1. SPECIFICATIONS: MODULE QW-2914 Item Detail Battery CTL1616 (Storage battery) Note: Use CTL1616 only. Other storage battery or CR1616 can cause damage to the watch. Battery life Approx. 8.5 months (from full charged condition) 1.161 µA maximum Current consumption Alarm system Piezo plate on Cover/Back ±15 sec./month Accuracy...
3-3. CHECKING TERMINALS AND COMPONENTS 1-chip type (pre-change) Short pad for switching modules LEDOUT LEDOUT LEDOUT VDD2 VDD2 Short pad for R trimming 12a. PCB ASS'Y SCIN Short pad for N trimming (7640 8263) SCIN SCIN GNDB VDD2 SENSOR/TILT FET-D FET-S CUSHION 6 VDD2...
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2-chip type (post-change) Short pad for switching modules LEDOUT VDD2 LEDOUT VDD2 LEDOUT Short pad for R trimming GNDB SCIN GND R1 SCIN 12b. PCB ASS'Y GND SCIN (7641 0226) VDD2 Short pad for N trimming VDD2 CUSHION 6 SENSOR/TILT OSCILLATOR/CRYSTAL CUSHION 6 VDD2...
4. As for order/supply of spare parts, refer to the separate publication "GUIDE BOOK for spare parts supply". Item Code No. Parts Name Specification Applicable 7640 8204 MODULE/WITH MOVEMENT QW-2914YC-01TK GW-002J-8A 1006 5657 BATTERY/STORAGE CTL1616 QW-2914YC-01TK 1009 7666 CAPACITOR/TRIMMER CTZ2E-25C-W2-P QW-2914YC-01TK 1016 8959 CONTACT/BATTERY 2730...
6. PRECAUTIONS FOR REPAIR: MODULE QW-2914 6-1. AC (ALL CLEAR) AND REMOVING OF MODULE 1. Perform AC (ALL CLEAR) when inserting a new battery, or else the memories and/ or counters may give erratic displays. Touch the AC contact and the main plate with the metallic tweezers. The contact should be made for about two seconds.
6-3. SOLAR CELL-PCB ASS'Y CONTACT CHECKING Check a Solar cell and PCB ass'y are contacted correctly by contact spring, when a module is disassembled. To enter TEST mode. 1) While pressing D button, press A and B buttons at the normal timekeeping mode. Check a Solar cell and PCB ass'y contact in the following order.
7. TROUBLESHOOTING FOR TIME RECEPTION: MODULE QW-2914 START Check whether the Home City code is selected correctly. Perform MANUAL time calibration signal reception Signal reception OK? Perform AUTO time calibration signal reception Signal reception OK? Replace the PCB ass'y Signal reception OK? Replace the Case center ass'y with antenna...
8. CHANGES TO THE PCB ASS'Y Starting from the June 2006 production run, a change was made to the PCB ass'y. (1-chip type → 2-chip type, as shown below) LEDOUT LEDOUT VDD2 LEDOUT VDD2 LEDOUT LEDOUT LEDOUT VDD2 VDD2 GNDB SCIN GND R1 SCIN...
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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...