Service manual

PN 4237242C
2.5-10
INSTRUMENT DESCRIPTION
DATA ACQUISITION
Figure 2.5-4 SPAD Card
Jumper
X7 (Set to ON)
r ON - Connects oscillator to circuit
r OFF- oscillator for card testing
Adjustments
There are two potentiometers onboard, R85 and R86. These are factory adjustments affecting
the Editor circuit and require an oscilloscope and pulse generator to set them. They cannot
and must not be adjusted in the field.
R
W
P
J4
(
+15 V in)
J3
(WBC
PREAMP
signal in)
J2
(RBC
PREAMP
signal in)
J1
(PLT
PREAMP
signal in)
X7
(ON)
J8
(10-pin
power
control)
J5
(Not used)
P1
(AT bus
edge connector)
P2
(AT bus
edge connector)
7242015A
J9
(AIM to URA)