Casio QW-1758 Service Manual Download Page 4

— 3 —

To record split times

1. Press 

D

 to start the stopwatch.

2. Press 

B

 to display the timing up to that point. Stopwatch timing  continues internally.

At this time, the mode indicator “STW” is replaced by “SPL” on the display, indicating
that the split time is being recorded.

3. Press 

B

 to clear the split time and to continue time measurement on the display.

You can repeat steps 2 and 3 as many times as you want.

4. Press 

D

 to stop the time measurement.

5. Press 

B

 to clear the stopwatch to all zeros.

To time first and second place finishes

1. Press 

D

 to start the stopwatch.

2. Press 

B

 when the first finisher crosses the line, and record the time.

3. Press 

D

 when the second finisher crosses the line.

4. Press 

B

 to display the finishing time of the second finisher.

5. Press 

B

 again to clear the stopwatch to all zeros.

HAND SETTING MODE

Seconds

Hours

1/100
second

Minutes

Mode indicator

1. Make sure that your watch is in the Calendar Mode.

If not, use 

C

 to enter the Calendar Mode.

The calendar of the current month appears on the
display, with the current date flashing, whenever
you enter the Calendar Mode.

2. Pressing 

D

 scrolls forward to the next month’s cal-

endar, and pressing 

B

 scrolls back to the previous

month.

Holding down either button scrolls the calendars at
high speed. After two years scroll, the watch starts
to scroll year-by-year on the January calendar (for-
ward scroll) or the December calendar (back scroll).

The Stopwatch Mode lets you measure elapsed time,
split times, and two finishes.  The range of the stop-
watch is 23 hours, 59 minutes, 59.99 seconds.

To measure elapsed time

1. In the Stopwatch Mode, press 

D

 to start the stop-

watch.

2. Press 

D

 to stop the stopwatch.

You can resume the measurement operation by
pressing 

D

 again.

3. Press 

B

 to clear the stopwatch to all zeros.

STOPWATCH MODE

To edit Telememo data

1. In the Telememo Mode, use 

B

 or 

D

 to scroll through the data items and display the

one you want to edit.

2. Hold down 

A

 until the flashing cursor appears on the display.

3. Use 

C

 to move the cursor to the character you want to change.

4. Use 

B

 or 

D

 to select the character you want.

For details, see  “To input Telememo data” (steps 4 through 5 for name input, or 7
through 8 for number).

5. After editing the data, press 

A

 to store it.

The message “SORT” appears on the display and stays there while data is being
stored into alphabetical order.  After the sort operation is complete, the display
returns to the normal Telememo Mode display (the flashing stops).

To delete a Telememo item

1. In the Telememo Mode, use 

B

 or 

D

 to scroll through the name data and display the

one you want to delete.

2. Hold down 

A

 until the cursor appears on the display.

3. Hold down 

B

 and 

D

 until the message “CLR” appears on the display indicating the

data is deleted.  At this time the cursor appears on the display ready for input.
Press 

A

 again to return to the normal Telememo Mode (without a cursor).

If you want to input more data, start from step 3 under “To input Telememo data”.

CALENDAR MODE

The Calendar Mode lets you view full month calendars for any month from January
1996 to December 2020. The short bar in the upper left of the calendar indicates that
the first day of the week in the calendar is Sunday.

When the time shown on the display does not match
the analog setting, use this mode to correct this situa-
tion by changing the analog setting.

To set the analog time

1. Make sure that your watch is in the Hand Setting

Mode. If not, use 

C

 to enter the Hand Setting Mode.

2. Hold down 

A

 while in the Hand Setting Mode until

the mode indicator starts to flash on the display.

3. Press 

D

 to advance the hands of the analog time-

piece.

4. After you set the analog time, press 

A

 to return to

the normal Hand Setting Mode (the flashing stops).

Minute
hand

Mode
indicator

Hour
hand

Current time

Current
date

The following shows how the display automatically changes if you do not operate
any button for a few minutes while in the Hand Setting Mode.

Hand time setting
(Flashing)

Normal Hand Setting Mode
(No flashing)

Timekeeping Mode

AUTO DISPLAY FUNCTION

The Auto Display function of this watch continually changes the contents of the digital
display.  Note that you cannot use any of the watch’s other functions while the Auto
Display function is operating.

To turn the Auto Display on

Hold down 

C

 for about two or three seconds in any

mode until the watch beeps.

To turn the Auto Display off

Hold down 

C

 for about two or three seconds until the

watch beeps.  At this time,  the watch is in the Time-
keeping Mode.

Note
The Auto Display function cannot be performed while you are making settings (i.e.
while digits or other settings are flashing on the display).

Calendar

Year

Month

Minutes

Hour

Hourly Time
Signal on indicator

ALARM MODE

When the Daily Alarm is switched on, the alarm sounds for 20 seconds at the preset
time each day.
When the Hourly Time Signal is switched on, the watch beeps every hour on the hour.
Note that the Daily Alarm and the Hourly Time Signal operate based on the digital time
setting.

To set the alarm time

1. Make sure that the watch is in the Alarm Mode.  If

not, use 

C

 to enter the Alarm Mode.

2 Hold down 

A

 while in the Alarm Mode until the

hour digits start to flash on the display.  The hour
digits flash because they are selected.  At this time
the Daily Alarm is switched on automatically.

3. Press 

C

 to change the selection in the following

sequence.

Mode
indicator

Hour

Minutes

Alarm time setting
(Flashing)

Normal Alarm Mode
(No flashing)

Timekeeping Mode

Both on

Both off

Daily Alarm
only

Hourly Time
Signal only

4. Press 

D

 to increase the selected digits and 

B

 to decrease them.  Holding down

either button changes the number at high speed.

The format (12-hour and 24-hour) of the alarm time matches the format you select
for normal timekeeping.

When setting the alarm time using the 12-hour format, take care to set the time
correctly as morning or afternoon (indicated as “P” on the display).

5. After you set the alarm time, press 

A

 to return to the normal Alarm Mode (the

flashing stops).

The following shows how the display automatically changes if you do not operate
any button for a few minutes while in the Alarm Mode.

To switch the Daily Alarm and Hourly Time Signal on and off

Press 

D

 while in the normal Alarm Mode (when no digit is flashing) to change the

status of the Daily Alarm and Hourly Time Signal in the following sequence.

To stop the alarm

Press any button to stop the alarm after it starts to sound.

To test the alarm

Hold down 

D

 while in the normal Alarm Mode to sound the alarm.

Alarm on
indicator

Summary of Contents for QW-1758

Page 1: ...MODULE NO R REF NO S M 539 AUGUST 1996 QW 1758 ABX 67 SERVICE MANUAL PARTS LIST WITHOUT PRICE ...

Page 2: ...ption 2 00 µA maximum Alarm system Piezo plate on Back cover Accuracy 20sec month Accuracy setting system Pattern cutting method P1 P5 Accuracy checking See page 8 Accuracy setting Unadjustable Functions Electro luminescent backlight 50 pages of Telememo 8 letters and 12 nemerals per page Auto sort function Calendar Full month calendars from January 1996 to December 2020 1 100 sec stopwatch Measur...

Page 3: ...o 50 pairs of name and telephone number data The name can be up to 8 characters long and the numbers 12 digits each Data is automatically sorted into alphabetical order based on the name data You can recall data by scrolling through a sorted list To input Telememo data Name display Name area Telephone number Number of items in memory Number area Figure a Figure b Figure c Mode indicator Use B and ...

Page 4: ... the week in the calendar is Sunday When the time shown on the display does not match the analog setting use this mode to correct this situa tion by changing the analog setting To set the analog time 1 Make sure that your watch is in the Hand Setting Mode If not use C to enter the Hand Setting Mode 2 Hold down A while in the Hand Setting Mode until the mode indicator starts to flash on the display...

Page 5: ... 48C1 41C2 31C4 34C4 13C5 13C1 13C2 13C4 13C3 10C5 11C5 17C5 16C5 20C3 19C3 18C3 6C3 7C3 6C5 C5 C3 C4 C2 C1 1 2 3 4 5 53 52 51 50 49 2122 23 2425 26 2728 2930 7C5 8C3 9C3 10C3 11C3 34C1 35C5 38C2 36C2 33C2 35C2 35C1 34C5 31C2 44C5 47C1 47C4 32C1 32C5 31C3 47C5 48C3 48C4 46C4 45C5 45C1 44C4 43C3 46C3 45C4 44C3 41C5 42C1 42C4 41C3 42C3 45C4 41C4 38C5 39C1 39C4 38C3 40C3 40C4 38C4 36C5 36C1 36C4 35C3...

Page 6: ...1260 10 Chip resistor 7102 7646 2 Transistor 7101 5630 4 Transistor 7101 1151 3 Transistor 7101 5413 R C5 L C1 C3 C2 C6 C4 Tr2 Tr3 Tr1 C7 1 P C B with components 7240 9396 28 Insulation sheet 1341 1 7233 1666 Xtal Quartz oscillator Unrepairable 6 Transformer 7101 1417 25 Adhesive tape 1416 7229 0623 3 2 CHECKING TERMINALS AND COMPONENTS 3 3 ACCURACY SETTING SYSTEM The accuracy of this module is se...

Page 7: ...Hour hand Dial with EL Coil spring Contact rubber For the details of LCD Interconnector Minute hand Hour hand Dial with EL and Coil springs please refer to the parts list No P L 513 Analog block is not repairable and therefore individual components are not available except Coil ass y and screws Also lubrication is not required on this Analog block because all the wheels are made of plastic Screw R...

Page 8: ...J6GEYJ163V QW 1758DF 01 1 B 11 7103 7163 Chip capacitor CT21Y5V684P16AT QW 1758DF 01 1 B 12 7240 2947 Analog block C 7 1 Q220396 3 QW 1758DF 01 1 A 13 7224 1158 Coil ass y 384 Q322564B 1S QW 1758DF 01 1 A 14 7224 1965 Hour wheel 384 Q422164A 1K QW 1758DF 01 1 B 15 7227 0294 Washer 745 Q436294A 1 QW 1758DF 01 1 C 16 7201 9385 Coil spring 384 1 Q422656A 1 QW 1758DF 01 2 B 17 7230 0658 Coil spring 13...

Page 9: ...ter removing of four screws 6 2 ACCURACY CHECKING Check the accuracy of the module with the quartz timer after switching the module to ACCURACY CHECKING MODE The operations are shown below A SWITCHING TO ACCURACY CHECKING MODE Continuously push the A C and D buttons at the same time at the normal time keeping mode Then all the segments are displayed and the LCD drive signals are changed to the sta...

Page 10: ...Module 3 Insert Case opener A between Module and Dial with EL on 11 12 and 1 o clock side as shown in figure 2 And separate Dial with EL from Module 4 Replace Module or Dial with EL 5 Put 3 pcs of new adhesive tapes on Module as shown in figure 3 Adhesive tapes should always be replaced with new ones Especially when the adhesive tapes become plumped Note If the adhesive tapes aren t used for fixin...

Page 11: ...MA0900661A ...

Reviews: