Citizen D710/D716 instruction manual Slow

Problem	Possible Cause	Corrective Action	Reference
Slow in	As more and more flash	Perform the garbage collection	“Using the
switching	memory is used, slightly more	procedure in the system	Standard Mode: 7.
modes	time may be required for the	monitor mode of the standard	Using the System
	watch to switch modes and	mode. When a large number of	Monitor Mode”
	call up log data.	diving logs are stored in the
		watch, although slightly more
		time may be required to call up
		the display, this is not a
		malfunction.
“CHK” remains	The water sensor continues	After rinsing off any debris	“Warning
displayed for a	to be activated due to the	around the water sensor with	Functions”
long period of	presence of sand, debris,	water, carefully wipe off any
time	perspiration or other matter	excess moisture with a dry
	on the water sensor.	cloth.
“FILE” remains	The amount of available	Perform the garbage collection	“Warning
displayed	space in flash memory is low.	procedure in the system	Functions”
		monitor mode of the standard	“Using the
		mode	Standard Mode: 7.
			Using the System
			Monitor Mode”
	The watch is insufficiently	Sufficiently charge the watch by	“Warning
	charged and the ambient	installing on the charger or	Functions”
	temperature is low.	communication unit.	“Charger: 3.
	* The file error warning may be		Charging the
	activated if the ambient		Watch”
	temperature becomes low while
	the watch is insufficiently
	charged.
	Flash memory error.	Format the flash memory in the	“Warning
		system monitor mode of the	Functions”
		standard mode. If the problem	“Formatting Flash
		is still not solved, consult the	Memory”
		Citizen Service Center.
“ERR” remains	There is an error in the	Discontinue using the watch	“Warning
displayed for a	pressure sensor. (“ERR” may	and consult the Citizen Service	Functions”
long period of	be displayed at high-altitude	Center.
time	locations of 3,000 m (10,000
• “ERR” is	ft) or more above sea level.)
displayed when
using the watch
on land (excluding
high altitudes at
3,000 m (10,000 ft)
or more above
sea level)
• “ERR” continues
to be displayed
for a long period
of time after
completion of
diving

95