358 Chapter7
ADC/Interface Section
Troubleshooting Using the TAM
Table 7-2 Automatic Fault Isolation References
Suspected Circuit
Indicated by Automatic
Fault Isolation
Manual Procedure to Perform
Check ADC ASM ADC ASM
Check ADC MUX ADC MUX
Check ADC Start/Stop
Control
ADC Start/Stop Control
Check Analog Bus Drivers Automatic Fault Isolation (in this chapter)
Analog Bus Drivers
Check Analog Bus Timing Automatic Fault Isolation (in this chapter)
Analog Bus Timing
Check Interface Strobe Select Interface Strobe Select
Check Keyboard Interface Keyboard/RPG Problems
Check Negative Peak
Detector
Positive/Negative Peak Detectors (steps 3
through 10)
Check Peak Detector Reset Peak Detector Reset
Check Positive Peak Detector Positive/Negative Peak Detectors (steps 3
through 10)
Check Real Time DAC Preselector Peaking Control (Real Time DAC)
Check Ramp Counter Ramp Counter
Check RF Gain DACs Band Flatness Control (RF Gain DACs)
Check Rosenfell Detector Rosenfell Detector
Check RPG Interface Keyboard/RPG Problems
Check Track and Hold Track and Hold
Check Trigger Triggering Problems
Check Variable Gain
Amplifier (VGA)
Variable Gain Amplifier (VGA)
Check Video Filter Video Filter
Check Video Filter Buffer
Amplifier
Video Filter Buffer Amplifier
Check Video MUX Video MUX
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