Casio SF-A7 Spezifikationen

R(with price)SF-4300R(LX-546)OCT. 1994SF-4300R

— 8 —* If the password isn'tregistered in the SF unit,display shows X insteadof "1".5. If the units have another condition, reset as

— 9 —2. Press 4 to select DATA COMM.3. Press 1 to select SEND.4. Press 3 to select ALL DATA.5. Press SET to start the send operation or ESC to abort t

— 10 —ALL DATACLEAR!OK? Y/NCAPS5. OPERATION REFERENCE5-1. RESET OPERATIONThe following procedure erases all data stored in the memo

— 11 —5-4. THE SOUND MENUThe sound menu lets you switch the key input tone and the various alarms of the SF Uniton and off.The on/off status of each S

— 12 —Pin No. Signal I/O Function1 ~ 5 C0 ~ 4 Out Common Signal for display6 GND In GND /0[V]7,8 BZ1,2 Out Buzzer terminal9 VDD In Power supply/5.3[V]

— 13 —Pin No. Signal I/O Function64,65 OSC I/O I/O Clock terminal (DT-26S)67,69~71 V1 ~ 4 Voltage for LCD driverOFF: 0[V] ON: V1: 0.64(Light) ~ 1.29(D

— 14 —6-3. VOLTAGE REGULATOR: S-81253SGUP (REG1)Output Voltage (Vout): 5.3V ± 5%6-4. VOLTAGE DETECTOR: S-80752AN (DET1)Detection Voltage(–VDET): 5

— 15 —7. TROUBLESHOOTING< No power on >Does display appear by pressingReset button?Does it sound by key enter?Do batteries make positive contact

— 16 —NReplace PCB< No key input >NReplace CPU (LSI1)YYIs 13-Pin of CPU (LSI1) sendingthe signal?YNReplace DET1NReplace CPU (LSI1)YNResolder R

— 17 —< No/Erratic display >Is input 2-Pin of S-81253 (REG1) 6[V]?Is output 3-Pin of S-81253 (REG1)5.3[V]?YYNNCheck batteriesReplace REG1NNDoes

CONTENTS1. SCHEMATIC DIAGRAM... 11-1. MAIN PCB...

— 18 —8. HARD CHECKNo. OPERATION DISPLAY NOTETurn on while short the short pad(KEY61).No displayAll dots displayChecker displayReverse checker display

— 19 —HOME/WORLD MENUOFF ON INS DELTIME/DATA DISP CHNGESC ...FUNC ... PCAPS ...

— 20 —No. OPERATION DISPLAY NOTERAM checkWRITE1EXECUTING!!Check the alarm 1sound.15161718192021Buzzer checkSEARCHTEST 2 MEMORYMENU 3 KEY4 BUZZER1 DISP

— 21 —No. OPERATION DISPLAY NOTE22(After few seconds)MEMORY 3 WR24 READ21 WR1 5 DUMP2 READ1 6 CHKSUMEXECUTINGCOMPLETE32KB22324Check sound.If RAM has d

9. ASSEMBLY VIEW— 23 —2829212022215184c9c11LSIJC1X125610271272691114132415192382717163

A : LX-546AQ (With an outside ROM)10. PARTS LIST B :LX-546AR (Without outside ROM) FOB JapanN Item Code No. Parts Name M N.R.Yen RA B Unit PriceP

A : LX-546AQ (With an outside ROM)B :LX-546AR (Without outside ROM) FOB JapanN Item Code No. Parts Name M N.R.Yen RA B Unit PriceN 22 6413 3180 S

MA0100451A

— 1 —1. SCHEMATIC DIAGRAM1-1. MAIN PCB

— 2 —1-2. KEY MATRIX

— 3 —2. SPECIFICATIONSMain Modes:Telephone Directory, Memo, Schedule Keeper, Reminder, Calendar, Home Time, World Time andCalculator.Data storage:Stor

— 4 —Schedule Keeper:Approximately 890, under the following conditions:1 item per day, 20 characters per item30 days per monthStarting time specified,

— 5 —3. TO REPLACE THE BATTERIES1) Loosen the screw on the back of the SF-4300B thatholds the battery compartment cover in place, andremove the cove

— 6 —2) Turn on the power switch of each machine.3) The slave machine must be set the date of Feb. 3rd, 1901 into the memory under the calculator mode

— 7 —Setting up for Data CommunicationsThe following procedures describe what you should do to set up for data communications betweentwo SF Units or b