Service Guide 4
Agilent 35670A Supplement 23
✔
Step 3. Determine the probable faulty assembly by comparing
the analyzer’s symptoms to the following table.
Figure 8 A17 CPU board connector locator, circuit side
Pin-out for
P13 connector
Pin-Out
for P14
Symptom Probable Faulty Assembly
Vertical and horizontal scanning is occurring
Part of information is missing, for example only half letters
Blocks of information are missing
Information on the screen is scrambled or mixed up
Vertical or horizontal stripes appear across the screen
CPU
Screen is blank Display, Power inverter,
Display backlights, cables
Screen is tilted, compressed, or distorted
Line across the screen
Display, A17