BC8001A Installation and Operating Instruction
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CHAPTER 4 MAINTENANCE
1. Daily Checking
Persons on duty should do daily check of control unit and make records. If fire alarm, troubles and other abnormal events
happen, “Trouble-shooting Guideline” shall be followed. After the control unit restores to normal, the events shall be well
recorded.
2. Trouble-shooting Guideline
No.
Failure content
Possible reasons
Solutions
1
Function keys, LED and LCD
screen are ineffective or
damaged
Failure of signal wire or power line;
Damage of corresponding hardware;
Correct connection;
Replace corresponding hardware;
2
No indication of power
supply
Main power or battery is off;
Power connection is not firmly
secured;
Power supply is damaged;
Check the wiring of power supply and
battery;
Replace main board;
3
Power supply is on but the
LCD on control unit is “black
screen”
LCD brightness is not enough;
LCD without power or the adapter on
main board is damaged;
LCD is damaged,
Adjust LCD brightness;
Examine power supply line or replace
main board;
Replace LCD;
4
Control unit can not display
any content.
System software or configuration files
are lost;
CPU board is damaged;
download corresponding software or
configuration files;
Replace CPU board;
5
No sound
No voltage;
Volume of buzzer is not enough;
Buzzer is damaged;
Replace power supply line or main
board;
Adjust buzzer’s volume;
Replace buzzer;
6
Control station trouble
Configuration file is unconformable
with the devices on site;
Main board address is not set or
unconformable with configuration file;
Main board is damaged;
Modify configuration file;
Modify address setting;
Replace main board;
7
Main board input & output
trouble
Configuration file configuration is
wrong;
The input/output port of main board is
damaged;
Modify the configuration;
Replace main board;
8
Power supply trouble
Power supply is wrongly configured;
Exterior voltage overrun power
requirements;
Battery is damaged;
Power supply is damaged;
Check /modify configuration file;
Adjust exterior voltage;
Replace power supply or battery;
