1. SPECIFICATIONS: MODULE QW-3390 Item Detail Battery CR1616 Battery life Approx. 2 years 0.5 µA maximum Current consumption Alarm system Piezo plate on Cover/Back ±15 sec./month Accuracy Accuracy setting system Trimmer capacitor Accuracy checking See page 14 Functions • Time calibration signal reception...
5. PARTS LIST: MODULE QW-3390 Note: 1. Prices and specifications are subject to change without prior notice. 2. Spare parts are classified as follows according to their importance in after-sales service. A Rank ---------------------------------------- Very Important B Rank ---------------------------------------- Important C Rank ---------------------------------------- Less important 3.
6. PRECAUTIONS FOR REPAIR: MODULE QW-3390 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.
NOTE: The “ACCURACY CHECKING MODE” will automatically return to the regular mode QW-3390 in 1 ~ 2 hour(s) without any operation. 6-3. TIME CALIBRATION SIGNAL TEST MODE 1) Press B, C and D button at the same time to enter the test mode.
7. TROUBLESHOOTING: MODULE QW-3390 This is a flow chart about signal reception. START Check whether the Home City code is selected correctly. To perform MANUAL time calibration signal reception Signal reception OK? To perform AUTO time calibration signal reception Signal...
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Ver. 1 : May. 2006 Correction of pages 11 and 12 CASIO COMPUTER CO.,LTD. Overseas Service Division 6-2, Hon-machi 1-Chome Shibuya-ku, Tokyo 151-8543, Japan...
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