Quality Control; Trouble Shooting - Binding Site Minineph Plus Manual De Usuario

5

QUALITY CONTROL

It is recommended that lot specific controls should be assayed with each batch of samples.
Results should only be accepted if the control results are within the stated values.
6

TROUBLE SHOOTING

See also section 4.4.5 Operator Messages
PROBLEM
Blank LCD display
No "Supplementary"
or "Temperature
stabilising" message
when cuvette placed
in chamber
Swipe card details
not loaded
Unexpected assay
results
Assay blanking for
longer than expected
Insert Code: EIN023
POSSIBLE
?
CAUSE(S)
1. Power supply not
switched on
2. Fuse(s) blown in
MININEPH
PLUS
3. Fuse(s) blown in plug
Cuvette not pushed far
enough into cuvette
chamber to be detected
1. Swipe card used
wrong way up
2. Card swiped in wrong
direction
3. Card being swiped at
wrong time
4. Dust, particles or
moisture on magnetic
strip
1. Check dilutions
2. See Troubleshooting
guide in Assay
Instructions
Latex assays blank for
30 seconds
Page 21 of 121
SUGGESTED
ACTION
Plug in at the power supply. Ensure
both power supply and
MININEPH are switched on
PLUS
Check fuses (see section 7).
Replace if either or both are non-
functional
Replace the fuse
Push cuvette firmly down into
chamber
Swipe the card again (see section
4.4)
Swipe the card again from left to
right (see section 4.4)
Check card is being swiped only
when requested to (see section
4.4.3)
Wipe card with dry cloth and swipe
again
Note. 1/1 = undiluted/neat
Wait for at least 30 seconds before
stopping assay and repeating
Version: 11

th
August 2011