Major Science MP-300 Instruction Manual page 15

Err3; power
supply stops;
alarm sounds
Err6; power
supply stops;
alarm sounds
Err7; power
supply stops;
alarm sounds
A59; power
supply stops;
alarm sounds with
countdown to
zero: A58, A57
etc.
Maintenance
MP-300 Power Supply series only requires little maintenance to assure reliable
operation. The housing may be cleaned with a dry cloth.
Groundleak detection
Power supply is
overheating
Poor connection
between power cable
and power supply;
damaged power
cable or electrode
Countdown before
power supply restarts
- Check electrophoresis
system for earth leakage.
- Switch power on / off and
restart application
- Turn off power supply
immediately and check that
there is adequate clearance
around the power supply for
even ventilation.
- If the power supply cannot be
restarted, disconnect the
power supply from the mains
outlet and contact Technical
Service
- Check power cables and
electrodes within the gel tank
- Ensure that electrophoresis
conditions for system are
correct, without
compromising personal
safety.
15