18
FURTHER INSTRUCTION
Important to read before operation !
If the unit alarms at power up, press the STOP switch. This situation is caused
by a previous run stopped by the power switch instead of the STOP switch.
Never use the power switch to stop separations. Always press the STOP switch.
1. When you switch on the unit, remember that previous pre-set values are
memorized. Settings are saved and restored at power up. No voltage is
supplied at power up; The unit is automatically in STOP mode.
2. If the timer mode was selected during the previous separation, it will be
restored at power up.
3. If the GEL SAVER mode was selected during the previous separation, it will
be restored at power up.
4. When you switch on the unit, press the CLEAR switch to cancel the elapsed
time of the previous separation. The pre-set time remains in the memory.
5. When you press START switch for beginning the run, if you have not pressed
CLEAR before, the unit will stay in STOP mode with an audible alarm. Press
STOP switch to cease the alarm, press CLEAR and START again.
6. Timer is ON and GEL SAVER is OFF:
When the pre-set time has elapsed, the unit will stop automatically with
5 beeps and the word – End – is displayed on the display. Elapsed time is
displayed. LED GEL SAVER will blink. 5 beeps are heard every minute.
7. Timer is ON and GEL SAVER is ON:
When the pre-set time has elapsed, the unit will supply only 10% of the
voltage set at the beginning of the run.
Elapsed time is displayed on the right display. LED GEL SAVER will blink.
5 beeps are heard every minute.
8. Remember that LEDS
(#5 and #6)
are just indication modes.
•
(#5)
Constant voltage mode (according settings and gel conditions),
•
(#6)
Constant current mode (according settings and gel resistance),
•
(#13)
Timer mode (ON or OFF selection),
•
(#17)
Gel saver mode (alight during the run, it is blinking when activated
after the separation time is elapsed).
9. To change settings using the switches
(#8)
, the unit must be in set mode
press SET/OUT
(#1)
.
10. If no chamber is connected, the unit cannot start and will return on STOP
mode. If the connecting lead(s) is defective, or a bad contact is existing in
the electrophoresis tank, the unit cannot start and will return to STOP
mode. An audible alarm rings and the message
“FLT”
(fault) is displayed on
the display.
