When You See One Of These Displays; Troubleshooting - Seiko S770 Instructions Manual

When you see one of these displays

If you see one of these displays, follow the corresponding instructions.
POWER SAVE
Display
The Power Save function
Condition
has been activated.
Expose the watch to light or press any
button to cancel the Power Save function.
Instructions
7 → Power save P138
170

Troubleshooting

Troubles
Radio
The watch cannot
wave receive radio
waves.
reception
The stopped watch
7 Recharging
was recharged, but
the watch it does not start
working.
172
SLEEP TOO COLD
The temperature of the watch
has dropped below ‒ 5ºC.
Move the watch to
a warm place and
wait for a while until
the watch shows the
normal time display.
Possible causes
The watch was moved while it was receiving radio waves.
(It may take 17 minutes at the longest to complete the reception.)
While the watch was receiving radio waves, any one of the
buttons was pressed. (Radio wave reception was canceled.)
The watch is in a poor reception environment. (P118)
Radio wave transmission from the transmitting
station is temporarily out of action. (Outages)
The home time city is not appropriately designated.
→ How to check the home time city P106
The light was too weak.
The charging time was not long enough.
The built-in IC has fallen into an unstable condition.
The display is blank.
There is no display
The display does not react when any button is pressed.
→ The battery is running low.
Follow the instructions ① and ② .
① Recharge the watch suffi ciently
until the battery life indicator appears like
→ How to charge the battery. P133
② Conduct manual reception or set the time manually.
→ How to conduct manual reception
(Reception by manual operation) P156
→ How to set the home time city and dst
(Daylight saving time) P120
If you see an abnormal display, reset the built-in IC.
→ Abnormal display or improper function P178
Solutions
Do not move the watch while it is receiving radio waves. Wait until
the reception is completed. It may take 17 minutes at the longest.
Do not press any button while the watch is receiving radio waves (during both automatic and manual
reception.) Keep the watch stationary and leave the watch unmoved without holding or tilting it.
Move the watch to a place with a good reception environment and try receiving radio waves.
For the information on the scheduled outage periods, see each
transmitting station's website. Try receiving radio waves after some time.
① Check if the home time city is appropriately designated as instructed in this booklet. Reset the home time city as necessary.
② If the time remains incorrect after the home time city is reset, try manually receiving radio waves.
The time required for recharging varies depending on the illuminance
level. Recharge the watch referring to the "Standard charging time."
Reset the built-in IC, referring to "Abnormal display or improper function."
The message "Too Hot" appears when a button is pressed.
→ The temperature of the watch has risen above 50 ℃ .
.
If you see a display shown above,
try moving the watch to a cool place
and wait for a while until the watch
shows the normal time display.
171
Ref. page
P117
P117
P117
P119
P120
P111
P134
P178
173
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