Service manual

PN 4237242C
A.2-3
QUICK REFERENCE INFORMATION
SWITCH SETTINGS, JUMPER SETTINGS AND TEST POINTS
A
Motor/Solenoid Driver Card
Jumpers
Test Points
Table A.2-6 Motor/Solenoid Driver Card Jumper Settings
Jumper Description MD II Setting
X1 +24 V control ON
X2 ON - Connects oscillator to circuit
OFF - Disconnects oscillator for card testing
ON
Table A.2-7 Motor/Solenoid Driver Card Test Points
Test Point Supply
TP1 Overload Timer input to comparator
TP2 Overload Timer output
TP3 Common ground
TP4 Lyse sensor output
TP5 Overload timer reference (16 V)
TP6 +24 V supply
TP7 Waste level output
TP8 Probe-wipe down sensor output
TP9 Probe-wipe upper sensor output
TP10 Diluent sensor output
TP11 Spare sensor output
TP12 Probe WBC position sensor output
TP13 Probe aspirate position sensor output
TP14 Probe RBC position sensor output
TP15 Aspirate syringe sensor output
TP16 Diluent syringe sensor output
TP17 POWER ON signal (to +24 V supply)
TP18 Overload Timer +24 V input supply
TP19 Spare sensor output
TP20 Spare sensor output
TP21 Spare sensor output
TP22 Spare sensor output
TP23 Oscillator output