Watches Manual

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C. R. 1. 6. 1. 2. R1612. CR1612. BATTERY REPLACEMENT MANUAL. FOR CAL. 4F (LADIES ‘) / 8F (GENT’S) SERIES WATCHES q NOTE: When replacing the battery for Cal. …

1 REMOVE THE OLD BATTERY.
q Tools to use:
Tool for removing battery

BATTERY REPLACEMENT MANUAL
FOR CAL. 4F (LADIES’) / 8F (GENT’S) SERIES WATCHES
1. Open the case back and remove the casing ring.
q NOTE: When replacing the battery for Cal. 4F and Cal. 8F Series watches, please be sure to use CR1612 and CR2412 batteries having a seal-type insulator attached to them, respectively.

* 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.
q BATTERY REPLACEMENT WORK FLOW

* Be sure to insert from the specified position.
For the watch with a red plastic insulator:

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1

REMOVE THE OLD BATTERY

2

INSTALL A NEW BATTERY

3

REACTIVATE THE BUILTIN IC

4

CHECK CALENDAR DATA ­ RETAINED? YES (Retained)

NO (Erased)
2 CR 41

Insert under the insulator here.

Insert under the insulator here.
1 CR 61

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7

END OF REPLACEMENT WORK

YES (Correct)

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CHECK CALENDAR DATA ­ CORRECT?

NO (Incorrect)

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INPUT DATA

[ Cal. 8F Series ]

[ Cal. 4F Series ]

For the watch with a battery with a seal-type insulator: q Tools to use in the replacement work
Tool for removing battery/inputting data Battery installer
1 CR 61

Insert here.
2

Insert here. [ Cal. 4F Series ]

[ For Cal. 8F Series ]

[ For Cal. 4F Series ]

[ Cal. 8F Series ]

3. Move the tool from side to side.
2

* Do not pry the battery up. This will damage the movement.

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2

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2

2

R161
2

Battery Insulator Movement

2 CR 41

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Battery with insulator Movement