Fermax 60305 - TROUBLESHOOTING TABLE; Symptom Analysis and Checks

Pag 48
KIT
VIDEOPORTERO DIGITAL 5 HILOS
VIDEOPORTERO DIGITAL 5 HILOS
TROUBLESHOOTING TABLE
SYMPTOM POINTS TO CHECK
• Does not enter programming.
• Auto-on does not work.
- Negative section. Increase.
- Distance between panel and monitor. Increase section
or add additional power supply.
- Power Supply position. Maximum distancefrom panel:
30 metres. Increase section or add additional power
supply.
• Does not enter programming.
• Auto-on works.
- Resistance 10 KOhms.
- Distance between panel and monitor. Increase section
or add additional power supply.
- Check that JP1 switch is set on panel
• No call, but panel monitoring
• When call button is pressed, the
Diagnostic LED emits short
blinks.
- Short circuit between «L» and «+».
• Panel continually emits a series
of short beeps.
- Short circuit between «L» and «-».
• No call, but panel monitoring
• When call button is pressed, the
Diagnostic LED does not come
on at all.
- Check that monitor is on.
- Check cable «L».
- Monitor programmed wrong. Programme again.
• Audio sound very weak, or fee-
dback that cannot be eliminated
with the audio adjust
potentiometers.
- Resistance 10 KOhms. There must be only 1 resistance
in the furthest monitor .