Service manual

PN 4237242C
4.15-2
SERVICE AND REPAIR PROCEDURES
MOTOR/SOLENOID DRIVER CARD
4. Close the lower chassis.
5. Reconnect the ac power cable.
Figure 4.15-1 Motor/Solenoid Driver Card
Verification
1. Turn ON the instrument’s power.
2. Observe the operation of the aspirate and the diluent syringes while the system is going
through its power ON routine.
MOTOR/SOLENOID DRIVER CARD
7242012A
J4
(To/from
DRA1, J1)
J18
(Resistor
bank)
J5
(To/from
DRA1, J2)
J2
(To/from
DRA2, J2)
J23
(Resistor
bank)
J1
(To/from
DRA2, J1)
J15
(To +24 V
POWER ON)
X1
(ON)
J3
(To/from
DRA2, J3)
J11
(To/from Flex
Connect
card)
J10
(To/from
Syringe
Assembly/
traverse
motor
J12
(Not used)
X2
(ON)
J6
(To/from
DRA1, J3)
J8
(To
peristaltic
pump
motors)
J7
(To Solenoid
Intercon-
nect card)