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Casio GW-002J, Service Manual & Parts List, Page: 16 / 22

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Casio GW-002J Service Manual & Parts List Download Page 16

— 14 —

4. EXPLODED VIEW: MODULE QW-2914

1-chip type : 15a 

(1017 2599)

2-chip type : 15b (1022 1067)

3 (1016 8959)

8 (7231 1777)

13 (1012 3230)

11 (1016 9827)

1-chip type : 12a 

(7640 8263)

2-chip type : 12b (7641 0226)

PCB ass'y

7 (1017 2603)

19 (1010 6532)

10 (1006 5664)

4 (1008 3365)

16 (1017 2600)

19 (1010 6532)

9 (1017 2597)

18 (7230 1045)

1 (1006 5657)
Battery storage (CTL1616)

17 (7201 9599)

20 (7210 9058)

2-chip type : 21 (1022 1111)

Summary of Contents for GW-002J

Page 1: ...SERVICE MANUAL PARTS LIST WITHOUT PRICE QW 2914 MODULE NO R REF NO S M 883 MAR 2005 GW 002J Ver 1 Apr 2007...

Page 2: ...TERMINALS AND COMPONENTS 12 4 EXPLODED VIEW MODULE QW 2914 14 5 PARTS LIST MODULE QW 2914 15 6 PRECAUTIONS FOR REPAIR MODULE QW 2914 6 1 AC ALL CLEAR AND REMOVING OF MODULE 16 6 2 ACCURACY CHECKING 1...

Page 3: ...ve Three times a day at 1 00AM 2 00AM and 3 00AM Manual receive Last date time received display ReceivableTime Calibration Signals Fort Collins Colorado Call sign WWVB Frequency 60KHz Fukushima Japan...

Page 4: ...u place the watch in a well lit area To turn Power Saving on and off Use the procedure under Configuring Home Time Settings to turn Power Saving on or off Leaving the watch in a drawer or anywhere els...

Page 5: ...luminated illumination will turn off Display illumination does not work while you are performing a time calibration signal manual receive operation You may hear humming sound from the watch while the...

Page 6: ...s the time of day can even make reception impossible even when you are within range of the transmitter Best reception is possible late at night Location Reception is difficult and may even be impossib...

Page 7: ...A A button This will exit the setting screen and return to the last reception date and time screens To return to the Timekeeping Mode press the D button again The watch will return to the Timekeeping...

Page 8: ...buttons to display the screen for the city code whose summer time setting you want to change 2 Hold down the A A A A A button for about two seconds This toggles summer time on and off The DST indicat...

Page 9: ...alarm the alarm will sound again in about five minutes SNZ flashes on the display during the five minute period between snooze alarms indicating that the alarm will sound again The snooze alarm will...

Page 10: ...Home City and other settings Use the Timekeeping Mode to configure home time settings Also use the following procedure when you want to turn Power Saving on or off To configure home time settings 1 I...

Page 11: ...nges the display illumination duration See To specify the illumination duration for more information 8 While the hour minutes year month or day setting is flashing use the D D D D D and B B B B B butt...

Page 12: ...f5 x10y3 x10y1 x11y3 x11y4 x14y4 e5 x11y2 x14y1 x11y0 x14y2 x14y0 x14y3 x15y2 x13y2 x13y1 x15y0 DST x13y0 x13y3 PM x12y2 x12y1 x12y0 x12y3 x12y4 x13y4 x15y1 x16y0 AUTOEL x15y4 RECOVER f3 x16y2 b5 SPL1...

Page 13: ...Asel GND2 1 No bonding 2 Kl7 GND Open No Soldering Kl6 KC1 Open No Soldering Kl6 KC3 Open No Soldering 3 Latch type key 4 Short Soldering R trimming 5 Inclination sensor 6 Short Soldering N trimming 7...

Page 14: ...D KI9 GND GNDB KI3 KI1 GND GND KC1 KI6 GND VSC VDD2 GND KI8 GND GND SCR SCIN GND KC3 KI7 GND N1 SCIN N2 KI6 R3 R1 GND R2 GND SCIN KI4 KI2 KI1 KI2 KI4 KI3 P12 VSC VDD2 BD KI8 ELD KI2 AC KI5 VCH VC1 KI9...

Page 15: ...3 VC4 SCIN GND GNDB GND VSC KI5 GND ELD K12 KI1 LEDOUT R1 LEDOUT LD1 LEDOUT GND SCR VDD2 BD KI3 AC VC1 KI8 CIL VCH KI4 LD 1 RT 2 G ND G ND G ND GND LL1 VC1 GND VDD3 GND R1 VDD2 LL1 GND XTB KI5 VC2 VDD...

Page 16: ...8959 8 7231 1777 13 1012 3230 11 1016 9827 1 chip type 12a 7640 8263 2 chip type 12b 7641 0226 PCB ass y 7 1017 2603 19 1010 6532 10 1006 5664 4 1008 3365 16 1017 2600 19 1010 6532 9 1017 2597 18 723...

Page 17: ...9364 1 QW 2914YC 01TK 2 C 7 1017 2603 EL YEL 2914 A 00 QW 2914YC 01TK 1 A 8 7231 1777 HOLDER 1381 Q456843 1 QW 2914YC 01TK 1 C 9 1017 2597 INTERCONECTOR 2914 RJQ521721 001V01 QW 2914YC 01TK 1 C 10 100...

Page 18: ...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 While pressing the A bu...

Page 19: ...the watch more than 3 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 PCB...

Page 20: ...elected correctly Perform MANUAL time calibration signal reception OK There is a possibility of the bad location for reception Perform AUTO time calibration signal reception Replace the PCB ass y Sign...

Page 21: ...2 types of PCB ass y are both in use care must be taken not to use the incorrect parts during repairs The 1 chip and 2 chip types as well as using different PCB ass y also use different spacers and h...

Page 22: ...Ver 1 Apr 2007 Correction of pages 12 13 14 15 and 19 CASIO COMPUTER CO LTD Overseas Service Division 6 2 Hon machi 1 Chome Shibuya ku Tokyo 151 8543 Japan...

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