User Instructions

www.pulsar.pl EN54C-LCD RED POWER plus
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7.4.5. List of failure codes and information messages.
PSU indicates operation status with appropriate code. Codes are divided into two groups, marked with
initial letters „F” or „I”.
Codes beginning with letter „F” indicate a failure. Codes that begin with letter „I” indicate correct operation
of PSU or repaired fault, involving, for example, fuse replacement: „I03 - BAT fuse replaced”.
Table 7. List of failure codes of power supply unit.
Failure
code
Information
Technical
output
activation
Additional information
Additional
information
F01
AC power fail!
EPS FLT
ALARM
– No AC mains supply
– Burnt main fuse F
MAIN
F02
AUX1 fuse!
ALARM
– Blown FAUX1 fuse
F04
Output overload!
ALARM
– PSU overload
see section 5.4
F05
Undercharged
battery!
ALARM
– Worn out battery
– Undercharged batteries
see section 6
F06
High AUX1 voltage!
ALARM
– Output voltage over 29.2 V
F08
Charge circuit fail!
ALARM
– Output voltage of PSU set too low, below 26 V
– Battery charging circuit failure
F09
Low AUX1 voltage!
ALARM
– Output voltage below 26V
F10
Low battery voltage!
ALARM
– Battery voltage has dropped below 23 V (during
battery-assisted operation)
F11
Low battery volt. –
off!
ALARM
– Battery voltage has dropped below 20 V (during
battery-assisted operation)
see section 6.4
F12
External input EXT!
ALARM
– Activation of input of collective failure EXTi
see section 5.2
F14
Temp. sensor
malfunction!
ALARM
– Temperature sensor damaged
– Temperature sensor disconnected
see section 6.7
F15
High battery
temperature!
ALARM
– The ambient temperature of the PSU is too hot
– Batteries overloaded
– Batteries damaged
see section 6.7
F16
No battery!
ALARM
– Batteries disconnected
see section 6.1
F17
Battery fail!
ALARM
– Batteries depleted, voltage below 20 V
see section 6.1
F18
High resistance of
battery circuit!
ALARM
– Worn out battery
– Battery connection cables loose
see section 6.6
F21
PSU cover opened!
ALARM
PSU cover opened
see section 5.3
F22
AUX2 fuse!
ALARM
– Blown FAUX2 fuse
F26
High AUX2 voltage!
ALARM
– Output voltage over 29.2 V
F29
Low AUX2!
ALARM
– Output voltage below 26 V
F51
F52
internal damage of
PSU
ALARM
– Service codes
F60
No communication
ALARM
– No communication with LCD panel
F61
F64
Control panel fail
ALARM
– Service codes
F65
Access unlocked
– Passwords unlocked
F69-F74
Default settings
ALARM
– Service codes