Matsushita Electric Works Fire & Security Technology AB
MEW00442
Rev: -
Operating Instructions EBL512, V1.44.x
42
x=2
(S2): Short circuit/break on the connected cable/ equipment
x=3
(S3): Short circuit/break on the connected cable/ equipment
•
Connected equipment may be "stolen".
•
Resistor(s) missing or not correct value (see dwg. 512-42).
FAULT: No reply techn.no. xxxxxx
In spite of the control unit is communicating in both directions, one or
more units can not be found.
•
Check the unit's address. (DIL-switch in the unit or with
programming tool 3314 for sensors 3304 / 3308).
•
Faulty unit (not sensor).
•
Double break on the COM / BS4 loop. (Single break gives
the fault message: FAULT: Cut-off …….).
•
When short circuit isolator
2370 is used
: Check the loop and
the units connected on the isolated loop segment.
FAULT: Output x. techn. no. xxxxxx
If the output is programmed for sounders (alarm devices), it is also
indicated by LED "Fault Sounder".
•
Check fuses F1–F8 on the output unit p.c.b.
•
Short circuit / break on the connected wires.
•
Wrong / no end of line resistor.
•
One or more connected units have been removed (stolen).
FAULT: Output unit techn. no. xxxxxx
•
Fault in the output unit RAM
•
Fault in the output unit EPROM
•
Fault in the output unit EEPROM ("site specific data")
Replace the output unit / output unit p.c.b.
FAULT: Presentation unit xxxxxx
Display unit out of work. Fault in the display unit EEPROM ("site
specific data"). Download the data again or change the EEPROM and
download the data again.
