Eppendorf MixMate - Manual (Page 20)

MixMate® — Operating manual
20
5.5.3 Key lock (LOCK) activation/deactivation
The key lock prevents set parameters being modified inadvertently during a mixing operation.
1. Press the menu/enter button to call up the menu.
2. Press the menu arrow key once.
3. Press the menu/enter button to open the key lock menu.
4. Select sub-item M – 2 ON with the menu arrow key to activate the key lock, or M – 2 OFF to
deactivate the key lock.
5. Press the menu/enter button to confirm the selected setting.
You will then exit menu level 2.
Press the menu/enter button again to exit the menu completely.
With key lock activated, all keys apart from menu/enter are inactive during the mixing operation.
When the mixer is at rest, all the keys are released.
You can tell from the symbol in the display that key lock is active and from the
symbol that
key lock is deactivated.
5.5.4 Adjusting signal tone volume (VOL)
The MixMate announces that a mixing operation is complete by means of a signal tone. You can
set the volume of this signal tone in the device menu as follows -
1. Press the menu/enter button to call up the menu.
2. Press the menu arrow key twice.
3. Press the menu/enter button to open the menu for the signal tone volume.
4. Use the menu arrow key to select the desired setting from OFF, VOL1 to VOL3. With OFF
the signal tone is switched off, with VOL3 the signal tone sounds with maximum volume.
The selected volume is played.
5. Press the menu/enter button to confirm the selected setting.
You will then exit menu level 2.
Press the menu/enter button again to exit the menu completely.
6. Press M – 2 BACK to leave this menu level.
6 Troubleshooting
6 Troubleshooting
6.1 General errors
If the suggested troubleshooting measures fail repeatedly, please contact your Eppendorf
partner. You can find the contact addresses on the Internet at www.eppendorf.com/worldwide.
Symptom/
message
Cause Remedy
No display Power supply is interrupted. Check the mains connection
and the power supply to the
lab.
Too fast Mixing load is too heavy for the
selected mixing frequency.
Reduce the mixing frequency
or the weight of the mixing load.
EN
Operating manual