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7. TROUBLESHOOTING: MODULE QW-2819

This is a flow chart about signal reception.

Yes

No

Yes

No

Yes

No

Yes

No

START

Check whether the Home City

code is selected correctly.

To perform MANUAL time

calibration signal reception.

OK

There is a possibility of location bad.

Check your location, refer to the operation manual.

To perform AUTO time

calibration signal reception.

Replace the PCB ass'y

Signal

reception OK?

Signal

reception OK?

Signal

reception OK?

Replace the

antenna ass'y

Signal

reception OK?

OK

OK

OK

Summary of Contents for MTG-950BDJ

Page 1: ...SERVICE MANUAL PARTS LIST WITHOUT PRICE QW 2819 MODULE NO R REF NO S M 901 JUL 2005 MTG 950BDJ...

Page 2: ...DIAGRAM 10 3 3 CHECKING TERMINALS AND COMPONENTS 11 4 EXPLODED VIEW MODULE QW 2819 12 5 PARTS LIST MODULE QW 2819 13 6 PRECAUTIONS FOR REPAIR MODULE QW 2819 6 1 AC ALL CLEAR AND REMOVING OF MODULE 14...

Page 3: ...requency 60kHz Fukushima Japan Call Sign JJY Frequency 40kHz Fukuoka Saga Japan Call Sign JJY Frequency 60kHz World Time 30 cities 29 time zones Other Standard time Daylight Saving Time Home time hour...

Page 4: ...up to two seconds before the display re appears after you place the watch in a well lit area To turn Power Saving on and off Use the procedure under Setting the Time and Date Manually to turn Power Sa...

Page 5: ...t for recharging as soon as possible after the Level 3 indicator starts to flash Recovery Indicator Power Supply To illuminate the display 1 2 At least 40 With the watch on your wrist position it para...

Page 6: ...icates that manual receive has started The icon flashes on the display while signal reception is in progress To stop signal reception Press the D D D D D button All other buttons besides D are disable...

Page 7: ...or on the display is turned on If the time is off by more than one hour it probably means that the Home City is selected Use the procedure under Setting the Time and Date Manually to correct the appli...

Page 8: ...e setting of the Timekeeping Mode and correct them if necessary For information about selecting a Home City and setting the time see Setting the Time and Date Manually Forward Back World Time Mode Wor...

Page 9: ...on the hour Testing the Alarm In the Alarm Mode hold down the B button to sound the alarm To set an alarm 1 In the Alarm Mode use the D D D D D button to cycle through the alarm screens in the sequen...

Page 10: ...ngs Settings While the setting screen the one with a flashing setting is on the display use the C and A buttons to move the flashing between settings To configure settings 1 In the Timekeeping Mode ho...

Page 11: ...x3y1 x4y1 x5y1 x6y1 x7y1 x8y1 x9y1 x10y1 x11y1 x12y1 x13y1 x14y1 x15y1 x16y1 LC3 x0y0 x1y0 x2y0 x3y0 x4y0 x5y0 x6y0 x7y0 x8y0 x9y0 x10y0 x11y0 x12y0 x13y0 x14y0 x15y0 x16y0 LC4 x0y4 x1y4 x2y4 x3y4 x4y...

Page 12: ...15 14 4 5 6 7 8 13 12 11 10 9 Cxt Crl1 Rxt2 Ccp9 Cf12 Cagc Cbat Rbat Xtal2 IC ANT Rant2 Cf13 Rcp Rxt3 Xtal3 Crl2 Crl3 Crh3 Crh2 Crh1 Rant1 Rs Rd Cc FET Rpd Rant3 12 DEC2 SK KS 2 2 6 6 4 4 4 3 3 3 3 3...

Page 13: ...KI9 7 GND 5 4 3 2 RT2 RT1 GND GND V D D 2 C I L LL1 GND LL1 Xtal2 7 R1 VDD2 R1 Xtal3 VCH GND GND XT VDD2 7 GND 12 GND 9 R6 GND 3 9 8 XT XTB AC GND VDD2 RT2 RT1 LD1 ELD CIL GND GND GND KI1 VCH ELD VDS...

Page 14: ...093600 3 10083365 Casing parts Spring coil 18 10093601 PCB ass y 11 10093600 10 10083364 9 72311777 16 10123230 12 10065664 13 10127341 15 76405963 8 10093603 6 10058521 19 72300805 1 10065657 Battery...

Page 15: ...ON 6 Q4914A 1 QW 2819ATSA 05 3 C 5 72119631 CUSHION 506 Q49364 1 QW 2819ATSA 05 2 C 6 10058521 CUSHION 2397 1 Q468515 1 QW 2819ATSA 05 1 C 7 10105010 CUSHION 2608 Q471029 1 QW 2819ATSA 05 2 C 8 100936...

Page 16: ...racy 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 While pressing the D button press A a...

Page 17: ...the watch more than two seconds 4 Check the display indicates as figure 3 If 8888 is not appeared on the display disassemble again the module and check the contact spring between the Solar cell and PC...

Page 18: ...selected correctly To perform MANUAL time calibration signal reception OK There is a possibility of location bad Check your location refer to the operation manual To perform AUTO time calibration sig...

Page 19: ...CASIO COMPUTER CO LTD Overseas Service Division 6 2 Hon machi 1 Chome Shibuya ku Tokyo 151 8543 Japan...

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