALL and press EXE to specify it as the data type EXE Press F1 YES to start the recei...

Страница 22: ...henever you try to send data to a receiving unit that is not yet standing by to receive data When this happens press AC to clear the error and try again after setting up the receiving unit to receive data A RECEIVING ERROR occurs whenever the receiving unit does not receive any data approxi mately six minutes after it is set up to receive data When this happens press AC to clear the error A TRANSM...

Страница 23: ...2 63 OPT0 OPT1 O Output point for check 64 71 PORT0 PORT7 I O Input output point 72 VSS GND 73 74 PI PO Power for ceramic oscillator 75 VLC Power 76 77 XO XI Power 78 VCC Power for LSI 79 VREG2 Power 80 81 TS1 TS2 I Terminal for test 82 VSSR GND 85 VSS GND 86 OCLK O Clock 87 ITOFF I O Terminal for power switch 89 SW I Reset switch 90 VDB Power 91 94 VD1 VD4 Power for doubler 95 VREG1 Regulator pow...

Страница 24: ... Ground 22 CE I Chip enable input from CPU 24 OE I Output enable input from CPU 32 VCC I Power supply Pin No Pin Name Input Output Function 1 10 21 23 26 A0 A14 I Address input 11 13 15 19 IO1 IO8 I O Data input output 14 GND I Ground 20 CS I Chip select signal 22 OE I Output enable input from CPU 27 WE I Write enable input 28 VCC I Power supply 12 3 RAM 256SRAM 3V ...

Страница 25: ...oor contact on power switch Poor connection on PC joiner Poor soldering on LSI capacitor or resistor Weak battery Dirt or poor contact on battery Poor contact on power switch Poor connection on PC joiner Defective LSI capacitor or resistor Poor contact between LCD and PCB Poor soldering on LSI Dirt on key contact Heavy key motion Poor soldering on LSI Defective LSI capacitor or resistor Constant c...

Страница 26: ... N on the lower case E and remove this lower case from the body 3 Remove one end of the PC joiner D from the L392 1 assembly 1 with the help of fusing its weld 4 Loosen the two screws j on the L392 1 assembly 1 and the four screws j on the LCD holder 3 then remove the L392 1 assembly 1 from the upper case U 5 Loosen the six screws j on the L392 2 assembly and remove the L392 2 assembly from the up...

Страница 27: ... 25 5 7 8 5 50 40 16 17 15 54 55 18 56 57 21 20 22 23 24 6 3 28 27 27 28 19 29 30 25 26 13 37 50 47 12 4 10 2 11 49 38 39 41 42 43 44 45 46 48 31 36 32 32 34 35 33 51 53 52 50 14 50 ...

Страница 28: ... 27 AA AA AA AA AA AA AA AA AA AA Obverse side Reverse side 1 2 3 4 5 6 7 8 9 10 11 14 13 12 C33 C34 J1 5 Fig 1 L392 1 assembly and L392 2 assembly ...

Страница 29: ...Chip resistor ERJ 6ENF8061V 1 20 C N R20 2797 4403 Chip resistor ERJ 6ENF9312V 1 20 C R21 2797 4032 Chip resistor ERJ 6ENF1502V 1 20 C N R22 2797 4256 Chip resistor ERJ 6ENF9762V 1 20 C N R23 7102 6064 Chip resistor ERJ 6ENF1003V 1 20 C R28 2797 0616 Chip resistor ERJ 6GEYG105V 1 20 C N THR1 2755 0147 Thermistor 104HT 1 5 C N 2 3335 5558 LCD CD1013 TS 1 1 A N 3 6413 5160 LCD holder L392 A340165 1 ...

Страница 30: ...3625 1 1 20 C N 31 6413 5240 Upper case L392 A140035 1 1 1 C N 32 6413 5280 Adhesive tape D L392 A440185 3 2 20 C N 33 6413 5250 Protector L392 A340119 1 1 5 C N 34 6413 5260 Adhesive tape A L392 A440185 1 1 20 C N 35 6413 5290 Display plate L392 A340112 1 1 10 C N 36 6413 5270 Adhesive tape C L392 A440185 2 1 20 C 37 6386 7450 Battery spring A V355 A410112 1 1 20 C N 38 6413 5000 Button B L392 A3...

Страница 31: ...8 11 10 Nishi Shinjuku Shinjuku ku Tokyo 160 Japan Telephone 03 3347 4926 ...

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