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power supply assembly

  1. Mrcoolest123

    Sony CDP-XA30ES CD player power supply

    Good evening forum people! I bought a sony cdp-xa30es cd player but unfortunately my unit came without a Power supply. Where the supply should have been inside the case there's just an empty space, so I'm looking to substitute it or make a DIY replacement. Unfortunately there's zero info online...
    • Mrcoolest123
    • Thread
    • cd cdp sony marantz help power supply power supply assembly reapair
    • Replies: 0
    • Forum: Digital Sources
  2. Dvanamps

    Technics SL-110 Restore

    Hi all Just purchased a new project and wondered if the group could help me to troubleshoot the problems being faced. The deck is an old Technics SL-110 (very similar to the SL-1100) with the following issues. No power on light on startup (very faint and flickering) Turns irregularly at...
    • Dvanamps
    • Thread
    • power supply assembly sl-110 speed adjustment technics technics 110 turntable
    • Replies: 0
    • Forum: Turntables
  3. kyledp

    Pioneer PD-4050 CD Player - Dead Power Transformer - MultiVoltage model

    I picked up a Pioneer PD-4050 single Disk CD player that has a power supply called a PTT-1016. The power supply is dead and finding a new one is proving to be a challenge. I found one online and ordered it, only to have the company tell me it's not in stock and won't be. It's still posted on...
    • kyledp
    • Thread
    • power supply assembly power supply mod power transformer
    • Replies: 2
    • Forum: Pioneer Audio
  4. R

    SX 950 power board issues, and issues down stream

    Got an SX 950, and when I plugged it in, I had dimming and brightening of the lighting, as well as popping noise on the A speaker output. I found a blown cap on the EQ amp board, and recapped and replaced all transistors on that board. Before I went further I checked the numbers on the power...
  5. Ray122

    Power Supply Design Help

    Hey All! So I just bought this transformer on eBay A) because I thought it was an okay price, and B) because it was a 300VA 24V - 24V power transformer. What I got was a lot beefier then what I've work with in the past. I'm more use to a center tapped transformer. I've attached the...
    • Ray122
    • Thread
    • design diy electronic power supply power supply assembly
    • Replies: 6
    • Forum: DIY
  6. S

    Pioneer Parts

    Hello, I'm new to the site but not new to Pioneer Audio. I've been working on consumer audio equipment since the early 80's. My favorite Pioneer SX-3900 is on the fritz and I need help with obtaining parts for this component. The power supply has a blown temperature fuse and I can't seem to...
    • SirDoc1597
    • Thread
    • audio repair pioneer power supply assembly sx-3900 temperature fuse
    • Replies: 4
    • Forum: Pioneer Audio
  7. N

    SX-1250 Power Supply Assembly Voltages High

    Hello, first time to the forum. My Pioneer SX-1250 power supply assembly (AWR-107) is registering higher than normal voltages which I think might be affecting the stabilizer board. The 85v is reading 92.6v, the -87.5v is measuring -94.0v and the 23v is measuring 26.24v. Is this from the...
    • NetSonny
    • Thread
    • awr-107 pioneer sx-1250 power supply assembly power supply voltage
    • Replies: 16
    • Forum: Pioneer Audio
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