HP 8560A

Table 7-2. Automatic Fault Isolation References
Suspected Circuit Indicated
by Automatic Fault Isolation
3heck ADC ASM
Check ADC MUX
2heck ADC Start/Stop Control
Check Analog Bus Drivers
Check Analog Bus Timing
2heck Interface Strobe Select
Check Keyboard Interface
Check Negative Peak Detector
Check Peak Detector Reset
Check Positive Peak Detector
Check Ramp Counter
Check RF Gain DACs
Check Rosenfell Detector
2heck RPG Interface
Check Track and Hold
v’heck Trigger
Check Variable Gain Amplifier (VGA)
Check Video Filter
Check Video Filter Buffer Amplifier
Check Video MUX
Manual Procedure to Perform
\DC ASM
1DC MUX
‘LDC Start/Stop Control
iutomatic
pault Isolation (in this chapter)
inalog Bus Drivers
lutomatic
‘ault Isolation (in this chapter)
inalog Bus Timing
nterface Strobe Select
<eyboard/RPG Problems
‘ositive/Negative Peak Detectors
‘steps 3 through 10)
‘eak Detector Reset
‘ositive/Negative Peak Detectors
(steps 3 through 10)
tamp Counter
3and Flatness Control (RF Gain DACs)
tosenfell Detector
(eyboard/RPG Problems
Irack and Hold
Triggering Problems
Variable Gain Amplifier (VGA)
Video Filter
Video Filter Buffer Amplifier
Video MUX
ADCpterface Section 7-5