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Seiko 4F Series Battery Replacement Manual

Seiko 4F Series Battery Replacement Manual

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BATTERY REPLACEMENT MANUAL
FOR CAL. 4F (LADIES') / 8F (GENT'S) SERIES WATCHES
NOTE: When replacing the battery for Cal. 4F and Cal. 8F Series watches, please be sure to use
CR1612 and BR2412 batteries having a seal-type insulator attached to them, respectively.
BATTERY REPLACEMENT WORK FLOW
1
REMOVE
THE OLD
BATTERY
Tools to use in the replacement work
Tool for removing battery/inputting data
2
INSTALL
A NEW
BATTERY
7
END OF
REPLACE-
MENT WORK
-1-
3
REACTIVATE
THE BUILT-
IN IC
YES
6
(Correct)
CHECK
CALENDAR
DATA –
CORRECT?
[ For Cal. 8F Series ]
4
CHECK
NO (Erased)
CALENDAR
DATA –
RETAINED?
YES
(Retained)
NO
5
(Incorrect)
Battery installer
[ For Cal. 4F Series ]
INPUT
DATA

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Summary of Contents for Seiko 4F Series

  • Page 1 (Correct) (Incorrect) INPUT END OF CHECK REPLACE- CALENDAR DATA MENT WORK DATA – CORRECT? Tools to use in the replacement work Tool for removing battery/inputting data Battery installer [ For Cal. 8F Series ] [ For Cal. 4F Series ]...
  • Page 2 Tool for removing battery 1. Open the case back and remove the casing ring. * Some models of Cal. 4F Series watches have an antimagnetic ring. Remove it first. Then follow the steps below. 2. Insert the tip of the tool between the insulator and the movement.
  • Page 3 Tool to use: Battery installer [ For Cal. 8F Series ] [ For Cal. 4F Series ] 1. Remove the casing ring and red insulator (if the watch has one). 2. Set the battery installer into the case Notched portion 3.
  • Page 4 * Take care not to damage the AC terminal with the tool. For Cal. 8F Series watches: Contact the AC terminal and the side face of the battery securely. AC terminal For Cal. 4F Series watches: Contact the AC terminal and the hooking portion of the battery clamp securely. AC terminal CHECK CALENDAR DATA –...
  • Page 5: Input Data

    2. Check the movement of the second hand. One-second CHECK The data is Go to interval CALENDAR retained securely. movement DATA – CORRECT? 5-second INPUT The data has Go to interval DATA been erased. movement [ 5-second interval movement ] INPUT DATA.
  • Page 6 Position of terminal for inputting Position of terminal for inputting calendar data: Cal. 8F Series calendar data: Cal. 4F Series “Y” “AC” Year “Y” Year “M” “M” “D” “AC” Month Month Date “D” Ø “ ” Ø “ ” Date Input data in the following order.
  • Page 7 DATA data is shown: END OF REPLACEMENT WORK 1. Close the case back. * For some models of Cal. 4F Series watches, set the antimagnetic ring first Set the “ ” mark before closing the case back.

This manual is also suitable for:

8f series