Casio QW-2802 Service Manual Download Page 10

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3. DRAWINGS: MODULE QW-2802

3-1. LCD DIAGRAMS

LC2

L 1

L 2

L 3

L 4

L 5

L 6

L 7

L 8

L 9

L10

L11

L12

L13

L14

L15

L16

L17

L18

L19

L20

L21

L22

L23

L24

L25

L26

L27

L28

L29

L30

LC1

L46

L37

L36

LC5

L50

L49

L48

L45

L44

L43

L42

L41

L40

L39

L38

L47

L31

LC3

COL3

MIN1

SAVE

RECOV

SLEEP

AUTOEL

HYP0

COL0

HIGH

MID

LOW

SIG

ALM

L35

L34

L33

L32

MIN0

WEI

KCAL

WEEK

a11

b11

c11

d11

e11

f11

g11

h11

a12

b12

c12

d12

e12

f12

g12

X22

L51

LC4

COM.

SEG.

COM.

SEG.

COM.

SEG.

L27
L31

L44

L32
L33
L34
L35
L36
L37
L38
L39
L40
L41
L42
L43

L45
L46
L47
L48
L49

L30

L50
L51
L52
L53

L28

L54

LOW

L29

SLEEP

L55

L 6
L 7
L 8
L 9

L10
L11
L12
L13
L14
L15
L16
L17
L18
L19
L20
L21
L22
L23

L25
L26

L24

L 5

L 4

L 3

L 2

L 1

LC5

LC4

LC3

LC2

LC1

LC4

LC3

LC2

LC1

WEI

SAVE

HYP0

COL3

COL0

KCAL

AUTOEL

ALM

MIN0

WEEK

MIN1

RECOV

X22Y2
X21Y2

X22Y1
X21Y1

X22Y0
X21Y0

X22Y4
X21Y4

X22Y3
X21Y3

X18Y2
X17Y2

X18Y1
X17Y1

X18Y0
X17Y0

X18Y4
X17Y4

X18Y3
X17Y3

X14Y2
X13Y2
X12Y2
X11Y2
X10Y2

X9Y2
X8Y2
X7Y2
X6Y2
X5Y2
X4Y2
X3Y2
X2Y2
X1Y2
X0Y2

X15Y2
X16Y2
X19Y2
X20Y2

g12

f12

X14Y1
X13Y1
X12Y1
X11Y1
X10Y1

X9Y1
X8Y1
X7Y1
X6Y1
X5Y1
X4Y1
X3Y1
X2Y1
X1Y1
X0Y1

X15Y1
X16Y1
X19Y1
X20Y1

X14Y0
X13Y0
X12Y0
X11Y0
X10Y0

X9Y0
X8Y0
X7Y0
X6Y0
X5Y0
X4Y0
X3Y0
X2Y0
X1Y0
X0Y0

X15Y0
X16Y0
X19Y0
X20Y0

X14Y4
X13Y4
X12Y4
X11Y4
X10Y4

X9Y4
X8Y4
X7Y4
X6Y4
X5Y4
X4Y4
X3Y4
X2Y4
X1Y4
X0Y4

X15Y4
X16Y4
X19Y4
X20Y4

e12

a12

X14Y3
X13Y3
X12Y3
X11Y3
X10Y3

X9Y3
X8Y3
X7Y3
X6Y3
X5Y3
X4Y3
X3Y3
X2Y3
X1Y3
X0Y3

X15Y3
X16Y3
X19Y3
X20Y3

c12

d12

h11

b12

g11

e11

a11

f11

c11

d11

b11

MID

HIGH

SIG

Summary of Contents for QW-2802

Page 1: ...SERVICE MANUAL PARTS LIST WITHOUT PRICE QW 2802 MODULE NO R REF NO S M 831 NOV 2003 STR 500 ...

Page 2: ...AGRAM 8 3 2 CIRCUIT DIAGRAM 9 3 3 CHECKING TERMINALS AND COMPONENTS 10 4 EXPLODED VIEW MODULE QW 2802 11 5 PARTS LIST MODULE QW 2802 12 6 PRECAUTIONS FOR REPAIR MODULE QW 2802 6 1 AC ALL CLEAR AND REMOVING OF MODULE 13 6 2 ACCURACY CHECKING 13 6 3 SOLAR CELL PCB ASS Y CONTACT CHECKING 14 6 4 HOW TO CHECK TILT SENSOR 14 ...

Page 3: ...t alarms target graph My Favorite Activity memory Up to five of the last activities are remembered by the watch for each recall Daily calorie target countdown weekly calorie target countdown selectable calorie memory timing midnight or 2 00 am Calorie Memory Seven days of daily data and 11 weeks of weekly data cumulative total data Daily data memory record measurement data month day day of the wee...

Page 4: ... is flashing use E and to change it as described below To do this Reset the seconds to 00 Toggle the display illumination duration setting between 1 5 second and 2 5 seconds Change the hour or minutes Toggle between 12 hour and 24 timekeeping Change the month day or year Screen Do this Press E Press A while the second setting is flashing Use E and A Press E Use E and A P 10 5850 P Toggle calorie m...

Page 5: ...g Mode See To view Timekeeping Mode sub screens for more information The watch performs either of the following operations whenever the calorie memory timing you specified is reached If Calorie Measurement is in progress The current data is stored automatically in memory and measurement is restarted from zero If Calorie Measurement is stopped Current measurement data is stored in calorie memory an...

Page 6: ...ie Unit Press E Press E lb is shown when the unit is pounds is shown when the unit is kilojoules Press D To specify the calorie unit 1 In the Basic Data Input Mode use D and E to display the calorie unit screen 2 Hold down B until the calorie unit setting kcal kcal or kJ starts to flash which indicates the setting screen If the calorie unit setting does not flash when you hold down perform the fol...

Page 7: ...ch so its face is pointing at a light source Note that charging efficiency drops when any part of the solar cell is blocked by clothing etc The illustration shows how to position a watch with a resin band Important Storing the watch for long periods in an area where there is no light or wearing it in such a way that it is blocked from exposure to light can cause rechargeable battery power to run d...

Page 8: ...n bring it back up again Under certain conditions the backlight may not light until about one second after you turn the face of the watch towards you This does not necessarily indicate malfunction of the backlight You may notice a very faint clicking sound coming from the watch when it is shaken back and forth This sound is caused by mechanical operation of the auto light switch and does not indic...

Page 9: ... the Japanese Ministry of Health Labor and Welfare Japan Supervisor Isao Hashimoto Ph D FACSM Director Professor of Physiology Division of Health and Human Ecology Institute of Human Living Sciences OTSUMA WOMEN S UNIVERSITY Type of Activity 120m min 150m min 180m min 200m min 220m min 240m min 17 5km h 25km h Beginner 10km h Others Boating Canoeing Softball Bowling Badminton Volleyball Mountain C...

Page 10: ...23 L25 L26 L24 L 5 L 4 L 3 L 2 L 1 LC5 LC5 LC4 W8 W9 LC3 LC2 LC1 LC4 LC3 LC2 LC1 W7 W6 W5 b5 a5 d5 c5 e4 a4 WEI d4 g4 c4 SAVE HYP0 COL3 COL0 KJ e3 f3 a3 d3 KCAL g3 b3 c3 f0 a0 e0 d0 g0 b0 AUTOEL c0 P1 g1 b1 ALM c1 e1 f1 a1 d1 P0 g2 b2 MIN0 c2 e2 f2 a2 d2 WEEK MIN1 RECOV f4 X22Y2 X21Y2 X22Y1 X21Y1 X22Y0 X21Y0 X22Y4 X21Y4 X22Y3 X21Y3 X18Y2 X17Y2 X18Y1 X17Y1 X18Y0 X17Y0 X18Y4 X17Y4 X18Y3 X17Y3 P3 P2 ...

Page 11: ... SC C9 CLF1 E Cel EL INV LL2 L VOUT L GND CLF2 V BACK FRONT 4 4 1 R3 4 1 1 Z 3 3 3 SK 2 3 VPM Di2 R1 5 Rb GNDB 6 1 SA S4 SB SDI 1 N1 N2 7 7 3 3 8 9 LCD 2 8V 1 3b 1 5d 10 1 No bonding 2 KC2 KI8 Open No Soldering KC3 KI8 Short Soldering KC4 KI8 Open No Soldering 3 Latch type key 4 Short Soldering R trimming 5 Inclination sensor 6 GNDB is used for the bias on the back of the tip 7 Short Soldering N t...

Page 12: ...1 R1 L L L VDD2 KI5 KC4 KC2 KI2 KI3 KI6 GND VSC KI7 GND KI8 KI8 KI8 KC3 VOUT KI1 GND KI9 KI5 GND GND R3 R2 N1 GND KI4 KI4 GND CLF1 Inverter INV 3 PCB ASS Y 7640 6976 Coil LL2 Coil LL1 Capacitor Chip C4 Capacitor Chip C6 Capacitor Chip C2 Capacitor Chip C1 Capacitor Chip C3 Capacitor Chip C7 Capacitor Chip C5 Capacitor Chip C8 Capacitor Chip C9 5 Oscillator Crystal 7110 6323 Xtal Capacitor Chip Cel...

Page 13: ...7218 0438 19 7230 0644 16 1008 2133 11 1008 2135 7 7231 1913 1 1012 5268 Casing parts Dial ass y with solar cell 20 1008 4578 12 1006 5664 14 1009 9862 10 1008 2102 11 1008 2135 15 1008 2132 18 1008 2134 3 7640 6976 PCB Ass y Casing parts Spacer 2 1008 9590 17 7230 0616 ...

Page 14: ...14861 001V01TK QW 2802AT 01 1 A 4 1009 7666 CAPACITOR TRIMMER CTZ2E 25C W2 P QW 2802AT 01 1 B 5 7110 6323 OSCILLATOR CRYSTAL DT 26S11 QW 2802AT 01 1 B 6 1006 5657 BATTERY STORAGE CTL1616 QW 2802AT 01 1 B 7 7231 1913 CONTACT BATTERY Q359948B 2 QW 2802AT 01 1 C 8 7218 0438 CUSHION 524 Q411459 1 QW 2802AT 01 1 C 9 1008 3364 HOLDER BATTERY Q254197A 2 QW 2802AT 01 1 C 10 1008 2102 HOUSING Q152370 1 QW ...

Page 15: ...nted 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 B button press C and D at the normal timekeeping mode Then all the segments are displayed and the LCD drive signals are changed to the static drive signal of 32 kHz so tha...

Page 16: ...he watch more than two seconds 4 Check the display indicates as figure 3 If 8888 is not appeared on the display disassemble again the module and check the contact spring between the Solar cell and PCB 3 To exit from TEST mode Press any button 6 4 HOW TO CHECK TILT SENSOR 1 Press B D and E buttons at the normal timekeeping mode 2 Check the display indicates as figure 4 3 Tilt the watch towards you ...

Page 17: ...CASIO TECHNO CO LTD Overseas Service Division Nishi Shinjuku Kimuraya Bldg 1F 5 25 Nishi Shinjuku 7 Chome Shinjuku ku Tokyo 160 0023 Japan ...

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Summary of Contents for QW-2802

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Casio QW-2802, Service Manual, Page: 10 / 17

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Summary of Contents for QW-2802

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