Casio SF-5590SY Service Manual & Parts List Download Page 19 | Manualshive

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6. SCHEMATIC DIAGRAMS

6-1. MAIN PCB ASS’Y (A342054)-(1/4)

CPU

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Summary of Contents for SF-5590SY

Page 1: ...SF 5590SY 5790SY 5990SY SF 5590SY PLUS 5790SY PLUS 5990SY PLUS ZX 455 R SEP 1997 without price SF 5590SY 128KB DIGITAL DIARY SF 5590SY PC sync ...

Page 2: ...A 128 13 4 OPERATION CHECK 15 5 ERROR MESSAGES 18 6 SCHEMATIC DIAGRAMS 6 1 MAIN PCB ASS Y A342054 1 4 19 6 1 MAIN PCB ASS Y A342054 2 4 20 6 1 MAIN PCB ASS Y A342054 3 4 21 6 1 MAIN PCB ASS Y A342054 4 4 22 6 2 KEYBOARD PCB ASS Y A342055 1 3 23 6 2 KEYBOARD PCB ASS Y A342055 2 3 24 6 2 KEYBOARD PCB ASS Y A342055 3 3 25 7 LSI PIN FUNCTION 26 8 DISASSEMBLY 27 9 PARTS LIST 30 10 EXPLODED VIEW 32 ...

Page 3: ... percentages square roots other mixed calcu lations General Display element 26 column 8 line LCD Memory capacity SF 5590SY 128 KB SF 5790SY 256 KB SF 5990SY 512 KB Main component LSI Power supply Main Two AAA size alkaline batteries Type LR03 AM4 Back up One CR2032 lithium battery Battery life Main Approximately 130 hours of continuous display only in Telephone Directory Mode Approximately 90 hour...

Page 4: ...r 90 µA TYP 130 µA MAX OFF Using Flash ROM irregular 120 µA TYP 160 µA MAX Back up Input voltage 3 0 V 2 4 µA TYP 10 µA MAX Auto power off Approximately 3 minutes after last key operation Operating temperature 0 C 40 C 30 F 104 F Dimensions Unfolded 8 8H 163 W 169D mm 3 8 H 6 7 16 W 6 5 8 D Folded 21 5H 163W 91 5D mm 7 8 H 6 7 16 W 3 5 8 D Weight Approximately 250 g 8 8 oz including batteries ...

Page 5: ...klight stays on as long as you keep performing key operations on the Digital Diary The backlight turns off automatically if you do not perform any key operation for about 15 seconds Leaving the backlight on for long periods greatly reduces battery life You can manually turn the backlight off by pressing LIGHT again Failure of the backlight to turn on indicates low battery power Replace batteries a...

Page 6: ...er off 2 Press the START button on the back of the Digital Diary with a thin pointed object 1 Telephone Directory Mode 2 Memo Mode 3 To Do Mode 4 Reminder Mode 5 Schedule Keeper Mode 6 Calendar Mode 7 Expense Manager Mode 8 Home Time World Time Mode 9 Calculator Mode 0 Conversion Modes A Game Modes B Indicates data above C SHIFT key operation D Upper case input E CODE key operation F NEW EDIT scre...

Page 7: ... Time When to press N for no After replacing the main batteries When you are not resetting the unit to clear all data and settings When you are not resetting the unit after a data error page 18 1 Press N in response to the message that appears on the display when you start the all reset operation At this time the message SET TIME appears After about two seconds the Home Time screen appears 2 Press...

Page 8: ... on normally when you press the ON key There is not low battery warning for the back up battery Be sure to replace the back up battery once every 5 years Be sure you keep a separate copy of all important data that you store in the Digital Diary Battery Precautions Incorrectly using batteries can cause them to burst or leak possibly damaging the interior of the Digital Diary Note the following prec...

Page 9: ...th old batteries and replace them with new ones Make sure that the positive and negative ends are facing correctly 4 Replace the battery compartment cover and secure it with its screw Take care that you do not overtighten the screw 5 Press the START button This causes the message ARE YOU USING A NEW UNIT FOR THE FIRST TIME Y N to appear Be sure to press N in response to this message pressing Y wil...

Page 10: ... whose contents differs depending on the mode Pressing SHIFT FUNC displays a function menu of general system settings system function menu Input the number of the left of the function you want to use to select it To exit from a function menu press ESC System Language Your Digital Diary is capable of producing messages in any one of three languages English French Spanish To select the system langua...

Page 11: ...key input sound on and off The indicator is on the display while the key input sound is on 3 Press OK to quit Destructive Backspace When destructive backspace is turned on the character at the cursor position is deleted when you press the BS key To turn destructive backspace on and off 1 Press SHIFT FUNC and then select Backspace 2 Use O and P to turn destructive backspace on and off 3 Press OK to...

Page 12: ...nnect the two units using the SB 63 cable Important Be sure to close the connector covers of the Digital Diary units when you are not perfoming data communications Performing data communications between a Digital Diary unit and a personal computer run ning Windows 3 1 or Windows 95 See the manual that comes with the FA 128 for details on connecting to a computer and setting up for communication No...

Page 13: ...or data transmission and User s Guide is added to SF 5590SY PLUS 5790SY PLUS 5990SY PLUS as described with the previous page Refer to 9 PARTS LIST regarding PC LINK software and a cable for data transmission See to this User s Guide for FA 128 when you want to know in detail how to use this PC LINK software REMARK 1 If any password was registered with a unit the data transmission from a unit to PC...

Page 14: ...mode whose data you want to synchronize TEL MEMO SCHEDULE TO DO REMINDER EXPENSE to start You can press ESC button to abort the above procedure PC side AThe dialog box for Start Synchronization appears Select OK If the dialog box for Different Synchronization Information appears for example select A Rec ognition And Filter Duplicate Records then OK B Synchronization starts to run 0 100 Digital Dia...

Page 15: ...g this check LCD CHECK 1 Press RESET button on the rear panel while press ing OK button on the front panel LCD display appears as shown right figure 1 figure 1 2 Press OK button four times LCD display appears as shown right figure 2 figure 2 3 Then press OK button LCD display appears as shown right figure 3 4 Press OK button again LCD display appears as shown in the figure 1 again figure 3 ROM CHE...

Page 16: ...ess OK button LCD display KEY TEST 9 Press any button For example press TEL button LCD display KEY TEST TEL After pressing any button LCD displays a letter or a number correspond to its button Check all keys buttons in this way except to OK button COMMUNICATION CHECK 0 Press OK button LCD display 1 COMM 2 ECHO A Prepare another unit then execute the procedure described above 1 0 Another unit s LCD...

Page 17: ...ition described in the item B LCD displays on the both units are the same as display shown in the item A F Next try to transmit data from the unit A to the unit B G Return to the condition described in the item B using ESC button H Pressing ON OFF button the following message appears ARE YOU USING A NEW UNIT FOR THE FIRST TIME Y N I Pressing Y button the following message appears CLEAR MEMORY AND ...

Page 18: ...ADY PASSED DATA COMM ERROR PRESS ANY KEY DATA SYNC ERROR PRESS ANY KEY ARE YOU USING A NEW UNIT FOR THE FIRST TIME Y N CLEARMEMORYANDSETUP THE UNIT FOR OPERATION YES OK NO ESC DATA ERROR CHECK YOUR USER S GUIDE FOR PROCEDURE MAIN BATTERIES WEAK REPLACE THEM UNIT WILL NOT TURN ON AGAIN 5 ERROR MESSAGES Data Error Message The data error message appears whenever the Digital Diary s internal check dis...

Page 19: ... 19 6 SCHEMATIC DIAGRAMS 6 1 MAIN PCB ASS Y A342054 1 4 CPU ...

Page 20: ... 20 6 1 MAIN PCB ASS Y A342054 2 4 ...

Page 21: ... 21 6 1 MAIN PCB ASS Y A342054 3 4 ...

Page 22: ... 22 6 1 MAIN PCB ASS Y A342054 4 4 ...

Page 23: ... 23 6 2 KEYBOARD PCB ASS Y A342055 1 3 COM PORT BUZZER ...

Page 24: ... 24 POWER SUPPLY 6 2 KEYBOARD PCB ASS Y A342055 2 3 ...

Page 25: ... 25 6 2 KEYBOARD PCB ASS Y A342055 3 3 ...

Page 26: ...L buzzer OFF 98 P57 O Chip select to LCD driver LSI U3 LC868900 99 P56 O Chip select to LCD driver LSI U2 LC868900 101 P54 O Clock to IC U8 74HC273 for the keyboard data latch 102 P53 O Control signal to LCD driver LSI U2 U3 LC868900 104 P51 O Address bus to RAM U42 U62 105 P50 O Address bus to ROM U5 106 VDD1 O Power supply for this CPU 107 P30 I 108 P31 I 109 P32 I 110 P33 I Signals for key assi...

Page 27: ... 27 8 DISASSEMBLY 1 Remove two screws then remove the battery cover 2 Remove three screws 3 Open the unit and remove two screws behind the display plate Display plate ...

Page 28: ...Lower cabinet keyboard 5 Remove Rubber key knob and jack cover Lower cabinet display 7 Remove Lower cabinet display 6 Desolder the wire connected to the buzzer on the Lower cabinet keyboard from key board PCB ass y Rubber key Knob Keytop Jack cover ...

Page 29: ...s Keyboard PCB 11 screws 9 Separate upper cabinets REMARK Heat seal and wires must be placed inside of the hinge in order for the Lower cabinet keyboard to fit into place If heat seal and wires are placed improperly they are damaged Lower cabinet Heat seal Wires Black Red Hinge ...

Page 30: ...HOTTKY DIO 03 RB100A Common 2 C L2 6419 6430 COIL CHOKE COI 02 4630 Common 1 C L4 3122 3509 INDUCTOR IND 01 120 Common 1 C N 1 3502 2382 JACK JCK 01 1601 Common 1 C 2 6419 6460 SPRING BATTERY BAC 01 988 Common 1 X 3 6419 6470 SPRING BATTERY BAC 01 988 Common 1 X PCB ASSEMBLY 4 5610 9420 HEAT SEAL HES 03 ZX876A Common 1 B 5 5610 9430 HEAT SEAL HES 03 ZX876B Common 1 B 6 5610 9440 HEAT SEAL HES 01 1...

Page 31: ...455 02 I K 1 B N 29 3851 2084 PANEL DISPLAY LEN 01 ZX455 03 J L 1 B N 29 3851 2085 PANEL DISPLAY LEN 01 ZX455 04 M O 1 B N 29 3851 2086 PANEL DISPLAY LEN 01 ZX455 05 N P 1 B N 30 6421 4010 CASE LOWER DISPLAY HOU 03 ZX876 03 Common 1 X N 31 6421 4020 PLATE INL 01 ZX455 00 E G 1 X N 31 6421 4030 PLATE INL 01 ZX455 01 F H 1 X N 31 6421 4040 PLATE INL 01 ZX455 02 I K 1 X N 31 6421 4050 PLATE INL 01 ZX...

Page 32: ... 32 10 EXPLODED VIEW 1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 13 23 17 ...

Page 33: ...MA0900571A ...

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