H
PHASE LOCK LOST
1. Make sure the A9 CC switch is in the
AIZER
position:
a. Remove the power line cord from the analyzer.
b. Set the analyzer on its side.
c. Remove the two corner bumpers from the bottom of the instrument with
a
T-15
TORX screwdriver.
d. Loosen the captive screw on the bottom cover’s back edge.
e. Slide the cover toward the rear of the instrument.
f. Move the jumper to the
AI.X
position as shown in Figure 7-2.
g. Replace the bottom cover, comer bumpers, and power cord.
A9
CPU Assembly
Normal
Mode
Alter
Mode
Rocker
Slide
sgs1
me
Figure 7-2. Jumper Positions on the
A9
CPU
Source Troubleshooting 7-5
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