28 Oct
1997 20:45
CELL-DYN
®
3/35 Sample Loader TS Guide 9140234B-June 1997
TROUBLESHOOTING
IP - 18 Alarm 4 (s) Sample Tube Not Sensed Properly, 3 of 4
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IP - 18 Alarm 4 (s) Sample Tube Not Sensed Properly, 3 of 4
3
Adjustment
Successfully
Completed
?
Perform Total Call
Shine Light into
Detector
Yes
No
Yes
Perform VP-5.1
Tube Detect
Sensor Check
Seat CN5 at
CPU Main
Bd.
Replace CPU Main Bd. (PL-8.1)
(See Interrelationship Matrix - Pg. 3-4)
4
No
CPU
Main Bd. Tube
Detect Signal at
[NON-CE MARK]
TP 22 to
GND
or
[CE MARK]
TP 6 to GND =
1-1.3V White Beam Block
Unblocked > 2.0V Black Beam
Block Unblocked
≈
0.0V Beam
Blocked
?
SL-194B
LED - Black Beam Block
Detector - White Beam Block
LED - White Beam Block
Detector - Black Beam Block
SL-233B
[CE MARK]
Tube Detect
[NON- CE MARK]
Tube Detect
TP 22
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