Troubleshooting

Problem

Possible Cause

Corrective Action

Reference

 

 

 

 

Display does

The watch is switched to No

The display lights when the

“Low Power Mode

not light

display in low power mode.

lower left button (D) is depressed

(Temporary

 

 

for 2 seconds or more.

Function)”

 

 

 

 

 

The watch has stopped due to

Perform the all-reset procedure

“Charge Level

 

being insufficiently charged.

with the watch placed on the

Indicator and

 

 

charger or communication unit.

Continuous Usage

 

 

* Check the section on “Unable to

Time”

 

 

charge” if the display does not light

“Charger: 3.

 

 

after performing this procedure.

Charging the

 

 

 

 

 

 

Watch”

 

 

 

“All-Reset”

 

 

 

 

Watch does

The water sensor check

After rinsing off any debris

“Warning

not switch to

warning (CHK is displayed) has

around the water sensor with

Functions”

dive mode

been activated.

water, carefully wipe off any

 

 

 

excess moisture with a dry

 

 

 

cloth.

 

 

 

 

 

 

The insufficient charge warning

Sufficiently charge the watch by

“Warning

 

has been activated (BATT is

placing it on the charger or

Functions”

 

displayed) due to the watch

communication unit.

“Charge Level

 

being insufficiently charged.

 

Indicator and

 

(The watch will not switch to the

 

Continuous Usage

 

dive mode if it is insufficiently

 

Time”

 

charged.)

 

“Charger: 3.

 

 

 

Charging the

 

 

 

Watch”

 

A permanent error occurred

The error will be reset after 24

“Warning

 

during the previous dive

hours.

Functions”

 

(decompression diving).

 

 

Dive mode

If the water sensor remains

The watch will return to the time

“Warning

cannot be

activated by perspiration or

mode or surface mode of the

Functions”

terminated

other moisture in high-altitude

standard mode when the lower

 

 

environments where air

left button (D) is depressed for

 

 

pressure changes in a short

10 seconds or more.

 

 

period of time, and there is a

* In this case as well, diving data

 

 

change in air pressure of 1,000

until the time the dive mode was

 

 

hpa or more, the depth display

terminated remains in the log

 

 

mode.

 

 

does not return to 0.0 m (0 ft)

 

 

 

 

 

and the dive mode may not be

 

 

 

able to be canceled even after

 

 

 

descending to a low altitude (on

 

 

 

land).

 

 

 

 

 

 

Alarm does not

The insufficient charge warning

Sufficiently charge the watch by

“Warning

sound and EL

has been activated (BATT is

placing it on the charger or

Functions”

does not light

displayed) due to the watch

communication unit.

“Charger: 3.

 

being insufficiently charged.

 

Charging the

 

* The alarm will not sound if the

 

Watch”

 

alarm is set to “Silent”.

 

 

 

 

 

 

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Citizen D710/D716 instruction manual Troubleshooting, Problem Possible Cause Corrective Action Reference