Microlab
®
STAR Service Manual
10-12
Error Handling (continued)
Incident Corrective Action
Pipetting outside volume
specifications
1. Run Volume Verification
Autoload Step loss In General, try to run the specific drive with service
software to determine the degree of malfunction.
1. Ensure Deck, Carriers and Slide Blocks are not
contaminated. Clean them if necessary
2. Check for damaged Slide Blocks on Deck and
loading trays and replace them if necessary
3. Load and unload Carriers (move them by Hand).
Check that they glide smoothly. Clean the
guides of Carriers.
4. Replace those Carriers which don't move
smoothly.
5. Check Synchronisation of both Cog Wheels
6. Perform an Autoload Auto-adjustment
Autoload rattles, sticks and
slips while loading carriers
Generally see Autoload Step loss
1. Lower calibration value of Z-Drive Autoload
Use Service Software Menu "Settings" "Inst.
Configuration" "read Instrument data" and
change existing Carrier Z value.
E.g. current Carrier Z value is –037, change to –
057. Keep lowering until improvement.
2. Shift the cogwheel angle position forwards or
backwards, whatever suits better.
E.g. current Carrier Y value is +003 +8913,
change to +006 +8913. Keep shifting until
improvement.
1
st
Value defines angle position of Cogwheel.
2
nd
Value defines the number of steps to load a
carrier
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