Recent content by changdangnz

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    Pl400 noise come up

    Exactly this monsters. Man i try to push harder and noise come up . I am try a different pl400 series 2 with meter not working on left channel. It's a huge power for to to push hard monster bic dv5312 . My neighbors is came over and said too noise . Hahahahah
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    Pl400 noise come up

    I try push hard PL400 this afternoon for about 45 minutes with a 2 cooler fan on the back 8 fin flow to cool down . Suddenly it is make a noise and i can see a meter needle is on middle . I just disconnect speaker cable out and then turn off power amp. Let amp cool down and then i turn it on...
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    PL400 series 2 led meter issue

    Anyone can help me fix a led meter on my pl400 series 2 ? It is suddenly stop moving on left channel. Sound output is still fine. Hope someone in here can help me out.
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    Phase LInear 400 series 2 led meter issue

    I just had an issue with led indicate meter on my pl400 series 2 this morning. The left channel led in dictate just sty on zero but. Right channel is still moving clipping normal. Anyone can help me to fix it ? Many thank
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    PL400 RIGHT CHANNEL OUTPUT IS -66 V ?

    I got an issue with right channel is -66 v and left is -21 mv . Bias value on left is 0.31v and right is 0.35 v . What can i check out on this problem ?
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    BIAS ADJUST POT MOUSER PART NUMBER

    I had been replase a bias pot adjustment . By a mistake i put a B+ and B- cable on negative on filter cap. Some capacitor on pcb dead . I had been replace but something is going wrong so i replace new filter capacitor on but still circuit short somewhere any body here can help me out.
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    Power short on filter capacitor , what can I do ?

    Lee. I had removed all 5a fuse and the bulb is still bright
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    Power short on filter capacitor , what can I do ?

    1 channels is original output tp9054 set and 1 chanels is xpl910.
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    Power short on filter capacitor , what can I do ?

    I try measure on AC bridge rectifier again and give me a value is 3.66 v
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    Power short on filter capacitor , what can I do ?

    The bulb is bright and i measure on dc.
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    Power short on filter capacitor , what can I do ?

    I am still waiting for a bias pot adjustment to finish my pl400 series 1. Not far to bring sound back.
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    Power short on filter capacitor , what can I do ?

    Lee , this is a series 2 version just pick up from garage sale. I had been blow fuse and 1 channel output dead. I just recap and test all transistor and output transistor. I had replace all new output transistor. Only issue is power short .
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    Power short on filter capacitor , what can I do ?

    Yes , it is. I was doing test under DBT.
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    Power short on filter capacitor , what can I do ?

    Had been change all output transistor and I just had this problem . I definitely need help from expert. Here is photo below when I take a measure capacitor filter
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    phase linear transistor rca40412 replace

    I need help to looking for a transistor replace for rca40412 transitor on pl400 series 2.many thank
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