Casio BG-540PP Operation, Service Manual & Parts List

Casio BG-540PP Operation, Service Manual & Parts List

Qw-2228 module

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All manuals and user guides at all-guides.com
S
M
ERVICE
ANUAL
& PARTS LIST
REF. NO. S/M-718
NOVEMBER 2000
MODULE NO.
QW-2228
BG-540PP
(WITHOUT PRICE)
R

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Summary of Contents for Casio BG-540PP

  • Page 1 All manuals and user guides at all-guides.com ERVICE ANUAL & PARTS LIST REF. NO. S/M-718 NOVEMBER 2000 MODULE NO. QW-2228 BG-540PP (WITHOUT PRICE)
  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com CONTENTS 1. SPECIFICATIONS • • • • • • • • • • • • • • • • • • • • • • • • • • 1 2. OPERATION CHART • • • • • • • • • • • • • • • • • • • • • • • • 2 3.
  • Page 3: Operation Chart

    All manuals and user guides at all-guides.com 2. OPERATION CHART : QW-2228 GENERAL GUIDE ABOUT THE BACKLIGHT • Press to change from mode to mode. • In any mode, press to illuminate the display for about 4 seconds. If you turn on the backlight in the Timekeeping Mode, the figures on the display disappear for Timekeeping Mode Alarm Mode...
  • Page 4: Drawings

    All manuals and user guides at all-guides.com 3. DRAWINGS : QW-2228 3-1. BLOCK DIAGRAM COM. SEG. x0y2 x0y3 x0y4 x0y5 x0y6 x1y2 x1y3 x1y4 x1y5 x1y6 x2y2 x2y3 x2y4 x2y5 x2y6 x3y2 x3y3 x3y4 x3y5 x3y6 x4y2 x4y3 x4y4 x4y5 x4y6 L 10 x5y2...
  • Page 5: Checking Terminals And Components

    All manuals and user guides at all-guides.com 3-2. CHECKING TERMINALS AND COMPONENTS : QW-2228 8 .Cushion 6 (7211 0064) Transistor 5 .Oscillator / Crystal Xtal (7110 6309) Coil Capacitor / Chip 7 .Cushion 506 4 .Capacitor / Trimmer (7211 9631) (7103 0458) Capacitor / Chip VSS2...
  • Page 6: Exploded View

    All manuals and user guides at all-guides.com 4. EXPLODED VIEW : QW-2228 1 (1003 3952) 2a (1003 3953) 2b (1003 3954) 2c (1003 3955) 11 (7233 2796) 2d (1003 3959) 12 (7230 0616) 12 (7230 0616) 9 (7010 4683) 3 (7640 3930) PCB ass'y 6 (7236 0292) 13 (7230 1063)
  • Page 7: Parts List

    4. As for order/supply of spare parts, refer to the separate publication “GUIDEBOOK for spare parts supply”. Item Code No. Parts name Specification Applicable 7640 3962 MODULE/WITHOUT MOVEMENT QW-2228YC-01TK BG-540PP-2 7640 3963 MODULE/WITHOUT MOVEMENT QW-2228YC-02TK BG-540PP-4 7640 3964 MODULE/WITHOUT MOVEMENT QW-2228YC-03TK BG-540PP-5 7640 3965...
  • Page 8: Precautions For Repair

    All manuals and user guides at all-guides.com 6. PRECAUTIONS FOR REPAIR : QW-2228 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 positive (+) side of the battery or main plate with the metallic tweezers.
  • Page 9 All manuals and user guides at all-guides.com CASIO TECHNO CO.,LTD. Overseas Service Division Nishi-Shinjuku Kimuraya Bldg. 1F 5-25, Nishi-Shinjuku 7-Chome Shinjuku-k u, Tokyo 160-0023, Japan EI1100601A Printed in Japan...

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