Casio QW-2228 Service Manual & Parts List Download | Manualshive

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(WITHOUT PRICE)

S

ERVICE

M

ANUAL

& PARTS LIST

REF. NO. S/M-718

NOVEMBER 2000

QW-2228

MODULE NO.

R

BG-540PP

1
2
3
...
»

Summary of Contents for QW-2228

Page 1: ... WITHOUT PRICE SERVICE MANUAL PARTS LIST REF NO S M 718 NOVEMBER 2000 QW 2228 MODULE NO R BG 540PP ...

Page 2: ...ry life Approx 24 months Accuracy setting system Trimmer capacitor Current consumption 1 28 µA maximum Accuracy checking See page 7 Alarm system Piezo plate on Back cover Accuracy setting 0 25 0 35sec day Function Shock resistant Electro luminescent backlight Afterglow 1 100 second stopwatch Measuring capacity 59 59 99 Measuring modes Elapsed time split time 1st 2nd place times Daily alarm Hourly ...

Page 3: ...the Timekeeping Mode If you do not operate any button for a few minutes while a selection is flashing the flashing stops and the watch goes back to the Timekeeping Mode automatically The day of the week is automatically set in accordance with the date The watch s built in full automatic calendar automatically makes allowances for different month lengths and leap years Once you set the date there s...

Page 4: ...5y6 x5y4 x5y3 x5y5 x6y2 x6y6 x6y4 x6y3 x6y5 x6y1 c0 a0 x6y0 b0 x5y1 d0 f0 x5y0 g0 x4y1 e0 a1 x4y0 b1 x3y1 c1 f1 x3y0 g1 x2y1 d1 MINO x2y0 e1 x1y1 DST a2 x1y0 b2 x0y1 c2 f2 x0y0 g2 SPL d2 e2 a6 c3 d6 g6 b3 f6 SIG a7 d3 e3 COL0 a3 c7 d7 e6 b7 g7 BAR e7 f7 c4 b4 g3 f3 MIN1 HYP d4 a4 COL1 g4 c8 b8 ALM e4 f4 f8 d5 a5 e8 g5 L 2 L 3 L 4 L 5 L 6 L 7 L 8 L 9 L 10 L 11 L 12 L 13 L 14 L 15 L 16 L 17 L 18 L 1...

Page 5: ...IL OUT2 OUT2 OUT1 OUT1 VSS2 VSS2 VSS2 VSS2 RT2 IN1 IN2 VSS1 VSS2 VSS3 XT XT VDD VDD AC XTB VDD VSS2 BD VC1 VC2 3 PCB ass y 7640 3930 Resistor Chip R2 Resistor Chip R1 Resistor Chip RT Diode Di Transistor Tr Capacitor Tantalum C5 4 Capacitor Trimmer 7103 0458 CT 7 Cushion 506 7211 9631 7 Cushion 506 7211 9631 8 Cushion 6 7211 0064 Xtal 5 Oscillator Crystal 7110 6309 C4 Capacitor Chip C1 Capacitor C...

Page 6: ...292 12 7230 0616 9 7010 4683 3 7640 3930 PCB ass y 2a 1003 3953 2b 1003 3954 2c 1003 3955 2d 1003 3959 13 7230 1063 Battery Lithium CR1616 1 1003 3952 11 7233 2796 4 EXPLODED VIEW QW 2228 10 7233 2734 12 7230 0616 ...

Page 7: ... 01P QW 2228YC 01 02 03 04 1 A 2a 1003 3953 EL MEL 2134 BH 01 QW 2228YC 01 1 A 2b 1003 3954 EL MEL 2134 BI 01 QW 2228YC 02 1 A 2c 1003 3955 EL MEL 2134 BJ 01 QW 2228YC 03 1 A 2d 1003 3959 EL MEL 2134 BK 01 QW 2228YC 04 1 A 3 7640 3930 PCB ASS Y Q254838 1TK QW 2228YC 01 02 03 04 1 A 4 7103 0458 CAPACITOR TRIMMER TSF 2L2 120 4 2 QW 2228YC 01 02 03 04 1 B 5 7110 6309 OSCILLATOR CRYSTAL DT 26S13 QW 22...

Page 8: ...case pointed by arrows 6 2 ACCURACY CHECKING 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 D button press the A and C buttons at the normal time keeping mode Then all the segments are displayed and the LCD drive signals are changed to the static driv...

Page 9: ...Nishi Shinjuku Kimuraya Bldg 1F 5 25 Nishi Shinjuku 7 Chome Shinjuku ku Tokyo 160 0023 Japan Printed in Japan Overseas Service Division CASIO TECHNO CO LTD EI1100601A ...

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