Seiko QP-400GS, Operating Manual

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31
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For the Engineering Outfit
14
TROUBLESHOOTING
Problem Cause Remedy
Refer to:
(page)
The LCD display of the clock
controller becomes blank.
The operations of the clock
controller are all disabled.
The battery is not connected. Connect the battery. 18
The capacity voltage has reduced
to 3.2 V or less.
(The solar panel is not exposed to
the sunlight for more than 4
hours a day.)
Adjust the direction or position
of the solar panel.
Besides, replace the battery
with a new one. 9
10
Install the solar panel at a
sunny place.
Besides, replace the battery
with a new one.
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The fuse is blown.
Replace the fuse with a new
one.
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“LCAP” is displayed after the
battery is connected, and the
operations of the clock
controller are all disabled. The capacity voltage has reduced
to 3.5 V or less.
Recharge the capacitor. After
recharging is completed,
“LCAP” will disappear, and the
operations are enabled.
27
28
29
“LCAP” is displayed, and the
hands of the secondary clock
are not adjusted.
The capacity voltage has reduced
to 3.5 V or less.
Recharge the capacitor. After
recharging is completed, the
time display appears, and the
hands are adjusted.
27
28
29
The secondary clock stops
operating.
A wrong cable is connected with
the clock controller.
Connect the cables properly.
12
13
15
The thickness or length of the
extension cable is not as per the
specification. Use a specified extension cable. 16
Hand position has not been set. Set the hand position. 22
The secondary clock
gains/loses by 30 seconds.
The cable is not correctly
connected with the (+) and (-)
terminals of the signal. Connect the cable properly.
12
13
15
GNSS reception cannot be
performed. (“LCAP” and
current time are displayed
alternately.)
The capacity voltage has reduced
to 3.7 V or less.
Recharge the capacitor. After
recharging is completed,
perform manual GNSS
reception.
27
28
29
GNSS reception cannot be
performed. (“ADJ” is displayed
for 5 seconds.)
The hands of the secondary clock
are being adjusted, and GNSS
reception is disabled.
After hand adjustment is
completed, perform manual
GNSS reception.
23
27
GNSS reception cannot be
performed. (The “GPS”
indicator does not light up.)
The clock controller and the
GNSS receiver are not connected
properly. Connect the cable properly.
12
13
15
The thickness or length of the
extension cable is not as per the
specification.
Use a specified extension cable.
16
GNSS reception cannot be
performed. (The “SYNC”
indicator does not light up.)
The radio wave cannot be
received from GNSS satellites due
to surrounding environment.
Move the GNSS receiver to a
place where good reception can
be obtained. 3