DIAGNOSTICS
Checkout Procedures
10DEC05
DG4825-1
Page
143 of 180
DIGITIZER BOARD A3
Important
The DIGITIZER BOARD A3:
•
receives the image data from the PMT/DAS BOARD A5
•
changes the input 24 V DC to 5 V DC
•
sends the timing signal to the GALVO BOARD A4
1
Check for correct voltages on CONNECTOR P2:
2
If the voltage is not correct, do the checkout procedure
.
Voltage
MULTIMETER
Ground
Positive
+24 V DC
P2-2
P2-1
H194_0035BC
BOARD A3
DIGITIZER
TP3
TP2
TP1
P2
CONNECTOR
H194_0035BCA