GE MEDICAL SYSTEMS CT 9800 QUICK SYSTEM
Rev. 1 Direction 18000
6-3-12
3-4 Disk System Adjustments (Continued)
e. Verify that the WRITE ENABLE/DISABLE switch is still in the DISABLE position.
f. Re-install the CE pack and bring up the drive.
g. Allow the pack to spin for 5 minutes.
2. Check Alignment
a. Connect the oscilloscope to the Head Analog Board as follows. See Illustration 6-3-3
for locations.
CH #1: TP 34
CH #2: TP 37
Ground: TP 42
Set up the scope as follows:
CH #1: 0.5 V/div, AC coupling
CH #2: 0.1 V/div, AC coupling
Time: 1 Micro-second/division
Sync: Internal, Positive, CH #1
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