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Epson YM26A Watch Movement Specification And Drawing

Epson YM26A Watch Movement Specification And Drawing

World time & alarm
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Watch Movement Specification and Drawing
WORLD TIME & ALARM
Cal. YM26A
Movement Size
12'''
Casing Diameter
27.0mm
Ø
Height
3.7mm
Battery Life
3 years

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Summary of Contents for Epson YM26A

  • Page 1 Watch Movement Specification and Drawing WORLD TIME & ALARM Cal. YM26A Movement Size 12’’’ Casing Diameter 27.0mm Ø Height 3.7mm Battery Life 3 years...
  • Page 2 Date: 30/Jan./'15 Cal. YM26A Items Rev. Page Specifications Appearance Casing Hand fitting Hand setting stem Magnetic shield plate Dial-01 7-01 Dial-02 7-02 Holding ring for dial-01 8-01 Holding ring for dial-02 8-02 Attention for assembly Attention of casing part structure-01...
  • Page 3 MOVEMENT SPECIFICATIONS Date : 31/Aug./'12 Rev. : 00 CAL. YM26A Analog Quartz 12''' World time & Alarm Movement 1. MOVEMENT DIMENSIONS φ27.60mm(12H-6H) × 24.00mm(3H-9H) Outside diameter φ27.00mm(12H-6H) Casing diameter Total height 3.70mm (including battery) 2. TIME STANDARD Type of quartz oscillator...
  • Page 13 Date: 31/Aug./'12 YM26A Attention for assembly Rev.: 00 1.How to change the battery •Please use the exclusive battery to keep the stable performance for a long time. •Please set the battery with the minus part toward the inside of the watch.
  • Page 14 Date : 30/Jan./'15 Cal. YM26A Attention of casing part structure-01 Rev. : 01 1.Minute hand The center wheel have a safety stopper structure to prevent the minute hand from being pressed too much. However pay attention to the contact between hour hand and minute hand.
  • Page 15 30/Jan./'15 Date : Cal. YM26A Attention of casing part structure-02 Rev. : 00 6.Piezoelectric element , A.C. comment seal Stick piezoelectric element and A.C. comment seal to the center of case back. Case back Piezoelectric element : φ 18mm A.C. comment seal : φ 10mm (1) Piezoelectric element Piezoelectric element must be stuck to case back by thermoplastic adhesive.
  • Page 16 30/Jan./'15 Date : Cal. YM26A Attention of design Rev. : 00 The design instruction of the city The time in 24 cities is displayed. The each interval of city is 15 degree. When designing a dial, it has to be checked whether time difference has been changed.
  • Page 17: System Reset

    30/Jan./'15 Date : Cal. YM26A Operation-01 Rev. : 01 World time hour hand City hand Hour hand World time minute hand 2H button 0 ® 1 ® 2 Small second hand Crown Minute hand 4H button Alarm minute hand Alarm hour hand...
  • Page 18: World Time Function

    Date : 30/Jan./'15 Cal. YM26A Operation-02 Rev. : 01 World time function ・ The time in 24 cities is displayed by the 24 hour indication. ・ Press the 2H or 4H button until the city hand points to the city whose time you wish to know.
  • Page 19 Watch Movement Parts List and Disassemble Guide Cal.YM26A WORLD TIME & ALARM - World time - Alarm Small second World time Alarm Date MOVEMENT SPECIFICATIONS 12’’’ 3.7mm Movement Size Height 3 years Ø 27.0mm Battery Life Casing Diameter...
  • Page 26 World time minute hand Minute hand Hour hand Date City hand LOCAL.T Small second hand YM26 Crown S.EPSON N: Normal position 1: First click position ALARM 2: Second click position Alarm hour hand Alarm minute hand • The names of the cities shown in the illustrations in this manual are just examples, and they may be different from the names shown on your watch. Movement size 12'"...
  • Page 27 • Set the alarm hour and minute hands to indicate the same time as indicated by the hour and minute hands. • Before using the alarm, ensure that the position of the alarm hands are adjusted. • Set the city hand and world time hour and minute hands to the desired time. • Before using the world time function, ensure that the positions of the city hand and the world time hour and minute hands are adjusted. LOCAL.T LOCAL.T YM26 YM26 S.EPSON S.EPSON ALARM ALARM Pull out to 1st position • P ull the crown out to the 1st click position. • Turn the crown clockwise until the previous day’s date appears.  Note: D o not set the date between 9:00 PM and 1:00 AM.
  • Page 28 Set the alarm hands Set the city hand Press A 2 sec. LOCAL. LOCAL. YM26 YM26 S.EPSON S.EPSON ALARM ALARM • P ress the button "B" repeatedly to set the alarm • P ress the button "A" for 2 seconds. hands to the time the main time hands indicates. The city hand turns a full round. • Press the button "B" to set the city hand to the Note: The alarm hands move quickly if the button "B" is kept...
  • Page 29 CAL.YM26 WORLD TIME AND ALARM Instructions Alarm hands City hand World time hands • Alarm hour and minute • City hand turns a full round. • World time hour and minute hands advance 12 hours. hands advance 24 hours. The alarm hour and minute hands, city hand and world time hour and minute hands can be adjusted in the above order when the button "A" is pressed for 2 seconds.
  • Page 30: How To Use The World Time Function

    • The world time dial indicates the time in 24-hour format. You can see at a glance whether the time is in the forenoon or in the afternoon. • When the city to which the city hand points on the bezel is observing daylight saving time, select the city that is adjacent clockwise to compensate for the one-hour time difference. How to read the world time dial LOCAL.T LOCAL.T YM26 S.EPSON • The world time dial is a 24-hour dial. ALARM The world time hour hand makes one full rotation every 24 hours. How to use the world time function Press the button "A" or "B" until the city hand points to the city whose time you wish to know. World time hour hand World time minute hand City hand To select a city (The city hand turns clockwise.)
  • Page 31: How To Set The Alarm

    How to set the alarm Before using the alarm, ensure that the alarm hands are adjusted to indicate the current time. • The alarm can be set to ring only once at a designated time within the next 12 hours. • The alarm time can be set in one-minute increments. LOCAL.T LOCAL.T YM26 YM26 S.EPSON S.EPSON ALARM ALARM Pull out to 1st position • P ull the crown out to the 1st click position. • P ress the button "B" repeatedly to set the alarm hands to the desired alarm time.
  • Page 32 While the alarm is ringing, pressing any button will only stop the alarm, and no world time opration can be made. How to cancel the alarm time you have set LOCAL.T LOCAL.T YM26 YM26 S.EPSON S.EPSON ALARM ALARM Pull out to 1st position • P ull the crown out to the 1st click position. • P ress and hold the button "B" until the alarm hands stop and indicate the current time.
  • Page 33 WORLD TIME AND ALARM Instructions How to preview the alarm sound LOCAL.T LOCAL.T YM26 YM26 S.EPSON S.EPSON ALARM ALARM Pull out to 1st position • P ress and hold the button "A" for longer than 2 • P ull the crown out to the 1st click position.