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6. Quality Evaluation and Replacement of EL ....................................................... 12

7. Names of Casing Parts ....................................................................................... 14

7-1 G-Shock ....................................................................................................................... 14

7-2 Baby-G ......................................................................................................................... 15

7-3 Twincept ....................................................................................................................... 16

7-4 Data Bank .................................................................................................................... 17

7-5 Diver's Watch ............................................................................................................... 18

7-6 Watches Equipped with a Sensor/Pressure (Side Sensor) ......................................... 19

7-7 Watches Equipped with a Sensor/Pressure (Front Sensor) ........................................ 20

8. Replacement of Casing Parts ............................................................................. 21

8-1 Glass Replacement ..................................................................................................... 21

8-2 Button Replacement .................................................................................................... 22

8-3 Register Ring Replacement ......................................................................................... 23

8-4 Piezo Replacement ..................................................................................................... 23

9. Analog Block Replacement ................................................................................ 24

10. Waterproof Inspection ......................................................................................... 26

10-1 Water Resistant Tester .............................................................................................. 27

10-2 Air Leak Checker ....................................................................................................... 28

10-3 Water Pressure Tester and Hot Plate ........................................................................ 30

11. Quality Evaluation and Replacement of Sensor/Pressure .............................. 32

11-1 Trouble Shooting with Sensor/Pressure Trimming Jig Set ......................................... 33

11-2 Trouble Shooting without Sensor/Pressure Trimming Jig Set .................................... 34

11-3 Sensor/Pressure Quality Evaluation .......................................................................... 35

11-4 Removal and Attachment of Sensor/Pressure ........................................................... 35

11-4-1 Sensor/Pressure Equipped on Side of the Watch .................................................. 35

11-4-2 Sensor/Pressure Equipped on Front of the Watch ................................................. 36

12. Altimeter of Watches Equipped with a Sensor/Pressure ................................. 36

13. Quality Evaluation and Replacement of Sensor/Magnetic .............................. 37

13-1 When a Watch Does Not Indicate Directions Correctly ............................................. 37

13-2 Quality Evaluation of Sensors/Magnetic .................................................................... 37

13-3 Quality Evaluation of Sensors/Magnetic .................................................................... 38

14. Quality Evaluation and Replacement of Coil Ass'y .......................................... 38

15. Repair of Module/with movement ...................................................................... 39

15-1 Precautions when Repairing Modules/with movement .............................................. 39

15-2 The Structure and Names of Parts of Module/with movement .................................. 40

15-3 Explanation of Each Part of Module/with movement ................................................. 42

15-3-1 Train Wheel Part ..................................................................................................... 42

15-3-2 Correction Part ....................................................................................................... 42

15-3-3 Calendar Part ......................................................................................................... 43

15-4 Disassembly, Cleaning, Lubrication and Reassembly of Module/with movement ..... 44

15-4-1 Disassembling ........................................................................................................ 44

Содержание ABX-68B

Страница 1: ...WATCH BASIC REPAIR MANUAL RANKS A AND B JULY 1997 PRT 40C QW 1470 MWA 800G QW 1325 R ABX 68B QW 1359...

Страница 2: ...refers to the level at which technical skills and tools are possessed that enable evaluation of the quality of all parts at the individual part level replace or adjust those parts and perform waterpr...

Страница 3: ...mming Jig Set 34 11 3 Sensor Pressure Quality Evaluation 35 11 4 Removal and Attachment of Sensor Pressure 35 11 4 1 Sensor Pressure Equipped on Side of the Watch 35 11 4 2 Sensor Pressure Equipped on...

Страница 4: ...15 4 2 Cleaning 44 15 4 3 Lubrication and Reassembly 45 15 4 4 Confirmation 46 16 Clock Repair Heat Seal Replacement 46...

Страница 5: ...ement of PCB ass y or replacement of each components Refer to 3 Quality evaluation and replacement of electronic parts Water resistant inspection In case the watch is water resistant Refer to 10 Water...

Страница 6: ...onents Refer to 3 Quality evaluation and replacement of electronic parts Repair of mechanical portion Refer to 9 Analog blcok replacement 14 Quality evaluation and replacement of coil ass y and 15 Rep...

Страница 7: ...Case is broken Alarm doesn t sound Refer to 8 4 Piezo replacement Refer to Watch Basic Repair Manual Ranks C and D Refer to 8 1 Glass replacement Refer to 8 2 Button replacement Refer to 8 3 Register...

Страница 8: ...in quartz watches are as described below Nearly all portions of these circuits are contained in the LSI and therefore cannot be repaired Fig 1 1 However they are important in terms of understanding th...

Страница 9: ...ide Oscillator This circuit generates a 32 768 Hz signal with the oscillator quartz and capacitor trimmer Frequency divider This circuit converts the 32 768 Hz signals produced with the oscillation ci...

Страница 10: ...d In cases when the battery life of a watch appears to be extremely short it is possible that current consumption has increased abnormally due to circuit shorts defective parts or other problems When...

Страница 11: ...hed to the lead wires Fig 2 3 5 In the case of digital and combination watches current consumption can be considered to be normal if the needle on the multimeter points to between roughly 3 and 10 A I...

Страница 12: ...capacitors chip is performed using a multi meter according to the follow ing procedure 1 Remove the capacitor chip to be inspected from the P C B 2 Set the multimeter to the 1 K or 10 K range 3 Place...

Страница 13: ...nge of 80 150 3 4 Oscillators Quartz Oscillators quartz produce a stable 32 768 Hz signal with the oscillation circuit in the LSI The most effective way to evaluate the quality of a oscillator quartz...

Страница 14: ...ormed when the watch no longer keeps the correct time or after the oscillator quartz has been replaced Furthermore the accuracy monthly and setting range daily of each watch module is indicated in the...

Страница 15: ...case a watch no longer runs accurately or a oscillator quartz has been damaged in modules for which accuracy setting is performed in this manner it is preferable that repairs are performed by replace...

Страница 16: ...end of a tweezers and then secure the LCD in position by catching the hooks on the LCD 6 Reassemble the module 6 Quality Evaluation and Replacement of EL Since the EL has an impedance of and capacita...

Страница 17: ...us ing 2 When it is difficult to pull the lead wire through the gap in housing 2 either grind hous ing 2 slightly or melt it with a soldering iron to create a larger gap 5 Twist the other lead wire ar...

Страница 18: ...ss y 6H E ring Cushion Rubber Inner Screw Decorative Screw Back Screw Decorative Protector Case back Glass packing Packing Glass Case Center ass y Button ass y 4H Dial Inner Dial Outer Cover Inner Mod...

Страница 19: ...ass Cover End piece Spring rod Dial Cover Inner Cushion Rubber Inner Module without Movement Cushion Rubber Back Packing O ring Back Screw Back Button ass y 2H Button ass y 4H Screw Decorative Button...

Страница 20: ...Screw Tapping Spring Coil Rubber Conductive Screw Decorative Bezel LCD Interconnector Dial supporter Hand Minute Dial EL Module with Movement Spring Coil Packing O ring Back Cover Back ass y Screw Bac...

Страница 21: ...n ass y 9H E ring Tape Adhesive Tape Conductive Panel Button ass y light E ring Case Center ass y Button ass y 2H Button ass y 3H Module without Movement Plate Casing frame Seal Packing O ring Back Pi...

Страница 22: ...se Center ass y Button ass y 2H Button ass y 4H Dial supporter Hand Minute Hand Hour Casing frame Packing O ring Back Cover Back Module with Movement Tape Adhesive Register ring Spring Leaf Packing O...

Страница 23: ...sy Light E ring Button a ssy 4H Dial Module without Movement sensor Spring Coil Back Case Center ass y E ring Screw Screw Screw Screw Spring Coil Sensor Holder Sensor Pressure Screw Flat Casing frame...

Страница 24: ...utton ass y 10H Button ass y 8H E ring Packing O ring Sensor Sensor Pressure Module without Movement Sensor Screw Decorative Panel E ring Button ass y 2H Button ass y 4H Case Center ass y Casing frame...

Страница 25: ...from moving 7 Turn the handle of the hand press with the case and glass positioned as described above to press fit the glass into the case Fig 8 2 When the upper pressing piece begins to make contact...

Страница 26: ...screwdriver or the E ring may pop out of the case and become lost Fig 8 3 3 Remove the button from the case and replace it with a new one Apply silicon grease to the packing O ring attached to the bu...

Страница 27: ...any cases in which the register ring panel and tape adhesive for securing the plate supplied from Casio are only available as separate parts for those register rings of the MD LD and AD series In this...

Страница 28: ...is completed 9 Analog Block Replacement In the case of modules with movement in combination watches that use plastic gears only the analog portion of the block can be replaced Although the replacemen...

Страница 29: ...ft side facing up to prevent the shaft of the wheel second from breaking c Since small particles of dust trapped between the gears can cause modules with movement and particularly plastic movements to...

Страница 30: ...to be free of any damage water may enter the watch which is through the micro cracks result of the watch being subjected to excessive shock during use Thus with respect to water resistant watches it i...

Страница 31: ...is more if the water resis tance of the watch is defective the inside of the watch will also be pressurized with the air pressure and water pressure inside the cylinder 4 Lower the watch into the wat...

Страница 32: ...instrument is more expensive than water resistant testers And the location of the defective water resistance cannot be determined with this instrument alone In order to determine the location of a le...

Страница 33: ...or will moves to left side at first and it will be back to center zero point within 15 seconds Then it will moves to right side and NG lamp will be lit In case the watch has big air leakage The NG lam...

Страница 34: ...ined in the tank remove them 5 Close the cap without the valve screw On this time water will be overflowed from the small holes of the cap Even a small amount of the air should not be remained in the...

Страница 35: ...nd place the watch with glass side down on the wet cloth for one minute 16 One minute later take the watch and wipe the water on the watch glass and check whether the condensed water is under the glas...

Страница 36: ...rder to ensure that the accuracy of the watch remains constant Malfunctions involving the sensor pressure include inaccuracy of sensor measured values FULL dis play and Sensor Errors When any of these...

Страница 37: ...d write down the value Perform AC Read and write down the value again Fix the conection Compare the value of the watch and correct barometer Set the value according to the correct barometer Sensor tri...

Страница 38: ...rate Display shows FULL Display shows SENSOR ERROR Read and write down the value Perform AC Read and write down the value again Fix the conection Compare the value of the watch and correct barometer S...

Страница 39: ...parts including the cap sensor cover sensor and packing o ring sensor 4 While holding onto the flexible cable with a tweezers remove the sensor pressure by pushing it to the outside from the sensor bo...

Страница 40: ...e to perform the waterproof inspection after the repair is completed 12 Altimeter of Watches Equipped with a Sensor Pressure Altimeters consist of actual altimeters and relative altimeters Actual alti...

Страница 41: ...e or indoors especially reinforced concrete buildings 2 Measurements are made in close proximity to objects that generate their own powerful magnetic field causing distortion of the earth s magnetism...

Страница 42: ...sor pressure is used the sensor magnetic or module with sensor must be replaced unless a sensor pres sure trimming jig set is available The sen sor magnetic cannot be replaced by the PCB ass y 14 Qual...

Страница 43: ...nance such as regular lubrication they are more susceptible to shock than metal movements thus requiring that caution be used when handling parts Although metal movements are more resistant to shock t...

Страница 44: ...l Cannon pinion Bridge Train wheel Wheel Third Wheel Second Bridge Cannon pinion Screw Yoke Coil ass y Stator Wheel Sliding pinion Plate Main Pin Setting lever Jumper Setting lever Lever Setting Wheel...

Страница 45: ...r Day setting Wheel Driving calender Holder Movement EL Spring Coil Holder Hour wheel Indicator Day Screw Jumper Date indicator Lever Date stop Indicator Date Plate Date indicator guide Wheel Hour Min...

Страница 46: ...ransmission This transmission of rotation results in movement of the hands at tached to the gear shaft Fig 15 1 Fig 15 2 In the train wheel unit the wheel minute and wheel hour on the dial side sandwi...

Страница 47: ...revolu tion in 24 hours The finger date attached to the indicator date engages once a day with the gear on the inside of the indicator date to ad vance the date In the case of advancing the day the f...

Страница 48: ...he presence of dust and dirt 15 4 2 Cleaning Once disassembly work is completed clean each component part 1 Pour some cleaning fluid into a container such as a Petri dish Use benzene or isoprophyl alc...

Страница 49: ...with the bridge train wheel check that each gear and rotor is securely installed in the proper hole while viewing the module with movement from the side with the screws still loose If the shaft has sh...

Страница 50: ...to as dimethylketone CH3 CO CH3 to completely remove all paste of the old heat seal Although isopropyl alcohol CH3 2CHO or other solvents may also be used to wipe the bonding surfaces since they do no...

Страница 51: ...eat seal and check the condition of the bonding On this time you can judge the bonding was performed correctly if the bonding part is turned translucent In case the bonding part is not translucent par...

Страница 52: ...MA0700271A...

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