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Matsushita Electric Works Fire & Security Technology AB
MEW00442
Rev: -
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.
Operating Instructions EBL512, V1.44.x
42
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