Troubleshooting - PS Audio Power Plant Premier Service Manual

TROUBLESHOOTING

Power Issues
1. Nothing happens when power is applied to the Premier.
a. Check / Replace F1 and F2 on the Power Inlet Assembly.
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b. Replace the Power Cartridge.
2. The circuit breaker in the wall trips when power is applied to the premier.
a. Replace the Power Cartridge.
b. Replace the Power Transformer.
Regulation Issues
1. The Bypass Relay never enables the regulated output.
a. Replace the Regulator PCA and Darlington transistors Q1, Q2, Q3 and Q4.
2. The Bypass Relay 'clicks' in and out.
a. Replace the Regulator and Darlington transistors Q1, Q2, Q3 and Q4.
Display Issues
1. The Premier is regulating but there is no Display.
a. Verify there is 8VAC to the Display Board connector J1 (Orange Wires).
b. Replace the Premier Display PCA.
2. Display elements are missing.
a. Replace the Premier Display PCA.
Sequencer / IsoZone Issues
1. Sequencer IsoZone switches are not working.
a. Replace the IsoZone Control Ribbon Cable.
b. Replace the Display PCA.
c. Replace the IsoZone Power Outlet Assembly.
CleanWave
1. CleanWave not Visible
a. Verify that there is 15uf of capacitance on the input.
b. Look for shorts on the back of the Regulator PCA between the pins of J2.
c. Replace the Regulator Control Ribbon Cable.
d. Replace the Display PCA.
e. Replace the Regulator PCA and Darlington transistors Q1, Q2, Q3 and Q4.
MultiWave
1. MultiWave not Visible
a. Look for shorts on the back of the Regulator PCA between the pins of J2.
b. Replace the Regulator Control Ribbon Cable.
c. Replace the Display PCA.
d. Replace the Regulator PCA and Darlington transistors Q1, Q2, Q3 and Q4.
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