AMPEON AMP-Series
http://www.ampeon.cn
24
LCD has display, but the
clock does not run
1.The
crystal
oscillation structure on
display control panel
is damaged
2.The program of time
integrated
circuit
DS1302 goes wrong
Check the circuit of LCD
display control panel
1.Change
the
crystal
oscillation circuit board
or LCD display control
circuit board
2.Re-plug
or
change
DS1302 clock single chip
integrated circuit in the
circuit board.
*It will not affect the main
function of the spark alarm
detection.
The clock is incorrect.
The battery is short of
electric energy.
Chargeable
nickel-chromium
battery can be used
for several years.
LCD displaying
Change the battery on the
circuit
board
(Nickel-chrome
chargeable battery 3.6V
)
*Does not affect the main
function of spark alarm
LCD
background
light is not bright
1. There is a life span
of background light.
2. There is problem
with power supply
circuit.
Check the displaying plate.
As the background light has
its
life
span,
LCD
background light off does
not affect the function and
need not be repaired
In
the
fire
alarm
simulation
test,
the
power supply of the
control box went off as
soon as the fire alarm
happens
Cut off the working
power supply in case
of alarm
1.The
incoming
power
supply part
1.Change the incoming part
of the power supply and
avoid the cutting off of
the power supply when
fire alarm acts
Trouble
phenomenon
The cause of
the trouble
Location to check
Troubleshooting and
adjustment