Casio JD5000 Service Manual

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JD-5000(LX-171)

INDEX

JUL. 1993

(without price)

JD-5000(BU)

CONTENTS

1. SCHEMATIC DIAGRAM................................................................................................ 1

2. SPECIFICATIONS ......................................................................................................... 3

3. LSI PIN FUNCTION....................................................................................................... 4

4. OPERATION CHECK .................................................................................................... 7

5. TO SAVE THE DATA TO OTHER MACHINE............................................................... 8

6. EXPLODED VIEW ....................................................................................................... 11

7. PARTS LIST ................................................................................................................ 13

1. SCHEMATIC DIAGRAM

— 1 —

2. SPECIFICATIONS

Display: Liquid crystal display Memory Capacity: 6,144 bytes Power Supply: Two lithium batteries (CR2032) ... Main and Back-up Power Consumption: 0.05W Battery Life: Main battery: Approximately 7,000 hours (1 hour use per

day)

Back-up battery: Approximately 3 years after the low main

battery warning appears on the display

Auto Power Off: Approximately 6 minutes after last key operation Ambient Temperature

Range: 0°C ~ 40°C (32°F ~ 104°F) Dimensions: Open: 9.3(H) × 145(W) × 163(D) mm

(

/8"(H) × 5 3/4"(W) × 6 3/8"(D))

Closed: 13.9(H) × 145(W) × 84(D) mm

(

/2"(H) × 5 3/4 "(W) × 3 1/4"(D))

Weight: 112 g(4 oz) including batteries

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3. LSI PIN FUNCTION

1. CPU (HC3000-03-F1)

Pin No. Signal In/Out Function

1 VREG3 Out Power supply for RAM / 3(V)

2 DMY – Not used

3 ~ 5 KO10 ~ 12 Out Not used

6 ~ 14 KO1 ~ 9 Out Key scan signal

15 KI8 In Not used

16 ~ 22 KI1~7 In Key input signal

23 , 25 TRANS, DUMMY – Not used

24 DUFON Out Power supply control for ROM

26 IT2 In Battery switch position sensor

27 IT0 In Reception data input

28 AO17 Out Not used

29 ~ 45 A0 ~ A16 Out Address bus

46 OEB0 Out Output enable signal for RAM and ROM

47 WEB0 Out Write enable signal for RAM

48 ~ 52 – Not used

53 CS7B0 Out Chip enable signal for RAM

54 CS6 Out Chip enable signal for ROM

55, 56 Out Not used

57 ~ 64 IO0 ~ IO7 In/Out Data bus

65 ~ 73 – Not used

74 PORT7 – Battery switch on: "L" / 0[V]

off: "H" / 5[V]

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Pin No. Signal In/Out Function 75 ~ 77 PORT4~6 I/O For data communication

78 ~ 82 – Not used

83, 84 PI, PO In/Out Main clock terminal

85 DUMMY – Not used

86, 87 XI, XO In/Out Clock terminal

88 DUMMY – Not used

89 ~ 184 S1 ~ S96 Out Segment signal for display

185 ~ 216 C1 ~ C32 Out Common signal for display

217 VSSR In GND / 0[V]

218 ~ 222 V0 ~ V4 Out The voltage for LCD drive

OFF : 0[V] ON; V0 : 3.6 (Min) ~ 5.8 (Max) [V]

V1 : 2.9 (Min) ~ 4.6 (Max) [V] V2 : 2.1 (Min) ~ 3.5 (Max) [V] V3 : 1.4 (Min) ~ 2.5 (Max) [V] V4 : 0.7 (Min) ~ 1.3 (Max) [V]

223, 224 VSS In GND / 0[V]

225 DUMMY – Not used

226 VCC In Power supply / 3[V]

227 VREG2 Out 2 [V]

228, 229 TS1, 2 – Test for manufacture

230, 231 BZ1, 2 Out Buzzer terminal

232 SW1 In 2.6[V]

While pushing the reset button: 0[V]

233, 234 VD1, 2 – VD1: 4.7[V] VD2: 1.5[V]

235, 236 VD3, 4 – VD3: 4.7[V] VD4: 1.5[V]

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Pin No. Signal In/Out Function

237 VDB In Low battery detection

VDB < 4.4[V] ⇒ Low battery message

238, 239 VREG1, 4 – VREG1: 2.6 [V]

VREG4: 5.0 [V]

240 ~ 243 VT1 ~ VT4 – VT1 : 1.0[V] VT2 : 2.9[V]

VT3 : 2.0[V] VT4 : 3.9[V]

244 VLCD Out 5.8 [V]

2. RAM (LC3564QM-85)

Pin No. Signal In/Out Function

1 ~ 10 A0~A7, A12, A14 In Address bus

11 ~ 13 I/O 0 ~ I/O 2 In/Out Data bus

14 GND In GND / 0[V]

15 ~ 19 I/O 3 ~ I/O 7 In/Out Data bus

20 CE In Chip enable signal

21 A10 In Address bus

22 OE In Output enable signal

23 ~ 26 A8, A9, A11, A13 In Address bus

27 WE In Write enable signal

28 VCC In Power supply / 3[V]

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4. OPERATION CHECK

STEP OPERATION DISPLAY NOTE

MENU Then short in the check pad

about two seconds.

Caution! This is TEST To Escape Press AC KEY

The check pad is located left side of the battery switch.

EXE

1. RAM 2. DISP

3. KEY 4. TRANS

5. RESET 6. FCC To Esc Press AC

RAM OK!

1. RAM 2. DISP

3. KEY 4. TRANS

5. RESET 6. FCC

All dots display

No display

Checker display

Reverse checker display

RAM check

DISPLAY check

✽ CAUTION : If customer's data are stored in the unit, all data will be corrupted by this operation.

EXE

· · · · · · · SHIFT

EXE

TIME

FUNC

Frame display

1. RAM 2. DISP

3. KEY 4. TRANS

5. RESET 6. FCC

TIME, FUNC, · · · , SHIFT

1. RAM 2. DISP

3. KEY 4. TRANS

5. RESET 6. FCC

RESET!

Key check

Push the key sequertially appeared on the display.

Check the key sound.

After a half second, the main menu will appear.

— 7 —

5. TO SAVE THE DATA TO OTHER MACHINE

CASIO's SB-62 Data Communication Cable is available as an option. You can use this to connect My Magic Diary to another My Magic Diary unit, or to a CASIO SF-A10, SF-A20, or SF-A30. Data can be shared among all of these products.

Basic hardware set up for data communication:

1. Switch off the power of both the sending and receiving units.

2. Remove the connector covers of both units.

3. Connect the two units with a CASIO SB-62 Data Communication Cable. Be sure to insert the connectors at the ends of the cable securely into the units.

4. Switch on the power of both sending and receiving units.

To prepare one unit to receive:

1. On the unit intended for reception, while in the main menu or a data display, press FUNCTION . Then use

to highlight "Communication." Press EXE.

2. Use the or to highlight "Receive Data." Press EXE.

Sending Data for a Specific Mode

You can send either a single data item (the smallest packet of data which can be sent in the Calendar Mode, for example, is a single month), or all the data items stored in a specific mode. Different procedures are used to send all the data in a mode, depending on whether you start from within that mode, or from the main menu.

To send one data item:

1. Enter the mode that contains the data; then search for and display the data you wish to send.

2. Press FUNCTION. Then use to highlight "Communication." Press EXE.

3. Use to highlight "Send Data." Press EXE.

4. Use to highlight "1 Data." Press EXE.

S e n d O K ?

Y e s / No

5. Use to highlight "Yes." Then press EXE. This begins data transfer to the receiving unit.

To send all the data in a mode, starting from within that mode:

1. Enter the mode that contains the data you want to send. Then press or to display the data for that mode.

2. Press FUNCTION. Then use to highlight "Communication." Press EXE.

3. Use to highlight "Send Data." Press EXE.

4. Use and to highlight "Mode Data." Press EXE.

5. Use to highlight "Yes." Then press EXE. This begins data transfer to the receiving unit.

6. After the transmission has been completed, the data display for the item sent will appear on screen.

N o

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To send all the data in a mode, starting from the main menu:

1. Start from the main menu.

2. Press FUNCTION. Then use to highlight "Communication." Press EXE.

3. Use to highlight "Send Data." Press EXE.

4. Use to highlight "Mode Data." Press EXE.

5. Use and to select the name of the mode from which data you wish to send. Press EXE.

6. Use to highlight "Yes." Then press EXE. This begins data transfer to the receiving unit.

7. After the transmission has been completed, the main menu will reappear.

Sending All Data

Important!

The following procedure sends either all Open Memory Area data or all Secret Memory Area data. Before starting to transmit, be sure to access the memory area (Open or Secret) which contains data you wish to send.

To send all data:

1. Begin from either the main menu or from a data display (Telephone Directry, Schedule, Data Memo "Diary", or Calendar).

2. Press FUNCTION. Then use to highlight "Communication." Press EXE.

3. Use to highlight "Send Data." Press EXE.

4. Use to highlight "All Data." Press EXE.

5. Use to highlight "Yes." Then press EXE. This begins data transfer to the receiving unit.

6. After the transmission has been completed, the display you started from will reappear.

About the "Set up" Menu Item

You will probably notice that the menu appears on the display after you select "Communication" from the function menu and press EXE. The "Set up" item contained in that menu is used for setting the parameters of the My Magic Diary. Note, that the parameters should always be set to "None" (Parity) and "9600" (BPS) for data communications between two units.

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Features and Functions

Telephone Directory Mode

Use this to keep names, phone numbers, and addresses. There are two storage areas, so you can keep school and personal data separate. You can also include fun faces of the people whose names and addresses you keep.

Schedule Mode

Stores the date, time, and type of each appointment. You can select icons to indicate each appointment at a glance.

Calendar Mode

Displays the calendar for any month from January, 1901, to December, 2099. You can specify holidays for highlighting.

Data Memo "Diary" Mode

Stores notes and special thoughts. Diary entry consists of a memo name and the memo's contents.

Secret Memory Area

Stores your private thoughts you wish to keep confidential. No one can gain access to the Secret Memory Area without knowing your password.

Timekeeping Mode

Home Time displays the current time where you are. World Time shows the time in any of 29 zones around the globe. You can use 24-hour or 12-hour format, and can even specify daylight savings time.

Alarm Mode

Lets you set alarms to the minute, for alarms to go off every hour, or for a single time each day. You can also set the Schedule Alarm and control the key input tone.

Fortune Telling Mode

Once you have entered your birthday, you can check your fortune today, or for any day. Have fun telling your friend's fortune too.

Match Maker Mode

Tells you whether or not you are compatible with that special someone.

Conversion Mode

Helps you compare US dollar values against six foreign currencies (monies), or with combinations of currency units.

Calculator Mode

A 10-digit calculator performs most common numerical operations including percents, square roots and memory.

— 10 —