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S
M
ERVICE
ANUAL
& PARTS LIST
REF. NO. S/M-813
JUN. 2003
MODULE NO.
QW-2605
BGT-2000
INDEX
(WITHOUT PRICE)
R

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Table of Contents
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Summary of Contents for Casio QW-2605

  • Page 1 ERVICE ANUAL & PARTS LIST REF. NO. S/M-813 JUN. 2003 MODULE NO. QW-2605 BGT-2000 INDEX (WITHOUT PRICE)
  • Page 2: Table Of Contents

    3. EXPLODED VIEW: MODULE QW-2605 ............ 5 4. PARTS LIST: MODULE QW-2605 ............. 6 5. PRECAUTIONS FOR REPAIR: MODULE QW-2605 5-1. AC (ALL CLEAR) AND REMOVING OF MODULE ........7 5-2. ACCURACY CHECKING ................7 6. TROUBLESHOOTING FOR TIME RECEPTION: MODULE QW-2605 ..8...
  • Page 3: Specifications: Module Qw-2605

    1. SPECIFICATIONS: MODULE QW-2605 Item Detail Battery CR-1616 Battery life Approx. 2 years 1.24 µA maximum Current consumption Alarm system Piezo plate on Cover/Back ±15 sec./month Accuracy Accuracy setting system Trimmer capacitor Accuracy checking See page 7 Functions • Electro-luminescent backlight Afterglow •...
  • Page 4: Drawings: Module Qw-2605

    2. DRAWINGS: MODULE QW-2605 2-1. LCD DIAGRAM col1 hyp1 alert col0 hyp0 COM. COM. SEG. SEG. L 19 x8y0 x8y1 x8y2 x8y3 x8y4 L 20 x7y0 x7y1 x7y2 x7y3 x7y4 L 21 x6y0 x6y1 x6y2 x6y3 x6y4 L 22 x5y0...
  • Page 5: Circuit Diagram

    2-2. CIRCUIT DIAGRAM — 3 —...
  • Page 6: Checking Terminals And Components

    2-3. CHECKING TERMINALS AND COMPONENTS Transistor Resistor/Chip Resistor/Chip Rant2 Resistor/Chip Creg Capacitor/Chip Cagc Capacitor/Chip Rxt3 Resistor/Chip Resistor/Chip Cf13 Capacitor/Chip Rxt2 Transistor Cf12 Capacitor/Chip Xtal3 Oscillator/Crystal Resistor/Chip Resistor/Chip Xtal2 Oscillator/Crystal Rant3 Resistor/ 7. Cushion/506 Detection IC Chip (7211 9631) Ccp9 Capacitor/Chip Rcp Resistor/Chip Coil Cxt Capacitor/...
  • Page 7: Exploded View: Module Qw-2605

    3. EXPLODED VIEW: MODULE QW-2605 12 (1009 3594) 1 (7640 5851) PCB ass'y 5 (1010 0101) 9 (7231 1777) 14 (7207 8852) 4 (1010 0100) 8 (7225 1792) 16 (7230 1000) 11 (1009 3587) 17 (1005 8538) 10 (7231 1960)
  • Page 8: Parts List: Module Qw-2605

    Applicable MODULE/WITHOUT MOVEMENT QW-2605YCSA-01 BGT-2000-1/2/9 BGT-2000L-2B/4B < The module QW-2605 is "built-in type" which is assembled directly to the case, therefore the module as the spare parts is not available. > 7640 5851 PCB ASS'Y Q255854*1TK QW-2605YCSA Common 1000 6652 TAPE/ADHESIVE...
  • Page 9: Precautions For Repair: Module Qw-2605

    5. PRECAUTIONS FOR REPAIR: MODULE QW-2605 5-1. 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.
  • Page 10: Troubleshooting For Time Reception: Module Qw-2605

    6. TROUBLESHOOTING FOR TIME RECEPTION: MODULE QW-2605 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...
  • Page 11 CASIO TECHNO CO.,LTD. Overseas Service Division 6-2, Hon-machi 1-Chome Shibuya-ku, Tokyo 151-8543, Japan...

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